Best OAuth AI tools

Arcade is an AI tool-calling platform for developers, enabling AI agents to securely perform actions on behalf of users. It connects AI to services like Gmail, Slack, and APIs through pre-built connectors and a custom SDK, handling complex authentication (OAuth) automatically. This allows developers to build assistants that go beyond chat to execute real-world tasks.

Nango is a comprehensive integration platform for developers, enabling B2B SaaS companies to rapidly build, deploy, and scale product integrations. It offers pre-built connectors for over 400 APIs, handles complex authorization flows, and provides a unified API, developer tooling, and scalable infrastructure. This developer-first, open-source platform ensures flexibility and control, allowing for custom, low-maintenance integrations.

Composio is a developer platform that acts as a "skill layer" for AI agents. It enables developers to seamlessly connect their AI agents to over 10,000 tools and APIs, handling complex tasks like authentication, execution, and scaling. This allows developers to build powerful, action-oriented AI applications much faster by focusing on agent logic rather than integration plumbing.

Klavis is a developer platform that provides open-source Model Context Protocol (MCP) integrations, enabling AI applications to securely and scalably connect with thousands of external tools and APIs like Salesforce, Gmail, and Slack. It simplifies authentication, enhances security, and accelerates the development of powerful AI agents.