> ## Documentation Index
> Fetch the complete documentation index at: https://turnkey-0e7c1f5b-bc-add-sdk-typedoc.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# ApiKeyStamper

# Class: ApiKeyStamper

Defined in: api-key-stamper/dist/index.d.ts:17

Stamper to use with `@turnkey/http`'s `TurnkeyClient`

## Constructors

### Constructor

> **new ApiKeyStamper**(`config`): `ApiKeyStamper`

Defined in: api-key-stamper/dist/index.d.ts:20

#### Parameters

##### config

[`TApiKeyStamperConfig`](../TApiKeyStamperConfig/readme)

#### Returns

`ApiKeyStamper`

## Properties

### apiPrivateKey

> **apiPrivateKey**: `string`

Defined in: api-key-stamper/dist/index.d.ts:19

***

### apiPublicKey

> **apiPublicKey**: `string`

Defined in: api-key-stamper/dist/index.d.ts:18

## Methods

### stamp()

> **stamp**(`payload`): `Promise`\<\{ `stampHeaderName`: `string`; `stampHeaderValue`: `string`; }>

Defined in: api-key-stamper/dist/index.d.ts:21

#### Parameters

##### payload

`string`

#### Returns

`Promise`\<\{ `stampHeaderName`: `string`; `stampHeaderValue`: `string`; }>