Complete Transaction History
Infrastructure that makes it simple to get started and easy to scale infinitely, all with the APIs that address the biggest challenges in web3.
Retrieve transaction data 100x faster than alternative methods, which require thousands of calls to millions of blocks.
Get all historical transfers for an address or a contract, capturing internal transfers, external transfers and token transfers.
One simple call means saving up to millions of dollars on compute use and engineering resources when pulling full transaction history.
Boost the transfers API
Transaction previews for any use case
Transact with confidence. Preview how transactions will behave onchain, and keep your assets safe.
Code preview
curl --request POST \
--url https://eth-mainnet.g.alchemy.com/v2/docs-demo \
--header 'accept: application/json' \
--header 'content-type: application/json' \
--data '
{
"id": 1,
"jsonrpc": "2.0",
"method": "alchemy_simulateExecution",
"params": [
{
"from": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045",
"to": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
"value": "0x0",
"data": "0xa9059cbb000000000000000000000000fc43f5f9dd45258b3aff31bdbe6561d97e8b71de00000000000000000000000000000000000000000000000000000000000f4240"
}
]
}
'
Real-time data for specific events
Fast, consistent push notifications. Zero missed updates. Massive savings.
Code preview
curl --request POST \
--url https://dashboard.alchemy.com/api/create-webhook \
--header 'accept: application/json' \
--header 'content-type: application/json' \
--data '
{
"network": "ETH_MAINNET",
"webhook_type": "GRAPHQL"
}
'
Token balances and metadata
The token data your users expect, no token list required. Available on all EVM-supported chains.
Code preview
curl --request POST \
--url https://eth-mainnet.g.alchemy.com/v2/docs-demo \
--header 'accept: application/json' \
--header 'content-type: application/json' \
--data '
{
"id": 1,
"jsonrpc": "2.0",
"method": "alchemy_getTokenBalances",
"params": [
"0x95222290DD7278Aa3Ddd389Cc1E1d165CC4BAfe5",
"erc20"
]
}
'