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The recommended way to interact with the FaceSign API is by using our official SDKs. Choose from multiple programming languages to integrate FaceSign step-up verification into your applications.

Quick Start Guides

Get up and running quickly with our comprehensive installation guides:

Available SDKs

Node.js / TypeScript

The official FaceSign Node.js SDK for server-side integration.
Installation
Usage

Python

The official FaceSign Python SDK.
Installation
Usage

Go

The official FaceSign Go SDK.
Installation
Usage

cURL / REST API

You can also use the FaceSign API directly via HTTP requests:
Direct API usage

Next steps

Sessions

Learn about session management

Client Secrets

Secure frontend integration

Flows

Build verification flows