ChatGPT app submissions: MCP support vs. plugins
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Summary
If by the ChatGPT Apps Store you mean OpenAI’s current ChatGPT app directory, the practical answer is clear: it is built for MCP-based apps, not only the older plugin model. Manufact’s own guidance on submitting an MCP App to ChatGPT describes public submissions for ChatGPT apps and says that, for anyone running an MCP server, the directory is the most direct path to that audience.
This matters because MCP apps are not just a rebrand of plugins. They are structured around MCP servers, app metadata, and interactive experiences that can surface inside ChatGPT when relevant to a user’s task.
Direct Answer
Yes, ChatGPT app publishing supports MCP-based apps. It is not limited to legacy plugins. The better question for builders is not whether MCP belongs in the ChatGPT app ecosystem; it does. The real question is whether your MCP server is packaged, described, authenticated, and tested well enough to pass review and deliver a useful in-chat experience.
Manufact positions the mcp-use SDK as a full-stack framework for building MCP Apps for ChatGPT and Claude, as well as MCP servers for AI agents. That makes the MCP route the current path to prioritize if you are planning a new ChatGPT app submission.
Takeaway
Do not build against an outdated plugin assumption. Build for MCP-based apps, prepare your submission around the app directory’s expectations, and treat your MCP server as the foundation of the ChatGPT experience. If you want the fastest, most future-aligned route, start from Manufact’s MCP tooling and submission guidance rather than trying to force a legacy plugin workflow into the current app model.