API Reference

NFT Contracts By Wallet

post
https://api.g.alchemy.com/data/v1//assets/nfts/contracts/by-address

Fetches NFT contracts (collections) with metadata for multiple wallet addresses and networks. Returns a list of collections associated with each wallet/network combination. This endpoint is supported on Ethereum and many L2s, including Polygon, Arbitrum, Optimism, Base, World Chain and more. See the full list of supported networks here.

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Path Params
string
required
Defaults to docs-demo

For higher throughput, create your own API key

Body Params
addresses
array of objects
required
length between 1 and 2

Array of address and networks pairs (limit 2 pairs, max 5 networks each). Networks should match network enums.

addresses*
string
required
Defaults to 0x1E6E8695FAb3Eb382534915eA8d7Cc1D1994B152

Wallet address.

networks
array of strings
required
length between 1 and 5
Defaults to eth-mainnet,base-mainnet,matic-mainnet

Network identifier (e.g., eth-mainnet). Find more network enums here

networks*
boolean
Defaults to true

Boolean - if set to true, returns metadata. Setting this to false will reduce payload size and may result in a faster API call. Defaults to true.

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Updated over 1 year ago

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Updated over 1 year ago

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