Contract Metadata
- Learn how to query contract-level metadata directly for any contract
- Learn about contract-level metadata for ERC20, ERC721 and ERC1155 tokens
Fetch contract metadata of any ERC20, ERC721 or ERC1155 contract address
Sequence Metadata GetContractInfoBatch Method:
- Request: POST /rpc/Metadata/GetContractInfoBatch
- Content-Type: application/json
- Body (in JSON):
chainID(string) -- the chain id, as a name or number (ie. "1" or "mainnet", "137" or "polygon", etc.)contractAddresses(string of strings) -- array of contract addresses
Example:
GetContractInfoBatch of some contracts on Polygon using an c3bgcU3LkFR9Bp9jFssLenPAAAAAAAAAA
cURL
curl -X POST -H "Content-Type: application/json" -H "X-Access-Key: c3bgcU3LkFR9Bp9jFssLenPAAAAAAAAAA" https://metadata.sequence.app/rpc/Metadata/GetContractInfoBatch -d '{ "chainID": "polygon", "contractAddresses": ["0x631998e91476DA5B870D741192fc5Cbc55F5a52E", "0x17b66009af459dc8ebf37acf8a8b355379be2fe5", "0x2791bca1f2de4661ed88a30c99a7a9449aa84174", "0x2953399124f0cbb46d2cbacd8a89cf0599974963", "0x7227e371540cf7b8e512544ba6871472031f3335", "0x7c0ebabfc394ec6d926e801fe0e69a1f15a7fe4d", "0x8f3cf7ad23cd3cadbd9735aff958023239c6a063", "0xa1c57f48f0deb89f569dfbe6e2b7f46d33606fd4"] }'Contract-level Metadata Standards
Additionally, OpenSea added something called contractURI (https://docs.opensea.io/docs/contract-level-metadata).