{"slug":"saylorinnovations-com-api-chain-nft-metadata-222e35","title":"NFT metadata by token id on 16 EVM chains","host":"saylorinnovations.com","method":"GET","resource":"https://saylorinnovations.com/api/chain/nft-metadata","category":"image","description":"NFT metadata by token id on 16 EVM chains: token URI from the contract, then name, image, description and traits resolved from IPFS, Arweave or inline data.","price_listed":0.01,"price_asked":0.01,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":507,"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":{"chain":"ethereum","collection":"0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D","token_id":"1"},"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":"chain name (ethereum, base, arbitrum, optimism, polygon, bsc, avalanche, gnosis, linea, scroll, mantle, blast, sonic, celo, berachain, unichain) or chain id","type":"string"},"collection":{"description":"the ERC-721 or ERC-1155 contract","type":"string"},"token_id":{"description":"the token id (decimal or 0x hex)","type":"string"}},"required":["chain","collection","token_id"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"animation_url":{"description":"animation or media URL","type":["string","null"]},"attributes":{"description":"traits as trait_type and value pairs, up to 50","type":["array","null"]},"chain":{"description":"the chain name that was queried","type":"string"},"chain_id":{"description":"EIP-155 chain id of that network","type":"number"},"collection":{"description":"the NFT contract","type":"string"},"collection_name":{"description":"contract name()","type":["string","null"]},"collection_symbol":{"description":"contract symbol()","type":["string","null"]},"description":{"description":"description field, truncated to 1,000 characters","type":["string","null"]},"external_url":{"description":"external page for the token","type":["string","null"]},"fetch_note":{"description":"why the document was not fetched, if it was not","type":["string","null"]},"image":{"description":"image URL with ipfs links rewritten to a gateway","type":["string","null"]},"metadata_fetched":{"description":"true when the metadata document was read","type":"boolean"},"name":{"description":"name field of the metadata document","type":["string","null"]},"note":{"description":"plain-language reading of the result","type":"string"},"source":{"description":"where the data was read from","type":"string"},"standard":{"description":"ERC-721 or ERC-1155","type":"string"},"token_id":{"description":"the token id queried, decimal","type":"string"},"token_uri":{"description":"URI returned by the contract","type":"string"},"uri_scheme":{"description":"scheme of that URI (ipfs, ar, data, https)","type":"string"}},"required":["chain","chain_id","collection","token_id","token_uri","uri_scheme","metadata_fetched","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":507,"error":null}],"description_full":"NFT metadata by token id on 16 EVM chains: token URI from the contract, then name, image, description and traits resolved from IPFS, Arweave or inline data.","last_updated":"2026-10-21T04:11:18.912Z","schemes":["exact"]}