> For the complete documentation index, see [llms.txt](/llms.txt).

# `getFeeForMessage`

Returns the fee the network will charge for a specified message. This method uses [160 credits](/services/get-started/pricing/) from your daily balance.

## Parameters[​](#parameters "Direct link to Parameters")

- `message`: (string) _[required]_ - The `base64` encoded transaction message.
- `config`: (object) _[optional]_ - Configuration object with the following options:  
  - `commitment`: (string) _[optional]_ The commitment level to use for the query. The default is `finalized`. Possible values are:  
    - `finalized` - Queries the most recent block confirmed by a super majority of the cluster as having reached maximum lockout, meaning the cluster has recognized this block as finalized.
    - `confirmed` - Queries the most recent block that has been voted on by a super majority of the cluster.
    - `processed` - Queries its most recent block. The block may still be skipped by the cluster.
  - `minContextSlot`: (integer) _[optional]_ - The minimum slot to use for the query.

## Returns[​](#returns "Direct link to Returns")

`result` - `null` when the block doesn't exist, or an object with the following fields:

- `context` - An object containing the following keys:  
  - `slot` - The slot number of the block that was queried.
  - `apiVersion` - The API version used for the query.
- `value` - `null`, or the fee for the specified message.

### Request[​](#request "Direct link to Request")

- curl

```
curl https://solana-mainnet.infura.io/v3/<YOUR-API-KEY> \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc": "2.0", "id": 1, "method": "getFeeForMessage", "params": ["AQABAgIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEBAQAA", {"commitment": "processed"}]}'

```

### Response[​](#response "Direct link to Response")

- JSON

```
{
  "jsonrpc": "2.0",
  "result": {
    "context": {
      "apiVersion": "2.1.11",
      "slot": 320142245
     },
     "value": null
  },
  "id": 1
}

```