alchemyFeeEstimator | Alchemy Docs

1 const alchemyFeeEstimator: (transport) => ClientMiddlewareFn;

Defined in: account-kit/infra/src/middleware/feeEstimator.ts:32

Function that estimates the transaction fees using Alchemy methods for a given client. It fetches the latest block and estimates the max priority fee per gas, applying any overrides or fee options provided.

Example

1 import { alchemyFeeEstimator, alchemy } from "@account-kit/infra";
2 import { createSmartAccountClient } from "@aa-sdk/core";
3 
4 const alchemyTransport = alchemy({
5   chain: sepolia,
6   apiKey: "your-api-key",
7 });
8 
9 const client = createSmartAccountClient({
10   feeEstimator: alchemyFeeEstimator(alchemyTransport),
11   ...otherParams,
12 });

Parameters

Parameter	Type	Description
`transport`	`AlchemyTransport`	An alchemy transport for making Alchemy specific RPC calls

Returns

ClientMiddlewareFn

A middleware function that takes a transaction structure and fee options, and returns the augmented structure with estimated fees