NFT infrastructure & querying
Live on Ethereum, Polygon, Solana, Optimism and Arbitrum.
One API. All the NFT data you need.
Multi-chain
- NFT activity is moving across chain to Ethereum L2s and other L1s. SimpleHash is building plug and play, standardized NFT compatibility across chains.
Accurate Owner & Transaction Info
- Figuring out the transaction history of an NFT can be tricky. And the owners change, making it hard to keep track. With the SimpleHash API, you can easily query and get back detailed metadata.
Standardized Metadata
- NFT data have many edgecases. We take care of that and serve up the metadata in a standardized, easy to consume format.
Easy to Integrate
- Get up and running with our REST endpoints in just a few lines of code.
Integrate effortlessly with your app
A suite of reliable, well-documented REST API endpoints.
# Get an NFT by chain, contract, and token_idcurl--requestGET--url"https://api.simplehash.com/api/v0/nfts/chain/contract_address/token_id"--header'X-Api-Key: xxx'# Get an NFT by ownercurl--requestGET--url"https://api.simplehash.com/api/v0/nfts/owners?chains=optimism&wallet_addresses=0x001"--header'X-Api-Key: xxx'
Live on Ethereum, Polygon, Solana, Optimism and Arbitrum today, with more chains coming soon
By developers, for developers
SimpleHash is built by a team that spent the past year indexing over 200 million NFTs across multiple blockchains. We're here to help you build exceptional experiences for your users.
Backed by the best
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