{"uid":"cap_ugCMQtxlXr3qRKOQsIdxl","slug":"bitcoin-block-reward-economics-144-block-window-9c9772b9","name":"Bitcoin Block Reward Economics (144-Block Window)","description":"CRYPTO: Bitcoin miner-reward economics over ~144 blocks — reward vs fees, fee share, per-block averages (mempool.space). Returns JSON.","url":"https://clonecho.builda.company/x402/btc-block-rewards","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_s6_DpOBP7F7jvKhUbD3rO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns miner-reward economics over approximately 144 Bitcoin blocks, including block reward vs fees, fee share percentage, and per-block averages sourced from mempool.space.","exampleAgentPrompt":"Can you pull up the current Bitcoin miner reward economics for the last 144 blocks — I want to see how the block subsidy compares to transaction fees and what percentage of miner income is coming from fees right now?","exampleUseCases":null,"resultDescription":"A JSON object containing aggregated Bitcoin miner reward data over approximately 144 blocks (~1 day), including: total block subsidy, total transaction fees collected, fee share as a percentage of total miner revenue, and per-block averages for rewards and fees.","failureModes":["mempool.space upstream unavailable — service may return 503 or empty data","Stale data if mempool.space indexer is lagging behind chain tip","No parameters supported — cannot query historical windows beyond the fixed ~144-block range","Payment failure (x402) if USDC balance is insufficient"],"whenToPreferThis":"Use this endpoint when you need a quick, pre-aggregated snapshot of Bitcoin miner reward economics over the most recent ~144 blocks (approximately 1 day) without having to query and aggregate raw block data yourself. Prefer this over raw blockchain APIs when you specifically want the subsidy-vs-fees breakdown and fee share percentage in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:41:20.747Z","isFirstParty":false}