{"id":1003111,"recorded_at":"2026-10-29T07:12:54.821635Z","observed_at":"2026-10-29T07:12:54.821560Z","subject_kind":"source_record","subject":"mcp_registry:io.github.Fizzl13/presign-guard-wallet","kind":"listing","method":"sync.mcp_registry/1","body":{"endpoints":[["web","https://wallet.fizzl.eu/demo"],["mcp","https://wallet.fizzl.eu/mcp"]],"name":"presign-guard wallet","owner_address":null,"raw":{"_meta":{"io.modelcontextprotocol.registry/official":{"isLatest":true,"publishedAt":"2026-10-29T06:14:48.692586Z","status":"active","statusChangedAt":"2026-10-29T06:14:48.692586Z","updatedAt":"2026-10-29T06:14:48.692586Z"}},"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","description":"Agent wallet with limits: pays x402/MPP on Base, Solana, Tempo, XRPL and Algorand; phone approval.","name":"io.github.Fizzl13/presign-guard-wallet","packages":[{"environmentVariables":[{"description":"Private key of the agent's own wallet (a separate wallet holding only what the agent may spend)","isRequired":true,"isSecret":true,"name":"AGENT_KEY"},{"description":"Most USDC per payment or transfer without asking you, e.g. 5","name":"LIMIT_USDC_PER_TX"},{"description":"Daily USDC budget, e.g. 20","name":"LIMIT_USDC_PER_DAY"},{"description":"Telegram bot that asks you to approve anything over a limit","isSecret":true,"name":"TELEGRAM_BOT_TOKEN"},{"description":"Your Telegram chat id (approvals go only there)","name":"TELEGRAM_CHAT_ID"},{"description":"Instead of Telegram: your Algorand address; approvals are signed in your own wallet over AC2 (needs the AC2 service, ac2-cli, paired with your wallet)","name":"AC2_OWNER"},{"description":"Instead of LIMIT_* and TELEGRAM_*: a wallet server keeping one budget for all your agents","name":"WALLET_SERVER_URL"},{"description":"The agent key (awk_…) from the wallet server's dashboard","isSecret":true,"name":"WALLET_SERVER_KEY"},{"description":"base (default), ethereum, optimism, arbitrum, polygon or bsc","name":"CHAIN"},{"description":"Most a single x402 API call may cost, in dollars (default 1)","name":"MAX_PAYMENT_USD"},{"description":"Optional: only pay or sign for these addresses (0x, XRPL r… or Algorand, comma-separated); anything else needs approval. Not with a wallet server","name":"ALLOW_LIST"},{"description":"Optional presign-guard credit key (pgc_…) to pay the $0.01 checks from prepaid credits","isSecret":true,"name":"PRESIGN_CREDIT_KEY"},{"description":"Optional RPC URL for the chain","name":"RPC_URL"},{"description":"off to never pay MPP charges on Tempo (default on: paid in USDC.e on Tempo from the same address)","name":"TEMPO"},{"description":"4217 (Tempo, default) or 42431 (Moderato testnet)","name":"TEMPO_CHAIN"},{"description":"Optional Tempo RPC URL","name":"TEMPO_RPC_URL"},{"description":"Optional: pay MPP sessions on Tempo; the USDC.e each channel deposit or top-up puts in (counted toward the USDC limits); then each call is a signed voucher","name":"MPP_SESSION_DEPOSIT"},{"description":"Optional: the agent's own Solana secret key (base58 or solana-keygen byte array); pays x402 offers in USDC on Solana (checked by presign-guard, counted toward the USDC limits)","isSecret":true,"name":"SOLANA_PRIVATE_KEY"},{"description":"mainnet (default) or devnet","name":"SOLANA_NETWORK"},{"description":"Optional Solana RPC URL","name":"SOLANA_RPC_URL"},{"description":"Optional: the agent's own Algorand account (25 words); pays x402 offers in USDC on Algorand (counted toward the USDC limits)","isSecret":true,"name":"ALGORAND_MNEMONIC"},{"description":"mainnet (default) or testnet","name":"ALGORAND_NETWORK"},{"description":"Optional: the agent's own XRPL account seed; pays x402 offers in RLUSD on the XRP Ledger (counted toward the USDC limits)","isSecret":true,"name":"XRPL_SEED"},{"description":"mainnet (default) or testnet","name":"XRPL_NETWORK"},{"description":"Optional XRPL node websocket URL","name":"XRPL_WS_URL"}],"identifier":"presign-guard-wallet-mcp","registryType":"npm","transport":{"type":"stdio"},"version":"0.29.1"}],"remotes":[{"type":"streamable-http","url":"https://wallet.fizzl.eu/mcp"}],"repository":{"source":"github","subfolder":"wallet-mcp","url":"https://github.com/Fizzl13/x402-examples"},"title":"presign-guard wallet","version":"0.29.1","websiteUrl":"https://wallet.fizzl.eu/demo"}},"source":"mcp_registry","summary":"Agent wallet with limits: pays x402/MPP on Base, Solana, Tempo, XRPL and Algorand; phone approval."},"body_sha256":"6710358ddc18d1fefb4ddf845d3549c28c2758aa72013658f677a7c6f1a2be6c","prev_id":442885,"leaf":"0x2c06d073c3c01158e91002ff1b325deb808322956e2f05c20195d2dc4d2f30e4","leaf_text":"{\"body\":\"6710358ddc18d1fefb4ddf845d3549c28c2758aa72013658f677a7c6f1a2be6c\",\"id\":1003111,\"kind\":\"listing\",\"method\":\"sync.mcp_registry/1\",\"observed_us\":1793257974821560,\"prev\":442885,\"subject\":\"mcp_registry:io.github.Fizzl13/presign-guard-wallet\",\"subject_kind\":\"source_record\"}","day":{"day":"2026-10-29","leaves":242798,"root":"0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c","chained":"0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6","anchor_chain":"eip155:5042002","anchor_tx":"0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1","anchor_block":69753317},"proof":["0x2c06b01dabb14f4ccdeac1b1372feec26fc9422153c698385404f09fcf254afa","0x777085c98e911ee446ac829c7b8e20b326f776912ea0541b51de444b0d8a63a9","0xe6ceef2c0b69301bc1e82e744cfca4b4b4f055da671b1a72a971a1d91859574a","0xd8b15c1493e00308dbf2ead72fc8f0ab05b3ed254f7bf481d165e85bdfe0979b","0x2e0fefa8543c46faa10cb959957681806192ce82e5955bbf9c7d0d97cfdf1a9d","0xf411c9f87ea611d445872c947bd93130b7f23e9707f45adadbb6f72c7b0a4b77","0x22b261a283793d54bf28bb0fb1cea92e1e983f46303c9584e29b81a48c4a0ea9","0x9bfcdcdfbdd319c3a8dad522bb224d25f32abc4b21649df7ed138ec15ff21f08","0x0af90b7d27b724a723ac5182d33a29806e2ec91ccc00e2bf295d4cebae38574e","0x7f969d2970b90cb3307ffe4982f968e829960a219e5cb1b75673b389dcb0f9e9","0x7368830e11ffde50ca74889a46612d8de57bce2379d7087b66494837adaf084f","0xb5dc3c0b7ca2a7b192a78bd752224941a82753443b87153ddf2bad4d207a02ff","0x53104aada45a8c2f9002ac93098831a2cf0cef1895679463ed8dabcf75a7fa24","0xcaae1928370ce22d2a564247e7948dcda78bb8c3ef9a7d8bdfa6e00f84c1e28c","0x00268e62f7d5ca6313e0e60afdc2bd4f52c6dbdb3b4b4d27e01e634b4bcb1d2c","0x1c3764b490d23b94e5ac838c89f8d3850dedb0819196f367da2479c7a88bf2c0","0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd","0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07"]}