Estimate Gas

post

https://svc.blockdaemon.com/defi/v1/chain/estimategas

Estimates the gas required for a proposed transaction on EVM-compatible chains by simulating its execution. The response provides an approximate gas limit, helping developers set optimal fees and avoid underfunding errors.

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Compute Unit Value: 30 (Fixed)

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Body Params

The request body for a /defi/v1/chain/estimategas

chainId

string

enum

The unique ID to direct queries or transactions to the correct blockchain. Find more here.

chainSymbol

string

The abbreviated chain name for queries or transactions.

data

string

required

Encoded function call data for the transaction.

from

string

required

Public blockchain address of the sender initiating the transaction. Format depends on the chain (e.g., 0xABCDEF... for EVM, G... for Stellar).

string

required

Public blockchain address of the recipient. Format depends on the chain (e.g., 0xABCDEF... for EVM, G... for Stellar).

value

string

Amount of native currency to send with the transaction, specified in wei (integer string). Example: '1000000000000000000' = 1 ETH.

Response

200Successful response