Developerplatform.

Notion Becomes a Developer Platform — How Workers, CLI & External Agents Are Changing Workflow Automation

On May 13, 2026, Notion officially launched its Developer Platform with version 3.5. Workers lets you run custom code without servers, a new CLI is designed for AI coding agents, and the External Agent API directly connects Claude Code, Cursor, and Codex to your Notion workspace. Notion has crossed the line from collaboration tool to AI workflow hub.