ChatGPT MCP and Apps: extensions you can try

An open-source MCP server that lets AI assistants search restaurants, fill a cart, check out and track delivery, with a live demo, MCP endpoint and GitHub repo.

An official MCP that precomputes GSC, GA, ranking and AI-visibility data so assistants avoid incomplete rows and wrong totals.

Andrew Wilkinson argues ChatGPT plugins absorb software into the chat interface and then cut it out, as the post maps OpenAI's Apps SDK and Anthropic's MCP Apps ecosystems and audit risks.

A month after Plugin Extensions launched at OpenAI Dev Day, CapCut is using it to offer video editing inside ChatGPT.

Someone connected ChatGPT to the OneTimeFax MCP server and sent the first real customer fax through chat, with a blog post explaining the setup.

A Paris DevDay hack project called GLUE builds a dedicated MCP plugin so GPT/Codex conversations can drive camera-equipped hardware, starting in ChatGPT and continuing on device.

The author builds a read-only MCP server exposing IFC model data to ChatGPT and Gemini, getting identical findings and arguing MCP makes answers checkable rather than smarter.

A short pointer to OpenAI's open-source mcp-extensions repository on GitHub for MCP Extensions.

An analytics product tracks 25+ AI assistants as channels, 60 verified AI crawlers, brand mentions in ChatGPT and Claude, revenue by source, plus an MCP server for coding agents.

Add thenation.city/swarm/mcp as a connector and approve once to have multiple agents take a brief and return answers in chat, without wallet access.

An open-source MCP server lets Claude, ChatGPT, Gemini, or a local model control an entire Mac without an API key, using the AI app you're already signed into.

Duel Duck now connects via MCP to ChatGPT, Claude and Cursor, letting you ask the AI to create duels or find open crypto duels after setup.