If you're building an autonomous AI agent, you've probably tried to connect it to external services. Maybe you wanted your agent to access a user's Google Drive, post to Twitter on their behalf, or pull data from a SaaS API. The standard approach is OAuth—the same authorization flow that powers "Sign in with Google" and most modern API integrations. But OAuth breaks completely when the entity requesting access is itself autonomous.

If you're building an autonomous AI agent, you've probably tried to connect it to external services. Maybe you wanted your agent to access a user's Google Drive, post to Twitter on their behalf, or pull data from a SaaS API. The standard approach is OAuth—the same authorization flow that powers "Sign in with Google" and most modern API integrations. But OAuth breaks completely when the entity requesting access is itself autonomous.