> ## Documentation Index
> Fetch the complete documentation index at: https://docs.uniblock.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# getMinimumBalanceForRentExemption

> Returns minimum balance required to make account rent exempt.

### Parameters

<ParamField query="chainId" type="string" default="solana-devnet" required>
  Unique identifier for a blockchain network.
</ParamField>

<ParamField body="id" type="number" default={1} required>
  Request identifier used to match responses.
</ParamField>

<ParamField body="jsonrpc" type="string" default="2.0" required>
  JSON-RPC version.
</ParamField>

<ParamField body="method" type="string" default="getMinimumBalanceForRentExemption" required>
  JSON-RPC method name.
</ParamField>

<ParamField body="params" type="object" default={[0,{}]} placeholder="[0,{}]">
  Parameters for method getMinimumBalanceForRentExemption: \[dataLength, config]

  Positional parameters for <code>getMinimumBalanceForRentExemption</code>:

  <ul>
    <li><code>params\[0]</code>: Length of the data in bytes for which to calculate the minimum balance.</li>
    <li><code>params\[1]</code>: Optional configuration object.</li>
  </ul>
</ParamField>

### Returns

<ResponseField name="result" type="integer">
  Minimum balance required to make an account rent exempt for the specified data length. Example: <code>203928</code>.
</ResponseField>

<RequestExample>
  ```bash Curl theme={null}
  curl --request POST \
    --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=solana-devnet \
    --header 'content-type: application/json' \
    --data '{
      "id": 1,
      "jsonrpc": "2.0",
      "method": "getMinimumBalanceForRentExemption",
      "params": [
        0,
        {}
      ]
    }'
  ```
</RequestExample>

<ResponseExample>
  ```json Success theme={null}
  {
    "jsonrpc": "2.0",
    "id": 1,
    "result": 203928
  }
  ```
</ResponseExample>