API Reference
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Base API Endpoints

List of all Base API endpoints

Base API Endpoints by use case

  1. Getting Blocks
  2. Reading Transactions
  3. Writing Transactions & EVM Execution
  4. Account Information
  5. Event Logs
  6. Chain Information
  7. Getting Uncles
  8. Gas Estimation

Available Enhanced APIs

  1. NFT API
  2. Transfers API
  3. Token API
  4. Notify API

Getting Blocks

Retrieves information from a particular block in the blockchain.

Reading Transactions

Retrieves information on the state data for addresses regardless of whether it is a user or a smart contract.

Writing Transactions & EVM Execution

Allows developers to both send ETH from one address to another, write data on-chain, and interact with smart contracts.

Account Information

Returns information regarding an address's stored on-chain data.

Event Logs

Returns logs which are records that denote/provide context on specific events within a smart contract, like a token transfer or a change of ownership for example.

Chain Information

Returns information on the Base network and internal settings.

Getting Uncles

Returns information on uncle blocks which are network rejected blocks and replaced by a canonical block instead.

Gas Estimation

Available Enhanced APIs

NFT API

All Networks
getNfts, getNFTMetadata, getContractsForOwner, getOwnersForToken, getOwnersForCollection, getNFTsForCollection
getNFTMetadataBatch, isSpamContract

Transfers API

Mainnet and Goerli Only
- ERC20 Transfers
- ERC1155 Transfers
- ERC721 Transfers
- External Transfers

Token API

All Networks
- alchemy_getTokenBalances
- alchemy_getTokenMetadata

Notify API

All Networks
- Mined Transaction Webhook
- Dropped Transaction Webhook
- Address Activity Webhook
- Custom Webhooks
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