OpenAI open-sources mcp-extensions for building native-feeling ChatGPT plugins
OpenAIDevs · x · 2026-10-09
OpenAI open-sourced mcp-extensions on GitHub (Apache-2.0), adding ChatGPT-specific capabilities to MCP so developers can build plugins that feel like native, first-class features of ChatGPT.
- The repo has 800+ stars, supports TypeScript and Python, and ships with an example plugin (Bits & Bolts)
- The official OpenAI Devs account shared that pointing Codex at the repo is enough to start building a ChatGPT plugin
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