python

The MCP Auth Python SDK provides an integration layer for authenticating users via OAuth 2.1 within the MCP framework. It offers tooling to connect to a supported identity provider, obtain access tokens, and manage token lifecycles in your MCP-based applications. This server/package acts as a library that you can import and configure in your Python applications to enable MCP-compliant authentication flows, provider compatibility checks, and straightforward token handling in your service.

To use the capabilities, install the mcpauth package in your project and initialize the client with your provider details. You can then initiate authorization requests, exchange authorization codes for access tokens, and validate tokens as part of your MCP workflow. The SDK is designed to work with MCP’s guidance on OAuth 2.1 and related RFCs, ensuring a standards-aligned integration with trusted providers. Documentation alongside the package will guide you through provider configuration, redirect handling, and token validation steps.

Prerequisites:

• Python 3.8+ (or as required by mcpauth)
• Optional: virtual environment management (venv, poetry, etc.)
• Internet access to install packages from PyPI

Install the package:

pip install mcpauth

Alternative installation methods (recommended for project isolation):

# With poetry
poetry add mcpauth

Configure your environment and initialize the client in your application as shown in the documentation. For local development, you can start by importing the library and creating a simple client using your provider configuration as per the docs.

Tips and common considerations:

• Ensure you’re using a Python version compatible with mcpauth and the OAuth 2.1 requirements.
• Review provider compatibility via the MCP-compatible providers list to confirm that your chosen provider is supported.
• Keep your client credentials secure and do not hard-code secrets in source files; consider using environment variables or a secrets manager.
• If you’re deploying, follow best practices for securing redirect URIs and token storage in your MCP environment.
• Check the project’s documentation for any provider-specific nuances, scopes, and granted permissions required by your MCP integration.