Firebase Auth is free for 50K MAUs, and AI coding agents can wire it up in minutes
rseroter · x · 2026-09-02
Google developer advocates argue rolling your own auth is tech debt, and show how Firebase Authentication slots in as an identity component for existing stacks (demonstrated with Cloud Run).
Key points:
- Email, social, and anonymous sign-in are free for the first 50,000 MAUs.
- New Firebase Agent Skills and MCP servers let AI coding assistants wire up the SDK and security rules in minutes.
- A blog post with full code walks through the integration.
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