{"slug":"saylorinnovations-com-api-oracle-price-6c67fe","title":"On-chain oracle price from Chainlink data feeds on Ethereum and Base for ETH, BT","host":"saylorinnovations.com","method":"GET","resource":"https://saylorinnovations.com/api/oracle/price","category":"market","description":"On-chain oracle price from Chainlink data feeds on Ethereum and Base for ETH, BTC, LINK, SOL, stablecoins and EUR, with update time and a staleness flag.","price_listed":0.01,"price_asked":0.01,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":346,"reported_calls_30d":2,"reported_payers_30d":2,"networks":["eip155:137","eip155:42161","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"chain":"ethereum","pair":"ETH/USD"},"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":{"chain":{"description":"optional: ethereum (default) or base","type":"string"},"pair":{"description":"the feed pair such as ETH/USD, BTC/USD, USDC/USD (ETH-USD and ETHUSD also work)","type":"string"}},"required":["pair"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"age_seconds":{"description":"Age, in seconds","type":"number"},"answered_in_round":{"description":"Answered in round","type":"string"},"available_pairs":{"description":"Available pairs","type":"array"},"chain":{"description":"Blockchain the data is for","type":"string"},"decimals":{"description":"Token decimal places","type":"number"},"feed_address":{"description":"Feed address","type":"string"},"heartbeat_seconds":{"description":"Heartbeat, in seconds","type":"number"},"note":{"description":"Caveat or context for reading the result","type":"string"},"pair":{"type":"string"},"price":{"description":"Price","type":"number"},"price_text":{"description":"Price text","type":"string"},"round_id":{"description":"Round id identifier","type":"string"},"source":{"description":"Data source the values come from","type":"string"},"stale":{"type":"boolean"},"updated_at":{"description":"Updated at (UTC unless a time zone is given)","type":"string"}},"required":["pair","chain","feed_address","price","price_text","decimals","updated_at","age_seconds","heartbeat_seconds","stale","round_id","answered_in_round","available_pairs","note","source"],"type":"object"},"type":{"const":"json","type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-21","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.01,"price_match":true,"latency_ms":346,"error":null}],"description_full":"On-chain oracle price from Chainlink data feeds on Ethereum and Base for ETH, BTC, LINK, SOL, stablecoins and EUR, with update time and a staleness flag.","last_updated":"2026-10-21T04:42:03.92Z","schemes":["exact"]}