MCP with ChatGPT, Codex, and the OpenAI API
Connect existing MCP servers to ChatGPT, Codex, and your AI application safely.
Intermediate · 12 lessons · 5 modules
- MCP
Python
- Codex
- ChatGPT
- OpenAI Responses API
About this course
A security-first, hands-on course for connecting an existing MCP server through Codex, ChatGPT web, a direct Python client, and the OpenAI Responses API. Learners practice least-privilege tool exposure, explicit approvals, and production operations.
| Level | Intermediate |
|---|---|
| Experience needed | Comfort running a terminal command and editing an environment file. An MCP server must already exist. |
| Reading time | 2 hours, at your own pace |
| Lessons | 12 across 5 modules |
| Source code | Downloadable with 2 chapters |
| You finish able to | Connect one existing MCP server through a least-privilege workflow, inspect it with a direct client, and invoke it through the Responses API with explicit approval. |
- Original diagrams for every lesson
- Safe direct-client baseline before model use
- Approval-first remote MCP example
- Production release checklist
Who it is for
Developers who have an existing MCP server and need to connect it safely to ChatGPT, Codex, or an OpenAI-powered application.