{"slug":"saylorinnovations-com-api-chainlink-price-192286","title":"Chainlink price feed read on-chain for any pair on 7 chains","host":"saylorinnovations.com","method":"GET","resource":"https://saylorinnovations.com/api/chainlink/price","category":"market","description":"Chainlink price feed read on-chain for any pair on 7 chains - price, round id, last update and age, heartbeat, deviation threshold and a stale or fresh verdict","price_listed":0.01,"price_asked":null,"state":"no_terms","state_label":"Answers HTTP 404 without x402 payment terms","checks_7d":1,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"chain":"ethereum","feed":"ETH/USD"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET","POST","PUT","PATCH","DELETE","HEAD"],"type":"string"},"queryParams":{"properties":{"chain":{"description":"ethereum (default), base, arbitrum, optimism, polygon, bsc, avalanche","type":"string"},"feed":{"description":"Feed pair, e.g. ETH/USD, BTC/USD, LINK/USD","type":"string"}},"required":["feed"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"age_seconds":{"description":"Age, in seconds","type":"number"},"asset_class":{"description":"Asset class","type":["string","null"]},"chain":{"description":"Blockchain the data is for","type":"string"},"decimals":{"description":"Token decimal places","type":"number"},"deviation_threshold_percent":{"description":"Deviation threshold, as a percentage","type":["number","null"]},"feed":{"type":"string"},"heartbeat_seconds":{"description":"Heartbeat, in seconds","type":["number","null"]},"note":{"description":"Caveat or context for reading the result","type":"string"},"price":{"description":"Price","type":"number"},"proxy_address":{"description":"Proxy address","type":"string"},"round_id":{"description":"Round id identifier","type":"string"},"source":{"description":"Data source the values come from","type":"string"},"status":{"description":"Current status","type":"string"},"updated_at":{"description":"Updated at (UTC unless a time zone is given)","type":"string"}},"required":["feed","price","status"],"type":"object"},"type":{"const":"json","type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-18","reachable":true,"status":404,"valid_402":false,"asked_usdc":null,"price_match":null,"latency_ms":15,"error":null}],"description_full":"Chainlink price feed read on-chain for any pair on 7 chains - price, round id, last update and age, heartbeat, deviation threshold and a stale or fresh verdict","last_updated":"2026-10-17T10:06:15.761Z","schemes":["exact"]}