{"id":1724880,"recorded_at":"2026-11-01T00:52:41.142084Z","observed_at":"2026-11-01T00:52:41.142039Z","subject_kind":"endpoint","subject":"a61387e3-4b70-4c60-b007-95fcdcae113d","kind":"mcp.tools","method":"probe.mcp/1","body":{"count":95,"tools":[{"description":"Deterministic mid-task utilities for AI agents: unit conversion, currency by explicit rate, timezone/date maths, cron expansion, entity extraction, format + JSON Schema validation, CAIP-2 chain resolution. Exact answers, no LLM. Call GET with query params or POST with JSON. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/agentkit/chain","inputSchema":{"properties":{"from":{"type":"string"},"to":{"type":"string"},"value":{"type":"string"}},"type":"object"},"name":"agentkit__chain"},{"description":"Deterministic mid-task utilities for AI agents: unit conversion, currency by explicit rate, timezone/date maths, cron expansion, entity extraction, format + JSON Schema validation, CAIP-2 chain resolution. Exact answers, no LLM. Call GET with query params or POST with JSON. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/agentkit/convert","inputSchema":{"properties":{"from":{"type":"string"},"to":{"type":"string"},"value":{"type":"string"}},"type":"object"},"name":"agentkit__convert"},{"description":"Deterministic mid-task utilities for AI agents: unit conversion, currency by explicit rate, timezone/date maths, cron expansion, entity extraction, format + JSON Schema validation, CAIP-2 chain resolution. Exact answers, no LLM. Call GET with query params or POST with JSON. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/agentkit/datetime","inputSchema":{"properties":{"from":{"type":"string"},"to":{"type":"string"},"value":{"type":"string"}},"type":"object"},"name":"agentkit__datetime"},{"description":"Deterministic mid-task utilities for AI agents: unit conversion, currency by explicit rate, timezone/date maths, cron expansion, entity extraction, format + JSON Schema validation, CAIP-2 chain resolution. Exact answers, no LLM. Call GET with query params or POST with JSON. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/agentkit/extract","inputSchema":{"properties":{"from":{"type":"string"},"to":{"type":"string"},"value":{"type":"string"}},"type":"object"},"name":"agentkit__extract"},{"description":"Deterministic mid-task utilities for AI agents: unit conversion, currency by explicit rate, timezone/date maths, cron expansion, entity extraction, format + JSON Schema validation, CAIP-2 chain resolution. Exact answers, no LLM. Call GET with query params or POST with JSON. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/agentkit/validate","inputSchema":{"properties":{"from":{"type":"string"},"to":{"type":"string"},"value":{"type":"string"}},"type":"object"},"name":"agentkit__validate"},{"description":"Compare two OpenAPI 3 JSON specs and get a precise breaking-change report: removed paths, renamed parameters, new required fields, type changes. $0.02 via x402. Price: $0.02 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/api-change-check/compare","inputSchema":{"properties":{"after":{"properties":{"info":{"properties":{"title":{"type":"string"},"version":{"type":"string"}},"type":"object"},"openapi":{"type":"string"},"paths":{"properties":{},"type":"object"}},"type":"object"},"before":{"properties":{"info":{"properties":{"title":{"type":"string"},"version":{"type":"string"}},"type":"object"},"openapi":{"type":"string"},"paths":{"properties":{"/users":{"properties":{"get":{"properties":{"responses":{"properties":{"200":{"properties":{"description":{"type":"string"}},"type":"object"}},"type":"object"}},"type":"object"}},"type":"object"}},"type":"object"}},"type":"object"}},"type":"object"},"name":"api_change_check__compare"},{"description":"Base token due diligence over x402. /report bundles due diligence, cross-venue reference price and position exit cost in ONE $0.01 call. /price now takes up to 10 tokens per $0.01 call for bulk screening. Free /sample on every endpoint. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/basedue/due","inputSchema":{"properties":{"tokens":{"type":"string"}},"type":"object"},"name":"basedue__due"},{"description":"Base token due diligence over x402. /report bundles due diligence, cross-venue reference price and position exit cost in ONE $0.01 call. /price now takes up to 10 tokens per $0.01 call for bulk screening. Free /sample on every endpoint. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/basedue/exit","inputSchema":{"properties":{"tokens":{"type":"string"}},"type":"object"},"name":"basedue__exit"},{"description":"Base token due diligence over x402. /report bundles due diligence, cross-venue reference price and position exit cost in ONE $0.01 call. /price now takes up to 10 tokens per $0.01 call for bulk screening. Free /sample on every endpoint. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/basedue/price","inputSchema":{"properties":{"tokens":{"type":"string"}},"type":"object"},"name":"basedue__price"},{"description":"Base token due diligence over x402. /report bundles due diligence, cross-venue reference price and position exit cost in ONE $0.01 call. /price now takes up to 10 tokens per $0.01 call for bulk screening. Free /sample on every endpoint. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/basedue/report","inputSchema":{"properties":{"tokens":{"type":"string"}},"type":"object"},"name":"basedue__report"},{"description":"Business-day and holiday calendar API for US, GB, DE, FR, NL: business-day checks, workday counts, holiday lists, and multi-country T+n settlement dates. Free previews and a free settlement calculator. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/add","inputSchema":{"properties":{"countries":{"type":"string"},"date":{"type":"string"},"days":{"type":"string"}},"type":"object"},"name":"bizcal_api__add"},{"description":"Business-day and holiday calendar API for US, GB, DE, FR, NL: business-day checks, workday counts, holiday lists, and multi-country T+n settlement dates. Free previews and a free settlement calculator. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/batch","inputSchema":{"properties":{"countries":{"type":"string"},"date":{"type":"string"},"days":{"type":"string"}},"type":"object"},"name":"bizcal_api__batch"},{"description":"Business-day and holiday calendar API for US, GB, DE, FR, NL: business-day checks, workday counts, holiday lists, and multi-country T+n settlement dates. Free previews and a free settlement calculator. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/between","inputSchema":{"properties":{"countries":{"type":"string"},"date":{"type":"string"},"days":{"type":"string"}},"type":"object"},"name":"bizcal_api__between"},{"description":"Business-day and holiday calendar API for US, GB, DE, FR, NL: business-day checks, workday counts, holiday lists, and multi-country T+n settlement dates. Free previews and a free settlement calculator. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/day","inputSchema":{"properties":{"countries":{"type":"string"},"date":{"type":"string"},"days":{"type":"string"}},"type":"object"},"name":"bizcal_api__day"},{"description":"Business-day and holiday calendar API for US, GB, DE, FR, NL: business-day checks, workday counts, holiday lists, and multi-country T+n settlement dates. Free previews and a free settlement calculator. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/settle","inputSchema":{"properties":{"countries":{"type":"string"},"date":{"type":"string"},"days":{"type":"string"}},"type":"object"},"name":"bizcal_api__settle"},{"description":"Business-day and holiday calendar API for US, GB, DE, FR, NL: business-day checks, workday counts, holiday lists, and multi-country T+n settlement dates. Free previews and a free settlement calculator. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/workdays","inputSchema":{"properties":{"countries":{"type":"string"},"date":{"type":"string"},"days":{"type":"string"}},"type":"object"},"name":"bizcal_api__workdays"},{"description":"Business-day and holiday calendar API for US, GB, DE, FR, NL: business-day checks, workday counts, holiday lists, and multi-country T+n settlement dates. Free previews and a free settlement calculator. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/bizcal-api/year","inputSchema":{"properties":{"countries":{"type":"string"},"date":{"type":"string"},"days":{"type":"string"}},"type":"object"},"name":"bizcal_api__year"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/balance","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__balance"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/batch","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__batch"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/block","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__block"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/code","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__code"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/gas","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__gas"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/network","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__network"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/nonce","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__nonce"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/token","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__token"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/tx","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__tx"},{"description":"Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/chainread/verdict","inputSchema":{"properties":{"address":{"description":"0x address or ERC-20 contract address","type":"string"},"addresses":{"description":"Up to 25 addresses (for /batch)","items":{"type":"string"},"type":"array"},"chain":{"enum":["base","ethereum"],"type":"string"},"hash":{"description":"0x transaction hash (for /tx)","type":"string"},"number":{"description":"Block number or 'latest' (for /block)","type":"string"}},"type":"object"},"name":"chainread__verdict"},{"description":"Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/address","inputSchema":{"properties":{"days":{"description":"Look-back window in days (default 30, max 400).","type":"number"},"names":{"description":"Pipe-separated counterparty names to re-screen, up to 50.","type":"string"},"threshold":{"description":"Fuzzy match threshold 0.5-1.0 (default 0.85).","type":"number"}},"required":["names"],"type":"object"},"name":"check_sanctions__address"},{"description":"Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/batch","inputSchema":{"properties":{"days":{"description":"Look-back window in days (default 30, max 400).","type":"number"},"names":{"description":"Pipe-separated counterparty names to re-screen, up to 50.","type":"string"},"threshold":{"description":"Fuzzy match threshold 0.5-1.0 (default 0.85).","type":"number"}},"required":["names"],"type":"object"},"name":"check_sanctions__batch"},{"description":"Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/changes","inputSchema":{"properties":{"days":{"description":"Look-back window in days (default 30, max 400).","type":"number"},"names":{"description":"Pipe-separated counterparty names to re-screen, up to 50.","type":"string"},"threshold":{"description":"Fuzzy match threshold 0.5-1.0 (default 0.85).","type":"number"}},"required":["names"],"type":"object"},"name":"check_sanctions__changes"},{"description":"Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/screen","inputSchema":{"properties":{"days":{"description":"Look-back window in days (default 30, max 400).","type":"number"},"names":{"description":"Pipe-separated counterparty names to re-screen, up to 50.","type":"string"},"threshold":{"description":"Fuzzy match threshold 0.5-1.0 (default 0.85).","type":"number"}},"required":["names"],"type":"object"},"name":"check_sanctions__screen"},{"description":"Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/verdict","inputSchema":{"properties":{"days":{"description":"Look-back window in days (default 30, max 400).","type":"number"},"names":{"description":"Pipe-separated counterparty names to re-screen, up to 50.","type":"string"},"threshold":{"description":"Fuzzy match threshold 0.5-1.0 (default 0.85).","type":"number"}},"required":["names"],"type":"object"},"name":"check_sanctions__verdict"},{"description":"Sanctions screening against US OFAC, UK OFSI and EU lists with real matching on all three. Screen a name, a wallet address, a batch, or your own watchlist. Non-Latin names are transliterated; unscreenable names return 400, never a false clear. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/check-sanctions/watchlist","inputSchema":{"properties":{"days":{"description":"Look-back window in days (default 30, max 400).","type":"number"},"names":{"description":"Pipe-separated counterparty names to re-screen, up to 50.","type":"string"},"threshold":{"description":"Fuzzy match threshold 0.5-1.0 (default 0.85).","type":"number"}},"required":["names"],"type":"object"},"name":"check_sanctions__watchlist"},{"description":"Site change monitor for agents: /diff compares a URL against a durable baseline and returns changed text with added/removed line samples; /watchlist stores URLs per buyer. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/chgwatch/diff","inputSchema":{"properties":{"mode":{"description":"What to compare","enum":["text","markdown","meta","links"],"type":"string"},"store":{"description":"true to save this snapshot as the new baseline","type":"string"},"url":{"description":"URL to diff against its stored baseline","type":"string"}},"required":["url"],"type":"object"},"name":"chgwatch__diff"},{"description":"Site change monitor for agents: /diff compares a URL against a durable baseline and returns changed text with added/removed line samples; /watchlist stores URLs per buyer. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/chgwatch/diffmulti","inputSchema":{"properties":{"mode":{"description":"What to compare","enum":["text","markdown","meta","links"],"type":"string"},"store":{"description":"true to save this snapshot as the new baseline","type":"string"},"url":{"description":"URL to diff against its stored baseline","type":"string"}},"required":["url"],"type":"object"},"name":"chgwatch__diffmulti"},{"description":"Site change monitor for agents: /diff compares a URL against a durable baseline and returns changed text with added/removed line samples; /watchlist stores URLs per buyer. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/chgwatch/watch","inputSchema":{"properties":{"mode":{"description":"What to compare","enum":["text","markdown","meta","links"],"type":"string"},"store":{"description":"true to save this snapshot as the new baseline","type":"string"},"url":{"description":"URL to diff against its stored baseline","type":"string"}},"required":["url"],"type":"object"},"name":"chgwatch__watch"},{"description":"Site change monitor for agents: /diff compares a URL against a durable baseline and returns changed text with added/removed line samples; /watchlist stores URLs per buyer. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/chgwatch/watchlist","inputSchema":{"properties":{"mode":{"description":"What to compare","enum":["text","markdown","meta","links"],"type":"string"},"store":{"description":"true to save this snapshot as the new baseline","type":"string"},"url":{"description":"URL to diff against its stored baseline","type":"string"}},"required":["url"],"type":"object"},"name":"chgwatch__watchlist"},{"description":"One joined company dossier from public sources: SEC EDGAR identity, CIK, SIC industry, incorporation state, recent filings, plus RDAP domain facts and an OFAC/UK/EU sanctions screen of the name. No personal data…[44 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/company-facts/lookup","inputSchema":{"properties":{"company":{"description":"Company name to look up; \"q\" is accepted as an alias.","type":"string"}},"required":["company"],"type":"object"},"name":"company_facts__lookup"},{"description":"One joined company dossier from public sources: SEC EDGAR identity, CIK, SIC industry, incorporation state, recent filings, plus RDAP domain facts and an OFAC/UK/EU sanctions screen of the name. No personal data…[44 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/company-facts/snapshot","inputSchema":{"properties":{"company":{"description":"Company name to look up; \"q\" is accepted as an alias.","type":"string"}},"required":["company"],"type":"object"},"name":"company_facts__snapshot"},{"description":"One call joins public SEC EDGAR data into an agent-ready brief: company profile, annual financial series (revenue, net income, assets, cash, EPS) with YoY growth and margins, recent filings, and risk-factor excerpts. Saves an agent five separate lookups and all the parsing. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/composite/brief","inputSchema":{"properties":{"excerpts":{"description":"Max risk-factor excerpts (0-10)","type":"integer"},"q":{"description":"Ticker, company name or CIK, e.g. AAPL, nvidia, 320193","type":"string"}},"required":["q"],"type":"object"},"name":"composite__brief"},{"description":"One call joins public SEC EDGAR data into an agent-ready brief: company profile, annual financial series (revenue, net income, assets, cash, EPS) with YoY growth and margins, recent filings, and risk-factor excerpts. Saves an agent five separate lookups and all the parsing. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/composite/filings","inputSchema":{"properties":{"excerpts":{"description":"Max risk-factor excerpts (0-10)","type":"integer"},"q":{"description":"Ticker, company name or CIK, e.g. AAPL, nvidia, 320193","type":"string"}},"required":["q"],"type":"object"},"name":"composite__filings"},{"description":"One call joins public SEC EDGAR data into an agent-ready brief: company profile, annual financial series (revenue, net income, assets, cash, EPS) with YoY growth and margins, recent filings, and risk-factor excerpts. Saves an agent five separate lookups and all the parsing. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/composite/watchlist","inputSchema":{"properties":{"excerpts":{"description":"Max risk-factor excerpts (0-10)","type":"integer"},"q":{"description":"Ticker, company name or CIK, e.g. AAPL, nvidia, 320193","type":"string"}},"required":["q"],"type":"object"},"name":"composite__watchlist"},{"description":"Trust check for any domain: DNS records, email auth (SPF/DMARC/DKIM), WHOIS registrar and age, live HTTP status, TLS issuer/expiry and HSTS. /portfolio audits up to 25 domains in one call and ranks them weakest-first. Free /catalog lists every paid API I run. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/domain-intel/batch","inputSchema":{"properties":{"domain":{"description":"Single domain for /dns, e.g. example.com","type":"string"},"domains":{"description":"Comma separated domains: up to 10 for /batch, up to 25 for /portfolio","type":"string"}},"required":["domains"],"type":"object"},"name":"domain_intel__batch"},{"description":"Trust check for any domain: DNS records, email auth (SPF/DMARC/DKIM), WHOIS registrar and age, live HTTP status, TLS issuer/expiry and HSTS. /portfolio audits up to 25 domains in one call and ranks them weakest-first. Free /catalog lists every paid API I run. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/domain-intel/dns","inputSchema":{"properties":{"domain":{"description":"Single domain for /dns, e.g. example.com","type":"string"},"domains":{"description":"Comma separated domains: up to 10 for /batch, up to 25 for /portfolio","type":"string"}},"required":["domains"],"type":"object"},"name":"domain_intel__dns"},{"description":"Trust check for any domain: DNS records, email auth (SPF/DMARC/DKIM), WHOIS registrar and age, live HTTP status, TLS issuer/expiry and HSTS. /portfolio audits up to 25 domains in one call and ranks them weakest-first. Free /catalog lists every paid API I run. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/domain-intel/portfolio","inputSchema":{"properties":{"domain":{"description":"Single domain for /dns, e.g. example.com","type":"string"},"domains":{"description":"Comma separated domains: up to 10 for /batch, up to 25 for /portfolio","type":"string"}},"required":["domains"],"type":"object"},"name":"domain_intel__portfolio"},{"description":"DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA) and RDAP registration facts for any domain: registrar, created and expiry dates, domain age, days to expiry, nameservers, EPP status. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/domfacts/dns","inputSchema":{"properties":{"domain":{"type":"string"}},"type":"object"},"name":"domfacts__dns"},{"description":"DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA, CAA) and RDAP registration facts for any domain: registrar, created and expiry dates, domain age, days to expiry, nameservers, EPP status. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/domfacts/rdap","inputSchema":{"properties":{"domain":{"type":"string"}},"type":"object"},"name":"domfacts__rdap"},{"description":"Public SEC EDGAR data for agents: company profile plus recent filings, XBRL financial history for any tag (revenue, net income, assets), and full-text search across EDGAR filings si…[29 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/edgar/company","inputSchema":{"properties":{"limit":{"description":"Max results (1-100)","type":"integer"},"period":{"description":"all, annual or quarterly","enum":["all","annual","quarterly"],"type":"string"},"q":{"description":"Ticker, company name or CIK, e.g. AAPL, nvidia, 320193","type":"string"},"tag":{"description":"XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag","type":"string"}},"required":["q"],"type":"object"},"name":"edgar__company"},{"description":"Public SEC EDGAR data for agents: company profile plus recent filings, XBRL financial history for any tag (revenue, net income, assets), and full-text search across EDGAR filings si…[29 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/edgar/financials","inputSchema":{"properties":{"limit":{"description":"Max results (1-100)","type":"integer"},"period":{"description":"all, annual or quarterly","enum":["all","annual","quarterly"],"type":"string"},"q":{"description":"Ticker, company name or CIK, e.g. AAPL, nvidia, 320193","type":"string"},"tag":{"description":"XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag","type":"string"}},"required":["q"],"type":"object"},"name":"edgar__financials"},{"description":"Public SEC EDGAR data for agents: company profile plus recent filings, XBRL financial history for any tag (revenue, net income, assets), and full-text search across EDGAR filings si…[29 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/edgar/resolve","inputSchema":{"properties":{"limit":{"description":"Max results (1-100)","type":"integer"},"period":{"description":"all, annual or quarterly","enum":["all","annual","quarterly"],"type":"string"},"q":{"description":"Ticker, company name or CIK, e.g. AAPL, nvidia, 320193","type":"string"},"tag":{"description":"XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag","type":"string"}},"required":["q"],"type":"object"},"name":"edgar__resolve"},{"description":"Public SEC EDGAR data for agents: company profile plus recent filings, XBRL financial history for any tag (revenue, net income, assets), and full-text search across EDGAR filings si…[29 more chars, already applied] Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/edgar/search","inputSchema":{"properties":{"limit":{"description":"Max results (1-100)","type":"integer"},"period":{"description":"all, annual or quarterly","enum":["all","annual","quarterly"],"type":"string"},"q":{"description":"Ticker, company name or CIK, e.g. AAPL, nvidia, 320193","type":"string"},"tag":{"description":"XBRL tag or alias: revenue, net_income, assets, cash, eps, or any us-gaap tag","type":"string"}},"required":["q"],"type":"object"},"name":"edgar__search"},{"description":"Feed digest + cross-outlet corroboration for agents. /digest: deduped, time-windowed news digest. /cluster: same story grouped across independent outlet DOMAINS (two feeds of one outlet count once) to show corroboration vs single-source. Both $0.01. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/feednews/cluster","inputSchema":{"properties":{"min_sources":{"type":"number"},"since_hours":{"type":"number"},"sources":{"type":"string"}},"type":"object"},"name":"feednews__cluster"},{"description":"Feed digest + cross-outlet corroboration for agents. /digest: deduped, time-windowed news digest. /cluster: same story grouped across independent outlet DOMAINS (two feeds of one outlet count once) to show corroboration vs single-source. Both $0.01. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/feednews/digest","inputSchema":{"properties":{"min_sources":{"type":"number"},"since_hours":{"type":"number"},"sources":{"type":"string"}},"type":"object"},"name":"feednews__digest"},{"description":"Live perpetual funding rates from Binance, Bybit, OKX and Hyperliquid, plus /spread: the cross-venue funding dispersion and carry edge per asset (highest vs lowest annualized funding, bps/day). Batch up to 10 symbols. Free /preflight sample. Price: $0.04 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/batch","inputSchema":{"properties":{"assets":{"description":"Alias for symbols","type":"string"},"symbol":{"description":"Single perpetual symbol, e.g. BTC","type":"string"},"symbols":{"description":"Comma separated symbols, max 10 (/batch) or 25 (/spread)","type":"string"}},"required":["symbols"],"type":"object"},"name":"funding_rates__batch"},{"description":"Live perpetual funding rates from Binance, Bybit, OKX and Hyperliquid, plus /spread: the cross-venue funding dispersion and carry edge per asset (highest vs lowest annualized funding, bps/day). Batch up to 10 symbols. Free /preflight sample. Price: $0.04 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/best","inputSchema":{"properties":{"assets":{"description":"Alias for symbols","type":"string"},"symbol":{"description":"Single perpetual symbol, e.g. BTC","type":"string"},"symbols":{"description":"Comma separated symbols, max 10 (/batch) or 25 (/spread)","type":"string"}},"required":["symbols"],"type":"object"},"name":"funding_rates__best"},{"description":"Live perpetual funding rates from Binance, Bybit, OKX and Hyperliquid, plus /spread: the cross-venue funding dispersion and carry edge per asset (highest vs lowest annualized funding, bps/day). Batch up to 10 symbols. Free /preflight sample. Price: $0.04 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/funding","inputSchema":{"properties":{"assets":{"description":"Alias for symbols","type":"string"},"symbol":{"description":"Single perpetual symbol, e.g. BTC","type":"string"},"symbols":{"description":"Comma separated symbols, max 10 (/batch) or 25 (/spread)","type":"string"}},"required":["symbols"],"type":"object"},"name":"funding_rates__funding"},{"description":"Live perpetual funding rates from Binance, Bybit, OKX and Hyperliquid, plus /spread: the cross-venue funding dispersion and carry edge per asset (highest vs lowest annualized funding, bps/day). Batch up to 10 symbols. Free /preflight sample. Price: $0.04 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/history","inputSchema":{"properties":{"assets":{"description":"Alias for symbols","type":"string"},"symbol":{"description":"Single perpetual symbol, e.g. BTC","type":"string"},"symbols":{"description":"Comma separated symbols, max 10 (/batch) or 25 (/spread)","type":"string"}},"required":["symbols"],"type":"object"},"name":"funding_rates__history"},{"description":"Live perpetual funding rates from Binance, Bybit, OKX and Hyperliquid, plus /spread: the cross-venue funding dispersion and carry edge per asset (highest vs lowest annualized funding, bps/day). Batch up to 10 symbols. Free /preflight sample. Price: $0.04 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/rates","inputSchema":{"properties":{"assets":{"description":"Alias for symbols","type":"string"},"symbol":{"description":"Single perpetual symbol, e.g. BTC","type":"string"},"symbols":{"description":"Comma separated symbols, max 10 (/batch) or 25 (/spread)","type":"string"}},"required":["symbols"],"type":"object"},"name":"funding_rates__rates"},{"description":"Live perpetual funding rates from Binance, Bybit, OKX and Hyperliquid, plus /spread: the cross-venue funding dispersion and carry edge per asset (highest vs lowest annualized funding, bps/day). Batch up to 10 symbols. Free /preflight sample. Price: $0.04 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/funding-rates/spread","inputSchema":{"properties":{"assets":{"description":"Alias for symbols","type":"string"},"symbol":{"description":"Single perpetual symbol, e.g. BTC","type":"string"},"symbols":{"description":"Comma separated symbols, max 10 (/batch) or 25 (/spread)","type":"string"}},"required":["symbols"],"type":"object"},"name":"funding_rates__spread"},{"description":"Perpetual funding rates across 7 venues (Binance, Bybit, OKX, Bitget, Hyperliquid, dYdX, Deribit), normalized to 8h and annualized. Free /sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/fundinglens/best","inputSchema":{"properties":{"symbols":{"type":"string"}},"type":"object"},"name":"fundinglens__best"},{"description":"Perpetual funding rates across 7 venues (Binance, Bybit, OKX, Bitget, Hyperliquid, dYdX, Deribit), normalized to 8h and annualized. Free /sample. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/fundinglens/rates","inputSchema":{"properties":{"symbols":{"type":"string"}},"type":"object"},"name":"fundinglens__rates"},{"description":"Free. Lists the paid services on this server: name, description, price, HTTP paths, MCP tools and OpenAPI document. Paid tools are billed per call with x402 in USDC on Base.","inputSchema":{"additionalProperties":false,"properties":{},"type":"object"},"name":"list_services"},{"description":"Page audit for agents: /audit checks one URL and returns title, word count, metadata/OG tags, link counts and a clean markdown extract in one call. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/pageaudit/audit","inputSchema":{"properties":{"url":{"description":"Page URL to audit (https)","type":"string"}},"required":["url"],"type":"object"},"name":"pageaudit__audit"},{"description":"One-call token due diligence: DexScreener markets + GoPlus security/holders + chain RPC, joined and scored. Free /preflight preview. Paid /check and /batch accept address= or token=. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/token-dd/batch","inputSchema":{"properties":{"address":{"description":"Token contract address, 0x-prefixed 40 hex chars","type":"string"},"chain":{"description":"base, ethereum, arbitrum, optimism or polygon","type":"string"},"token":{"description":"Alias for address","type":"string"}},"required":["chain","address"],"type":"object"},"name":"token_dd__batch"},{"description":"One-call token due diligence: DexScreener markets + GoPlus security/holders + chain RPC, joined and scored. Free /preflight preview. Paid /check and /batch accept address= or token=. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/token-dd/check","inputSchema":{"properties":{"address":{"description":"Token contract address, 0x-prefixed 40 hex chars","type":"string"},"chain":{"description":"base, ethereum, arbitrum, optimism or polygon","type":"string"},"token":{"description":"Alias for address","type":"string"}},"required":["chain","address"],"type":"object"},"name":"token_dd__check"},{"description":"Base mainnet tx preflight for agents: will it revert, gas used, EIP-1559 fee estimate and cost in ETH/USD, ERC-20 allowance check, x402 settlement verify, and /guard = preflight+allowance+verdict in one call. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/txpreflight/allowance","inputSchema":{"properties":{"data":{"type":"string"},"from":{"type":"string"},"owner":{"type":"string"},"spender":{"type":"string"},"to":{"type":"string"},"token":{"type":"string"}},"type":"object"},"name":"txpreflight__allowance"},{"description":"Base mainnet tx preflight for agents: will it revert, gas used, EIP-1559 fee estimate and cost in ETH/USD, ERC-20 allowance check, x402 settlement verify, and /guard = preflight+allowance+verdict in one call. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/txpreflight/guard","inputSchema":{"properties":{"data":{"type":"string"},"from":{"type":"string"},"owner":{"type":"string"},"spender":{"type":"string"},"to":{"type":"string"},"token":{"type":"string"}},"type":"object"},"name":"txpreflight__guard"},{"description":"Base mainnet tx preflight for agents: will it revert, gas used, EIP-1559 fee estimate and cost in ETH/USD, ERC-20 allowance check, x402 settlement verify, and /guard = preflight+allowance+verdict in one call. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/txpreflight/preflight","inputSchema":{"properties":{"data":{"type":"string"},"from":{"type":"string"},"owner":{"type":"string"},"spender":{"type":"string"},"to":{"type":"string"},"token":{"type":"string"}},"type":"object"},"name":"txpreflight__preflight"},{"description":"Base mainnet tx preflight for agents: will it revert, gas used, EIP-1559 fee estimate and cost in ETH/USD, ERC-20 allowance check, x402 settlement verify, and /guard = preflight+allowance+verdict in one call. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/txpreflight/verify","inputSchema":{"properties":{"data":{"type":"string"},"from":{"type":"string"},"owner":{"type":"string"},"spender":{"type":"string"},"to":{"type":"string"},"token":{"type":"string"}},"type":"object"},"name":"txpreflight__verify"},{"description":"Base mainnet wallet activity profile: native balance, outgoing tx count, ERC-20 transfer counts and per-token flows in a block window, distinct counterparties, approval events, a heuristic risk score with verdict/flags, plus an OFAC exact-address screen. Public chain data only. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/walletprofile/profile","inputSchema":{"properties":{"address":{"type":"string"},"range_blocks":{"type":"number"}},"type":"object"},"name":"walletprofile__profile"},{"description":"Base mainnet wallet activity profile: native balance, outgoing tx count, ERC-20 transfer counts and per-token flows in a block window, distinct counterparties, approval events, a heuristic risk score with verdict/flags, plus an OFAC exact-address screen. Public chain data only. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/walletprofile/sanctions","inputSchema":{"properties":{"address":{"type":"string"},"range_blocks":{"type":"number"}},"type":"object"},"name":"walletprofile__sanctions"},{"description":"Extract clean readable text or markdown from any public web page: title, language, word/paragraph counts and the full article body. Free /preview sample first. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/web-extract/extract","inputSchema":{"properties":{"format":{"description":"text or markdown","enum":["text","markdown"],"type":"string"},"url":{"description":"Public web page URL","type":"string"}},"required":["url"],"type":"object"},"name":"web_extract__extract"},{"description":"Convert any public web page into clean markdown plus metadata, headings and link inventory. Paid path /extract accepts GET ?url= or POST with urls[] for batch (max 10). Free /demo shows a complete real extraction. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/webmd/extract","inputSchema":{"properties":{"url":{"type":"string"}},"type":"object"},"name":"webmd__extract"},{"description":"Fetch a public web page and return clean structured content for agents: title and description, heading outline, main article text (boilerplate removed), markdown, links, images, tables and JSON-LD. No LLM, no API key, ~1s. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/webread/meta","inputSchema":{"properties":{"limit":{"description":"Max characters of main text/markdown (200-60000)","type":"integer"},"mode":{"description":"all, text, markdown, outline, links, images, tables or jsonld","enum":["all","text","markdown","outline","links","images","tables","jsonld"],"type":"string"},"same_domain_only":{"description":"For links mode: only links on the same domain (default true)","type":"boolean"},"url":{"description":"Public http(s) URL to read","type":"string"}},"required":["url"],"type":"object"},"name":"webread__meta"},{"description":"Fetch a public web page and return clean structured content for agents: title and description, heading outline, main article text (boilerplate removed), markdown, links, images, tables and JSON-LD. No LLM, no API key, ~1s. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/webread/outline","inputSchema":{"properties":{"limit":{"description":"Max characters of main text/markdown (200-60000)","type":"integer"},"mode":{"description":"all, text, markdown, outline, links, images, tables or jsonld","enum":["all","text","markdown","outline","links","images","tables","jsonld"],"type":"string"},"same_domain_only":{"description":"For links mode: only links on the same domain (default true)","type":"boolean"},"url":{"description":"Public http(s) URL to read","type":"string"}},"required":["url"],"type":"object"},"name":"webread__outline"},{"description":"Fetch a public web page and return clean structured content for agents: title and description, heading outline, main article text (boilerplate removed), markdown, links, images, tables and JSON-LD. No LLM, no API key, ~1s. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/webread/read","inputSchema":{"properties":{"limit":{"description":"Max characters of main text/markdown (200-60000)","type":"integer"},"mode":{"description":"all, text, markdown, outline, links, images, tables or jsonld","enum":["all","text","markdown","outline","links","images","tables","jsonld"],"type":"string"},"same_domain_only":{"description":"For links mode: only links on the same domain (default true)","type":"boolean"},"url":{"description":"Public http(s) URL to read","type":"string"}},"required":["url"],"type":"object"},"name":"webread__read"},{"description":"One-call web research for agents: merges Hacker News, GitHub, Wikipedia and Stack Exchange into relevance-ranked results. Budget tier /brief adds clean page markdown; premium /dossier returns a fused research dossier with outline, read time and per-domain digest. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/websearch/brief","inputSchema":{"properties":{"limit":{"type":"number"},"q":{"type":"string"},"sources":{"type":"string"}},"type":"object"},"name":"websearch__brief"},{"description":"One-call web research for agents: merges Hacker News, GitHub, Wikipedia and Stack Exchange into relevance-ranked results. Budget tier /brief adds clean page markdown; premium /dossier returns a fused research dossier with outline, read time and per-domain digest. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/websearch/briefbatch","inputSchema":{"properties":{"limit":{"type":"number"},"q":{"type":"string"},"sources":{"type":"string"}},"type":"object"},"name":"websearch__briefbatch"},{"description":"One-call web research for agents: merges Hacker News, GitHub, Wikipedia and Stack Exchange into relevance-ranked results. Budget tier /brief adds clean page markdown; premium /dossier returns a fused research dossier with outline, read time and per-domain digest. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/websearch/dossier","inputSchema":{"properties":{"limit":{"type":"number"},"q":{"type":"string"},"sources":{"type":"string"}},"type":"object"},"name":"websearch__dossier"},{"description":"One-call web research for agents: merges Hacker News, GitHub, Wikipedia and Stack Exchange into relevance-ranked results. Budget tier /brief adds clean page markdown; premium /dossier returns a fused research dossier with outline, read time and per-domain digest. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/websearch/search","inputSchema":{"properties":{"limit":{"type":"number"},"q":{"type":"string"},"sources":{"type":"string"}},"type":"object"},"name":"websearch__search"},{"description":"Preflight and monitoring for x402/HTTP APIs: free structural audit of any x402 challenge, free /watch to register your URL for ongoing probes, plus paid live probe, headers, TLS and uptime history. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402-preflight/check","inputSchema":{"properties":{"url":{"description":"https URL of an x402-paid endpoint to probe","type":"string"}},"required":["url"],"type":"object"},"name":"x402_preflight__check"},{"description":"Preflight and monitoring for x402/HTTP APIs: free structural audit of any x402 challenge, free /watch to register your URL for ongoing probes, plus paid live probe, headers, TLS and uptime history. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402-preflight/headers","inputSchema":{"properties":{"url":{"description":"https URL of an x402-paid endpoint to probe","type":"string"}},"required":["url"],"type":"object"},"name":"x402_preflight__headers"},{"description":"Preflight and monitoring for x402/HTTP APIs: free structural audit of any x402 challenge, free /watch to register your URL for ongoing probes, plus paid live probe, headers, TLS and uptime history. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402-preflight/tls","inputSchema":{"properties":{"url":{"description":"https URL of an x402-paid endpoint to probe","type":"string"}},"required":["url"],"type":"object"},"name":"x402_preflight__tls"},{"description":"Verify x402 endpoints and read live EVM chain facts at $0.01/call: /check decodes a seller's 402 payment requirements; /block, /gas, /balance, /nonce, /erc20, /tx read Base or Ethereum mainnet state over public JSON-RPC. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402check/balance","inputSchema":{"properties":{"address":{"description":"0x eth address for /balance or /nonce","type":"string"},"chain":{"description":"which chain to read, default base","enum":["base","eth"],"type":"string"},"hash":{"description":"0x transaction hash for /tx","type":"string"},"token":{"description":"ERC20 contract 0x address for /erc20","type":"string"},"url":{"description":"seller URL for /check","type":"string"}},"type":"object"},"name":"x402check__balance"},{"description":"Verify x402 endpoints and read live EVM chain facts at $0.01/call: /check decodes a seller's 402 payment requirements; /block, /gas, /balance, /nonce, /erc20, /tx read Base or Ethereum mainnet state over public JSON-RPC. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402check/block","inputSchema":{"properties":{"address":{"description":"0x eth address for /balance or /nonce","type":"string"},"chain":{"description":"which chain to read, default base","enum":["base","eth"],"type":"string"},"hash":{"description":"0x transaction hash for /tx","type":"string"},"token":{"description":"ERC20 contract 0x address for /erc20","type":"string"},"url":{"description":"seller URL for /check","type":"string"}},"type":"object"},"name":"x402check__block"},{"description":"Verify x402 endpoints and read live EVM chain facts at $0.01/call: /check decodes a seller's 402 payment requirements; /block, /gas, /balance, /nonce, /erc20, /tx read Base or Ethereum mainnet state over public JSON-RPC. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402check/check","inputSchema":{"properties":{"address":{"description":"0x eth address for /balance or /nonce","type":"string"},"chain":{"description":"which chain to read, default base","enum":["base","eth"],"type":"string"},"hash":{"description":"0x transaction hash for /tx","type":"string"},"token":{"description":"ERC20 contract 0x address for /erc20","type":"string"},"url":{"description":"seller URL for /check","type":"string"}},"type":"object"},"name":"x402check__check"},{"description":"Verify x402 endpoints and read live EVM chain facts at $0.01/call: /check decodes a seller's 402 payment requirements; /block, /gas, /balance, /nonce, /erc20, /tx read Base or Ethereum mainnet state over public JSON-RPC. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402check/erc20","inputSchema":{"properties":{"address":{"description":"0x eth address for /balance or /nonce","type":"string"},"chain":{"description":"which chain to read, default base","enum":["base","eth"],"type":"string"},"hash":{"description":"0x transaction hash for /tx","type":"string"},"token":{"description":"ERC20 contract 0x address for /erc20","type":"string"},"url":{"description":"seller URL for /check","type":"string"}},"type":"object"},"name":"x402check__erc20"},{"description":"Verify x402 endpoints and read live EVM chain facts at $0.01/call: /check decodes a seller's 402 payment requirements; /block, /gas, /balance, /nonce, /erc20, /tx read Base or Ethereum mainnet state over public JSON-RPC. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402check/gas","inputSchema":{"properties":{"address":{"description":"0x eth address for /balance or /nonce","type":"string"},"chain":{"description":"which chain to read, default base","enum":["base","eth"],"type":"string"},"hash":{"description":"0x transaction hash for /tx","type":"string"},"token":{"description":"ERC20 contract 0x address for /erc20","type":"string"},"url":{"description":"seller URL for /check","type":"string"}},"type":"object"},"name":"x402check__gas"},{"description":"Verify x402 endpoints and read live EVM chain facts at $0.01/call: /check decodes a seller's 402 payment requirements; /block, /gas, /balance, /nonce, /erc20, /tx read Base or Ethereum mainnet state over public JSON-RPC. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402check/nonce","inputSchema":{"properties":{"address":{"description":"0x eth address for /balance or /nonce","type":"string"},"chain":{"description":"which chain to read, default base","enum":["base","eth"],"type":"string"},"hash":{"description":"0x transaction hash for /tx","type":"string"},"token":{"description":"ERC20 contract 0x address for /erc20","type":"string"},"url":{"description":"seller URL for /check","type":"string"}},"type":"object"},"name":"x402check__nonce"},{"description":"Verify x402 endpoints and read live EVM chain facts at $0.01/call: /check decodes a seller's 402 payment requirements; /block, /gas, /balance, /nonce, /erc20, /tx read Base or Ethereum mainnet state over public JSON-RPC. Price: $0.01 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: GET https://api.firstmention.uk/s/x402check/tx","inputSchema":{"properties":{"address":{"description":"0x eth address for /balance or /nonce","type":"string"},"chain":{"description":"which chain to read, default base","enum":["base","eth"],"type":"string"},"hash":{"description":"0x transaction hash for /tx","type":"string"},"token":{"description":"ERC20 contract 0x address for /erc20","type":"string"},"url":{"description":"seller URL for /check","type":"string"}},"type":"object"},"name":"x402check__tx"},{"description":"x402 market intelligence over 41k listings. Free: /search, /market, /compare, /gaps, /sellers, /changes, /guide. Paid $0.03: /verdict vets an endpoint or batch of 25; /dossier fuses verdict+peers+demand; /history gives daily price/payer series. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/x402index/demandreport.json","inputSchema":{"properties":{"resource":{"description":"The x402 endpoint URL to investigate","type":"string"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__demandreport_json"},{"description":"x402 market intelligence over 41k listings. Free: /search, /market, /compare, /gaps, /sellers, /changes, /guide. Paid $0.03: /verdict vets an endpoint or batch of 25; /dossier fuses verdict+peers+demand; /history gives daily price/payer series. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/x402index/demandreport.md","inputSchema":{"properties":{"resource":{"description":"The x402 endpoint URL to investigate","type":"string"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__demandreport_md"},{"description":"x402 market intelligence over 41k listings. Free: /search, /market, /compare, /gaps, /sellers, /changes, /guide. Paid $0.03: /verdict vets an endpoint or batch of 25; /dossier fuses verdict+peers+demand; /history gives daily price/payer series. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/x402index/dossier","inputSchema":{"properties":{"resource":{"description":"The x402 endpoint URL to investigate","type":"string"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__dossier"},{"description":"x402 market intelligence over 41k listings. Free: /search, /market, /compare, /gaps, /sellers, /changes, /guide. Paid $0.03: /verdict vets an endpoint or batch of 25; /dossier fuses verdict+peers+demand; /history gives daily price/payer series. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/x402index/history","inputSchema":{"properties":{"resource":{"description":"The x402 endpoint URL to investigate","type":"string"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__history"},{"description":"x402 market intelligence over 41k listings. Free: /search, /market, /compare, /gaps, /sellers, /changes, /guide. Paid $0.03: /verdict vets an endpoint or batch of 25; /dossier fuses verdict+peers+demand; /history gives daily price/payer series. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. HTTP: POST https://api.firstmention.uk/s/x402index/verdict","inputSchema":{"properties":{"resource":{"description":"The x402 endpoint URL to investigate","type":"string"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__verdict"}]},"body_sha256":"a16ad01d3f75079b4462be5ea07219d43097b809a641d646b7808d14e1ef8722","prev_id":1489968,"leaf":"0x08d663eeaefa285dcba5696e0260ddd9fa3739686e6e0c1cf2e10f4291eebbbe","leaf_text":"{\"body\":\"a16ad01d3f75079b4462be5ea07219d43097b809a641d646b7808d14e1ef8722\",\"id\":1724880,\"kind\":\"mcp.tools\",\"method\":\"probe.mcp/1\",\"observed_us\":1793494361142039,\"prev\":1489968,\"subject\":\"a61387e3-4b70-4c60-b007-95fcdcae113d\",\"subject_kind\":\"endpoint\"}","day":{"day":"2026-11-01","leaves":302406,"root":"0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3","chained":"0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4","anchor_chain":"eip155:5042002","anchor_tx":"0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90","anchor_block":70262758},"proof":["0x08d70e1cf47f927bd5846c6c69548eab4f975b14551d6bfa1832a183c288268e","0xe28ffde065e453be2b3911601bb39e0cdff42dcc6082539497bb4da51bcce9c2","0x0b3bd3d9396de07660340b6276d9be11b0e4c95f5d410234427e437372c0600e","0x73432033a230a5f9027693156e264b141db3675662ca77c18ae34935f61018e7","0x44e32e7bedc725132a60909a979b190fc3936ab375cea13329a3a42aaf583114","0xf6b76652d915412edd7da22b3a89be6ebb85ea8b00ff774dba50b6b78270a021","0x69fbe7f4d43a142a58a34d369cac02cc925df2e761fbd7deca16e23928633815","0x9f263a80a6cb682f32a4add165bdc29f61014b31c8c750b7d2d5fb36f68a1adf","0x2b35ce9b6b622112fe488878bf1c7466e64c1f69b6fc1b24ee7e6ffbfa964788","0x91f668f6eb88f7871aa246a08ff0ccd244cba8174083a4b7df6c2bf3b4848829","0x3678c2d1686ba5a4579b2e33d70b84fd9706579b4ec4f1ad3e1b99fcc59a548a","0xdec6cc03db6119cc2c965eeca2635d88501115f408138d713fca6a96e378db8e","0x004697fbbf039766877ca481e8fe5ce8927b2b3f8037101f578c29dbbc1244f7","0x18eb74a119177bb5bebcacf2408a5e6d3077ca72c11f6b567524be7d0ca76555","0xb611d3d400373ab2497019fc1d3d5040f4f6589f8d98d8e25ccf29dd2b68ad92","0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f","0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932","0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364","0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910"]}