Connecting Claude Code with Codex: A Technical Guide

infrastructure #llm 📝 Blog|Analyzed: Feb 14, 2026 03:52•

Published: Dec 24, 2025 23:31

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1 min read

Analysis

This article provides a practical guide on integrating Claude Code with Codex CLI, specifically addressing the challenges encountered while connecting to a MCP server. It's a valuable resource for developers working with these tools, providing insights into troubleshooting common errors like the 404 issue. This hands-on approach offers a concrete starting point for users looking to streamline their workflows.

Key Takeaways

•The article focuses on connecting Claude Code and Codex CLI.
•It covers troubleshooting a specific error (404).
•It outlines the environment used for the process (WSL2 / Ubuntu, Node.js, Codex CLI).

Reference / Citation

"This article describes the procedure for connecting Claude Code (Claude CLI) to Codex CLI as an MCP server."

Z

Zenn ClaudeDec 24, 2025 23:31

* Cited for critical analysis under Article 32.

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Connecting Claude Code with Codex: A Technical Guide

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Source: Zenn Claude