Base API overview

Base is a decentralized blockchain platform designed to deliver high throughput, low latency, and customizable subnets, making it ideal for building decentralized applications (dApps) and financial solutions with scalability and security.

Accounts info#

Retrieves essential on-chain data related to accounts

eth_getBalance
eth_getCode
eth_getStorageAt

Blocks info#

Provides methods for retrieving detailed information about specific blocks

eth_blockNumber
eth_getBlockByHash
eth_getBlockByHash#full
eth_getBlockByNumber
eth_getBlockByNumber#full
eth_newBlockFilter
eth_getBlockTransactionCountByHash
eth_getBlockTransactionCountByNumber

Chain info#

Provides essential data about the state and performance of the Base network

eth_chainId
net_listening
net_version
net_peerCount
eth_syncing

Debug and trace#

Available only on paid tier. These methods are useful for analyzing execution flows and debugging

debug_traceBlockByHash
debug_traceBlockByNumber
debug_traceTransaction
debug_traceCall

Event logs#

Allows the filtering and retrieval of event logs generated by smart contracts

eth_getLogs
eth_newFilter
eth_getFilterChanges
eth_uninstallFilter
eth_getFilterLogs

Executing transactions#

Are essential for interacting with smart contracts and sending transactions

eth_call
eth_sendRawTransaction

Gas estimation#

Provides tools to estimate gas fees and optimize transaction costs.

eth_estimateGas : Estimates the gas required for a transaction.
eth_gasPrice : Returns the current gas price on the network.
eth_maxPriorityFeePerGas : Retrieves the maximum priority fee per gas unit.

Getting uncles#

Provides methods to retrieve information about uncle blocks

eth_getUncleCountByBlockHash
eth_getUncleCountByBlockNumber

Subscriptions#

Enables real-time monitoring of blockchain events via WebSockets

eth_subscribe
eth_unsubscribe

Transactions info#

Provides methods to retrieve transaction details, counts, and receipts

eth_getTransactionByHash
eth_getTransactionCount
eth_getTransactionReceipt
eth_newPendingTransactionFilter
eth_getTransactionByBlockHashAndIndex
eth_getTransactionByBlockNumberAndIndex

Web3#

Provides methods to retrieve transaction-related data

web3_clientVersion
web3_sha3