{"uid":"cap_qehHIOAqAQWp1NOV0t06K","slug":"signalharness-bitcoin-fee-calculator-622bc62d","name":"SignalHarness Bitcoin Fee Calculator","description":"Explore 330 pay-per-call x402 API services and 27 agent-native digital products, with Base USDC pricing, secure Polar checkout, and free discovery.","url":"https://signalharness.ai/api/agent/services/bitcoin_fee_calculate/invoke","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"bitcoin_fee_request":{"type":"string","maxLength":65536,"minLength":2}}},"responseSchema":{"type":"json","example":{"replay":false,"result":{"warnings":["Input values must be complete and are trusted as supplied."],"service_id":"bitcoin_fee_calculate","evidence_scope":"caller_supplied_data","bitcoin_fee_calculation":"{\"fee_rate_sat_per_vbyte\":\"16.39344262\",\"fee_sats\":\"1000\",\"input_total_sats\":\"2000\",\"output_total_sats\":\"1000\",\"virtual_size\":61}"},"status":"succeeded","receipt":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","usage":[],"status":"succeeded","network":"eip155:8453","artifacts":[],"endedAtMs":0,"latencyMs":0,"paymentId":"example-payment","receiptId":"example-receipt","requestId":"example-request","serviceId":"bitcoin_fee_calculate","executionId":"example-execution","startedAtMs":0,"amountAtomic":"10000","resultSha256":"5affa44dca5de6ead04723a7c60e0fac4afb5ad1553e8361ca4e17b969d11860","serviceVersion":"1.0.0","settlementReference":"0x0000000000000000000000000000000000000000000000000000000000000000"},"artifacts":[],"requestId":"example-request","executionId":"example-execution"}},"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":"unknown","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_8yk_16nlWxN_udoamctrL","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":"Calculates Bitcoin transaction fees based on caller-supplied request parameters","exampleAgentPrompt":"Can you calculate the Bitcoin transaction fee for sending 0.05 BTC — I want to know the recommended fee and any warnings about the estimate?","exampleUseCases":[{"title":"Estimating fee before sending BTC","prompt":"I'm about to send 0.05 BTC to a friend — can you calculate what the transaction fee will be so I know how much to include?"},{"title":"Comparing fee tiers for confirmation speed","prompt":"What's the Bitcoin fee I should expect for a standard transaction right now? I want to know if there are any warnings about the current network conditions."},{"title":"Agent wallet management fee check","prompt":"Before my agent executes this bitcoin payment, calculate the appropriate transaction fee for a typical on-chain BTC transfer and flag any warnings."}],"resultDescription":"Returns a JSON object containing the bitcoin_fee_calculation result string, any warnings about the estimate, the evidence_scope indicating the data source, plus a full receipt with payment ID, request ID, execution ID, latency, and a SHA-256 hash of the result for verification.","failureModes":["Malformed or too-short bitcoin_fee_request string returns validation error","Request string exceeds 65536 character limit","Payment failure via x402 protocol results in no computation","Ambiguous or under-specified fee request may return warnings or low-confidence calculation","Network or service downtime returns error status"],"whenToPreferThis":"Choose this endpoint when an AI agent or application needs a quick, on-demand Bitcoin transaction fee calculation as part of a payment workflow or financial analysis. It is well-suited for pre-payment fee checks, wallet integrations, and agent-driven Bitcoin transactions. At $0.01 USDC per call via x402, it is cost-effective for per-transaction fee lookups. Prefer this over manual mempool queries when you need a structured, receipt-backed response with warnings included.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T00:50:18.710Z","isFirstParty":false}