{"uid":"cap_sKvr1OSKvZPvC2dBKTLXx","slug":"bitcoin-coinbase-message-anomaly-detector-latest-block-a3adae3c","name":"Bitcoin Coinbase Message Anomaly Detector (Latest Block)","description":"Bitcoin coinbase message anomaly check on chain tip. Validation-gated detector coinbase_message for forensic and monitoring agents. Cryptographically signed (Ed25519) — every response is independently verifiable via /.well-known/obol-pubkey.","url":"https://obol-x402.fly.dev/v1/btc/anomaly/coinbase-message/latest","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8YXze_ftTx5baU4nXKkvJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks the Bitcoin chain tip for coinbase message anomalies, returning a cryptographically signed (Ed25519) detection result for forensic and monitoring agents.","exampleAgentPrompt":"Check the latest Bitcoin block's coinbase message for any anomalies and give me the signed result — I want to know if anything unusual is embedded in the miner's coinbase right now.","exampleUseCases":null,"resultDescription":"Returns a signed JSON response indicating whether an anomaly was detected in the coinbase message of the current Bitcoin chain tip, including the anomaly type, a description, the coinbase message content, the block height, and an Ed25519 cryptographic signature for independent verification.","failureModes":["Node unavailable or chain tip not synced — service may return 503 or stale data","Payment not processed correctly via x402 — returns 402 Payment Required","Invalid or missing request headers — returns 400 Bad Request","Ed25519 signature verification failure if public key endpoint is unavailable","Transient network errors connecting to fly.dev — returns 5xx"],"whenToPreferThis":"Use this endpoint when you need real-time, cryptographically verifiable anomaly detection specifically for Bitcoin coinbase messages at the current chain tip. Ideal for forensic agents, blockchain monitoring pipelines, or security tools that need tamper-evident proof of the detection result. Prefer this over generic block explorers when you need a machine-readable, signed anomaly flag rather than raw block data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T07:28:55.763Z","isFirstParty":false}