View API References, guides, and tutorials for Ethereum, Polygon, Optimism, Arbitrum, Solana, Flow and Crypto.org.
Including free Archive data on all chains and testnets.
APIs built to optimize your code and make life as a developer way easier.
Get all the NFT data you need with this suite of endpoints.
Get all transaction receipts for a given block by number or block hash.
Get token valuable information to display to users.
Get historical transactions for any address or contract.
Webhooks for transaction activity.
Deep insights for transaction processing.
The Alchemy SDK is the easiest way to connect your dApp to the blockchain. Just download, write two lines of code, and you’re ready to go.
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