{"domain":"www.quicknode.com","count":1,"changes":[{"captured_at":"2026-09-12T04:36:06","card_hash":"ac482dee1742b7878cd39e18890917c7f0ccb357ed6c35e2228c9624c6182281","previous_card_hash":null,"diff":{"skills_added":[{"id":"event_decoding","name":"Event & Log Decoding","description":"Fetch and decode smart contract events and logs. Filter by contract, topic, or block range.","tags":["events","logs","decode","smart-contracts","indexing"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"nft_metadata","name":"NFT Data & Metadata","description":"Retrieve NFT collections, ownership, metadata, traits, and transfer history.","tags":["nft","metadata","collections","ownership"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"provision_endpoint","name":"Autonomous Endpoint Provisioning","description":"Create a Quicknode subscription and RPC endpoint without human signup. Two-step flow: POST https://www.quicknode.com/api/v1/agent/subscriptions (pay via x402 or MPP; POST with no body to receive a 402 listing plans and payment methods), then POST https://api.quicknode.com/v0/endpoints with the returned QN_* key to create a dedicated RPC endpoint on any of 80+ chains. Walkthrough: https://www.quicknode.com/agents/create-endpoint.md","tags":["provisioning","subscription","endpoint","x402","mpp","admin-api","autonomous"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"rpc_call","name":"Blockchain RPC Call","description":"Execute JSON-RPC calls on any supported chain. eth_call, eth_getBalance, eth_getTransactionReceipt, getAccountInfo, etc.","tags":["rpc","blockchain","ethereum","solana","base","multi-chain"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"sql_query","name":"Blockchain SQL Explorer","description":"Query indexed blockchain data using SQL. Blocks, transactions, logs, token transfers, and decoded contract data.","tags":["sql","analytics","query","indexed-data","explorer"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"streams_subscribe","name":"Real-time Blockchain Streams","description":"Subscribe to real-time blockchain data streams. New blocks, pending transactions, contract events, and custom filters.","tags":["streams","realtime","websocket","mempool","monitoring"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"token_lookup","name":"Token & Wallet Data","description":"Fetch token balances, metadata, prices, holders, and transfer history for any wallet across supported chains.","tags":["tokens","wallet","balances","erc20","spl","portfolio"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"tx_simulation","name":"Transaction Simulation","description":"Simulate transactions before broadcasting. Returns gas estimates, revert reasons, state changes, and asset transfers.","tags":["simulation","gas","transaction","defi","safety"],"inputModes":["application/json"],"outputModes":["application/json"]}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"Quicknode Blockchain Agent"},{"field":"description","before":null,"after":"Multi-chain blockchain infrastructure agent. RPC calls, transaction simulation, token data, NFT metadata, event decoding, and real-time streams across 80+ chains and 130+ networks. Autonomous account and endpoint provisioning via x402 or MPP, plus pay-per-request RPC via x402 or API key."},{"field":"version","before":null,"after":"1.0.0"},{"field":"url","before":null,"after":"https://mcp.quicknode.com/mcp"},{"field":"documentationUrl","before":null,"after":"https://www.quicknode.com/docs"},{"field":"iconUrl","before":null,"after":"https://www.quicknode.com/favicon.ico"},{"field":"supportedInterfaces","before":null,"after":[{"url":"https://mcp.quicknode.com/mcp","transport":{"type":"http","protocol":"MCP"}},{"url":"https://api.quicknode.com","transport":{"type":"http","protocol":"REST"}},{"url":"https://x402.quicknode.com","transport":{"type":"http","protocol":"x402"}},{"url":"https://mpp.quicknode.com","transport":{"type":"http","protocol":"MPP"}},{"url":"https://www.quicknode.com/openapi.json","transport":{"type":"http","protocol":"OpenAPI"}}]},{"field":"securitySchemes","before":null,"after":{"x402":{"httpAuthSecurityScheme":{"scheme":"x402","description":"Wallet-authenticated payment via x402 protocol. Used for per-request RPC access AND for autonomous subscription/endpoint provisioning (POST /api/v1/agent/subscriptions). USDC on Base, Solana, or Polygon. No account required."}},"mpp":{"httpAuthSecurityScheme":{"scheme":"mpp","description":"Wallet-authenticated payment via Machine Payments Protocol (IETF draft). Used for per-request RPC access AND for autonomous subscription/endpoint provisioning (POST /api/v1/agent/subscriptions). PathUSD on Tempo or USDC on Solana. No account required."}},"apiKey":{"apiKeySecurityScheme":{"in":"header","name":"X-API-Key","description":"Quicknode API key from a standard plan."}},"oauth2":{"oauth2SecurityScheme":{"flows":{"authorizationCode":{"authorizationUrl":"https://mcp.quicknode.com/authorize","tokenUrl":"https://mcp.quicknode.com/token","scopes":{}}}}}}},{"field":"security","before":null,"after":[{"apiKey":[]},{"x402":[]},{"mpp":[]},{"oauth2":[]}]},{"field":"capabilities","before":null,"after":{"streaming":true,"pushNotifications":true}},{"field":"provider","before":null,"after":{"organization":"Quicknode","url":"https://www.quicknode.com"}}],"other_changed":true,"is_empty":false,"human_summary":"added 8 skills · name ∅ → Quicknode Blockchain Agent · description ∅ → Multi-chain blockchain infrastructure ag · version ∅ → 1.0.0 · url ∅ → https://mcp.quicknode.com/mcp · documentationUrl ∅ → https://www.quicknode.com/docs · iconUrl ∅ → https://www.quicknode.com/favicon.ico · supportedInterfaces ∅ → https://mcp.quicknode.com/mcp ({'type':  · securitySchemes ∅ → apiKey, mpp, oauth2, x402 · security ∅ → apiKey, mpp, oauth2, x402 · capabilities ∅ → streaming, pushNotifications · provider ∅ → Quicknode"}}]}