{"domain":"bitcoinsapi.com","count":1,"changes":[{"captured_at":"2026-05-23T00:51:46","card_hash":"f2bca26d9f7036d417e3bbdd564aa4e12b8ae4cb038d3a27ade9a0a438c11611","previous_card_hash":null,"diff":{"skills_added":[{"id":"agentic_lottery_discovery","name":"Agentic Lottery Discovery","description":"Expose the Satoshi API lottery mission, current round, paid-pool preview, and active $0.01 x402 paid entry.","tags":["agentic-lottery","discovery","experiment","http-402"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"bitcoin_fee_timing","name":"Bitcoin Fee Timing","description":"Return a send-or-wait Bitcoin fee recommendation and fee-rate estimates.","tags":["bitcoin","fees","mempool","send-or-wait"],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]},{"id":"bitcoin_mcp_tools","name":"Bitcoin MCP Tools","description":"Expose Bitcoin data to MCP-compatible agents through the bitcoin-mcp package.","tags":["bitcoin-mcp","mcp","ai-agents"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"x402_paid_bitcoin_data","name":"x402 Paid Bitcoin Data","description":"Offer keyless paid Bitcoin fee snapshots, /api/v1/fees/briefing premium send-or-wait bundles, transaction-specific send-or-wait decisions, stuck transaction rescue plans, withdrawal batch planning, fee-window watches, fee-market research, next-block forecasts, transaction explainers, and observatory endpoints over x402.","tags":["x402","usdc","base","paid-api"],"inputModes":["application/json"],"outputModes":["application/json"]}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"Satoshi API Bitcoin Fee Intelligence"},{"field":"description","before":null,"after":"A2A JSON-RPC agent for Bitcoin fee intelligence and Satoshi API discovery. Use this service when a user or workflow needs a send-or-wait Bitcoin fee decision, mempool pressure context, x402-paid premium Bitcoin data, or the agentic lottery mission, round manifest, and paid entry."},{"field":"version","before":null,"after":"2026-04-28"},{"field":"protocolVersion","before":null,"after":"0.3"},{"field":"url","before":null,"after":"https://bitcoinsapi.com/a2a"},{"field":"documentationUrl","before":null,"after":"https://bitcoinsapi.com/quickstart"},{"field":"preferredTransport","before":null,"after":"JSONRPC"}],"other_changed":true,"is_empty":false,"human_summary":"added 4 skills · name ∅ → Satoshi API Bitcoin Fee Intelligence · description ∅ → A2A JSON-RPC agent for Bitcoin fee intel · version ∅ → 2026-04-28 · protocolVersion ∅ → 0.3 · url ∅ → https://bitcoinsapi.com/a2a · documentationUrl ∅ → https://bitcoinsapi.com/quickstart · preferredTransport ∅ → JSONRPC"}}]}