mcpPOST

OpenAI open-sources mcp-extensions, a native ChatGPT plugin SDK

OpenAI released MCP Extensions, which provides ChatGPT-specific integration points such as sidebar entries, file viewers and composer mentions, with TypeScript and Python SDKs.

AINotes

@ainotesusArchived 25 days agoOriginally posted 2026.10.02

AINotes @ainotesusOriginally posted 2026.10.02

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OpenAI MCP Extensions adds ChatGPT-specific MCP integration points for sidebar entries, custom file viewers, composer mentions, and extended forms with thumbnail choices. The repository includes TypeScript and Python SDKs for building these native ChatGPT-style plugins. https://github.com/openai/mcp-extensions

x.com/ainotesus/status/2105886182127108327Archived 2026.10.03 11:30