{"slug":"bitcoin-network-x402tookit-com-btc-supply-84ac33","title":"Bitcoin issued supply, block subsidy, percent of 21 million mined and the next h","host":"bitcoin-network.x402tookit.com","method":"GET","resource":"https://bitcoin-network.x402tookit.com/btc-supply","category":"other","description":"Bitcoin issued supply, block subsidy, percent of 21 million mined and the next halving, computed exactly from protocol rules.","price_listed":0.02,"price_asked":0.02,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":761,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:137","eip155:42161","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"unit":"btc"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"height":{"description":"Block height to compute at (default: current tip)","type":"integer"},"unit":{"description":"Headline unit: btc (default) or sats","type":"string"}},"required":[],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"asOf":{"type":["null","string"]},"blocksUntilHalving":{"type":["null","number"]},"capBtc":{"type":["null","number"]},"degraded":{"type":["boolean","null"]},"disclaimer":{"type":["null","string"]},"estimatedDaysUntilHalving":{"type":["null","number"]},"halvingEpoch":{"type":["null","number"]},"height":{"type":["null","number"]},"issuedBtc":{"type":["null","number"]},"issuedSats":{"type":["null","string"]},"nextHalvingHeight":{"type":["null","number"]},"nextSubsidyBtc":{"type":["null","number"]},"notChecked":{"items":{"type":"string"},"type":["array","null"]},"percentOfCap":{"type":["null","number"]},"reasons":{"items":{"type":"string"},"type":["array","null"]},"source":{"type":["null","string"]},"sourceUrl":{"type":["null","string"]},"subsidyBtc":{"type":["null","number"]},"summary":{"type":["null","string"]},"usedCurrentTip":{"type":["boolean","null"]},"verdict":{"type":["null","string"]}},"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-21","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.02,"price_match":true,"latency_ms":761,"error":null}],"description_full":"Bitcoin issued supply, block subsidy, percent of 21 million mined and the next halving, computed exactly from protocol rules.","last_updated":"2026-10-20T20:45:29.346Z","schemes":["exact"]}