{"id":1758646,"recorded_at":"2026-11-01T10:38:44.866637Z","observed_at":"2026-11-01T10:38:44.866540Z","subject_kind":"endpoint","subject":"a61387e3-4b70-4c60-b007-95fcdcae113d","kind":"mcp.tools","method":"probe.mcp/1","body":{"count":98,"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":{"country":{"type":"string"},"date":{"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":{"country":{"type":"string"},"date":{"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":{"country":{"type":"string"},"date":{"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":{"country":{"type":"string"},"date":{"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":{"country":{"type":"string"},"date":{"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":{"country":{"type":"string"},"date":{"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":{"country":{"type":"string"},"date":{"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, SPF/DMARC/DKIM, WHOIS age, HTTP status and TLS. /portfolio audits up to 25 domains weakest-first. Free /samples, /preflight and /catalog. 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, /lookup, /email","type":"string"},"domains":{"description":"Comma-separated domains: up to 10 for /batch, up to 25 for /portfolio","type":"string"}},"type":"object"},"name":"domain_intel__batch"},{"description":"Trust check for any domain: DNS, SPF/DMARC/DKIM, WHOIS age, HTTP status and TLS. /portfolio audits up to 25 domains weakest-first. Free /samples, /preflight and /catalog. 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, /lookup, /email","type":"string"},"domains":{"description":"Comma-separated domains: up to 10 for /batch, up to 25 for /portfolio","type":"string"}},"type":"object"},"name":"domain_intel__dns"},{"description":"Trust check for any domain: DNS, SPF/DMARC/DKIM, WHOIS age, HTTP status and TLS. /portfolio audits up to 25 domains weakest-first. Free /samples, /preflight and /catalog. 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/email","inputSchema":{"properties":{"domain":{"description":"Single domain for /dns, /lookup, /email","type":"string"},"domains":{"description":"Comma-separated domains: up to 10 for /batch, up to 25 for /portfolio","type":"string"}},"type":"object"},"name":"domain_intel__email"},{"description":"Trust check for any domain: DNS, SPF/DMARC/DKIM, WHOIS age, HTTP status and TLS. /portfolio audits up to 25 domains weakest-first. Free /samples, /preflight and /catalog. 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/lookup","inputSchema":{"properties":{"domain":{"description":"Single domain for /dns, /lookup, /email","type":"string"},"domains":{"description":"Comma-separated domains: up to 10 for /batch, up to 25 for /portfolio","type":"string"}},"type":"object"},"name":"domain_intel__lookup"},{"description":"Trust check for any domain: DNS, SPF/DMARC/DKIM, WHOIS age, HTTP status and TLS. /portfolio audits up to 25 domains weakest-first. Free /samples, /preflight and /catalog. 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, /lookup, /email","type":"string"},"domains":{"description":"Comma-separated domains: up to 10 for /batch, up to 25 for /portfolio","type":"string"}},"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":"Perpetual-futures funding rates and annualized carry across major venues in one call, plus /spread which compares venues for one asset and reports dispersion and carry in bps/day. 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":{"symbols":{"type":"string"}},"type":"object"},"name":"funding_rates__batch"},{"description":"Perpetual-futures funding rates and annualized carry across major venues in one call, plus /spread which compares venues for one asset and reports dispersion and carry in bps/day. 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":{"symbols":{"type":"string"}},"type":"object"},"name":"funding_rates__best"},{"description":"Perpetual-futures funding rates and annualized carry across major venues in one call, plus /spread which compares venues for one asset and reports dispersion and carry in bps/day. 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":{"symbols":{"type":"string"}},"type":"object"},"name":"funding_rates__funding"},{"description":"Perpetual-futures funding rates and annualized carry across major venues in one call, plus /spread which compares venues for one asset and reports dispersion and carry in bps/day. 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":{"symbols":{"type":"string"}},"type":"object"},"name":"funding_rates__history"},{"description":"Perpetual-futures funding rates and annualized carry across major venues in one call, plus /spread which compares venues for one asset and reports dispersion and carry in bps/day. 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":{"symbols":{"type":"string"}},"type":"object"},"name":"funding_rates__rates"},{"description":"Perpetual-futures funding rates and annualized carry across major venues in one call, plus /spread which compares venues for one asset and reports dispersion and carry in bps/day. 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":{"symbols":{"type":"string"}},"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 market/pool data, GoPlus security and holder concentration, and chain RPC contract checks joined into a scored risk assessment with explicit source status. Free /preflight input validation. Informational only; not financial advice. 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":{"type":"string"},"chain":{"type":"string"}},"type":"object"},"name":"token_dd__batch"},{"description":"One-call token due diligence: DexScreener market/pool data, GoPlus security and holder concentration, and chain RPC contract checks joined into a scored risk assessment with explicit source status. Free /preflight input validation. Informational only; not financial advice. 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":{"type":"string"},"chain":{"type":"string"}},"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; USDC settle verify; ERC-20 allowance; /guard = preflight+allowance+verdict in one call. Free /samples shows real example responses. 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; USDC settle verify; ERC-20 allowance; /guard = preflight+allowance+verdict in one call. Free /samples shows real example responses. 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; USDC settle verify; ERC-20 allowance; /guard = preflight+allowance+verdict in one call. Free /samples shows real example responses. 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; USDC settle verify; ERC-20 allowance; /guard = preflight+allowance+verdict in one call. Free /samples shows real example responses. 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 profile: activity, ERC-20 flows, counterparties, approvals and a heuristic risk score with verdict; /sanctions = OFAC SDN exact-address screen; /hygiene = live ERC-20 allowances, riskiest first. $0.03 per request. 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/walletprofile/hygiene","inputSchema":{"properties":{"address":{"type":"string"},"range_blocks":{"type":"number"}},"type":"object"},"name":"walletprofile__hygiene"},{"description":"Base mainnet wallet profile: activity, ERC-20 flows, counterparties, approvals and a heuristic risk score with verdict; /sanctions = OFAC SDN exact-address screen; /hygiene = live ERC-20 allowances, riskiest first. $0.03 per request. Price: $0.03 per call in USDC on Base (eip155:8453), paid with x402 in params._meta[\"x402/payment\"]. 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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. /brief adds clean page markdown; /dossier returns a fused research dossier wit…[39 more chars, already applied] 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/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. /brief adds clean page markdown; /dossier returns a fused research dossier wit…[39 more chars, already applied] 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/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. /brief adds clean page markdown; /dossier returns a fused research dossier wit…[39 more chars, already applied] 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/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. /brief adds clean page markdown; /dossier returns a fused research dossier wit…[39 more chars, already applied] 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/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 60k listings. Free: /search /market /compare /gaps /sellers /changes /shortlist /guide /samples /preflight. Paid $0.03 (x402, USDC on Base): /verdict /dossier /history /demandreport.json /demandreport.md 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"},"resources":{"description":"Batch: up to 25 endpoint URLs in one call","items":{"type":"string"},"type":"array"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__demandreport_json"},{"description":"x402 market intelligence over 60k listings. Free: /search /market /compare /gaps /sellers /changes /shortlist /guide /samples /preflight. Paid $0.03 (x402, USDC on Base): /verdict /dossier /history /demandreport.json /demandreport.md 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"},"resources":{"description":"Batch: up to 25 endpoint URLs in one call","items":{"type":"string"},"type":"array"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__demandreport_md"},{"description":"x402 market intelligence over 60k listings. Free: /search /market /compare /gaps /sellers /changes /shortlist /guide /samples /preflight. Paid $0.03 (x402, USDC on Base): /verdict /dossier /history /demandreport.json /demandreport.md 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"},"resources":{"description":"Batch: up to 25 endpoint URLs in one call","items":{"type":"string"},"type":"array"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__dossier"},{"description":"x402 market intelligence over 60k listings. Free: /search /market /compare /gaps /sellers /changes /shortlist /guide /samples /preflight. Paid $0.03 (x402, USDC on Base): /verdict /dossier /history /demandreport.json /demandreport.md 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"},"resources":{"description":"Batch: up to 25 endpoint URLs in one call","items":{"type":"string"},"type":"array"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__history"},{"description":"x402 market intelligence over 60k listings. Free: /search /market /compare /gaps /sellers /changes /shortlist /guide /samples /preflight. Paid $0.03 (x402, USDC on Base): /verdict /dossier /history /demandreport.json /demandreport.md 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"},"resources":{"description":"Batch: up to 25 endpoint URLs in one call","items":{"type":"string"},"type":"array"},"url":{"description":"Alias for resource","type":"string"}},"required":["resource"],"type":"object"},"name":"x402index__verdict"}]},"body_sha256":"0d27253f2ac3eb9f903545f72e4ebb42010ffb563465401564a20f2f35a6367b","prev_id":1724880,"leaf":"0x988ef9d4127627c5fb74517c1a03449422a008fd8910851a2030af57447bc5da","leaf_text":"{\"body\":\"0d27253f2ac3eb9f903545f72e4ebb42010ffb563465401564a20f2f35a6367b\",\"id\":1758646,\"kind\":\"mcp.tools\",\"method\":\"probe.mcp/1\",\"observed_us\":1793529524866540,\"prev\":1724880,\"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":["0x988ef70edaf19b35fa57c409ee0137ba2da160542dc4e4b6126af987f9b06af4","0x1a7c10f961e3a803c79ef5c439fbbcf7fe1e5baa36c5d43fc83908ecb3509809","0x4d2e4ceb6332598209fe57c73dbc2ef2b0c86ecb68b83851b37485c8caa1a22f","0x5a78f678e65a63d5c0611c50e2876bbc4435b78c2a0afd2a14835d982a8d0297","0x02f90e3e950551f115a8a7cd8abbbef3828f342e614eda7b131c6e8ea031abc8","0xb811c3e8706c8ffb445c778e378ba4666382590a72681f480f704c5282df2554","0x66834be2a4f1b9db50b3d9d555ff96a7b9dd9d758ebb794c7846aa5cbaa652af","0x7248f4e2d7702cbfa570141adc190a79df94955e0c625a55d0ea348ce8fe3967","0x0184ef80d873f9d27bdeb37677073b25205ad22b528236e5a14f990c7af2c5be","0xfe62015e626d99db20be6455423d66eaffb800974eb06d128adaa593c7edd327","0xecdce113efbf43b3126ce56d0c0c7dc4355381ea8b07a001e6306717c090b5f7","0x00501794f8f8ab636f8f5823349b041054f10e1daf5ff33f9c58fb4581120bcf","0xb57858c9b723be1615b551d396a235a4b04c35c7b3d756ec3335a4f69375f8f3","0x82d96787431d530f2599d2a77b24c7b5e6f2bf6720f7cd054b4dc0d4ba248628","0x4a900ec4cce00639b2e45adc5a7ba556793a171aadb927fa15d539147429570d","0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa","0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d","0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703","0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910"]}