# SDK Authentication Endpoints for SDK authentication and token management ## Create public access token - [POST /public_token/create](https://docs.chicksx.com/apis/openapi/sdk-authentication/createpublictoken.md): Creates a public access token for SDK authentication. This endpoint must be called from your secure backend server using your merchant credentials. The returned access token can be safely used in client-side applications to authenticate with the ChicksX SDK. Security: Never expose your merchant-api-key or merchant-client-id in client-side code.