Assistant Core for ChatGPT

com.assistantcore/assistant-core

Manage Assistant Core AI assistants: settings, knowledge, web widget, conversations, test chats

client:ChatGPT transport:streamable-http

Install Assistant Core in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.assistantcore.com/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs