Latenode

How to Connect Codex CLI to MCP Servers (Stdio Setup)

Step-by-step setup for wiring OpenAI Codex CLI to stdio MCP servers via config.toml. Covers Docker MCP Toolkit, env vars, /mcp verification, and common mistakes.

Written byVasiliy DatsenkoVasiliy DatsenkoHead of Customer Support
Fact checked byOleg ZankovOleg ZankovFounder and CEO
1 min read
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["-y","@upstash/context7-mcp@latest"]

References

  1. Synvestable - Model Context Protocol for Enterprise: 2026 Deployment Guide - 31/12/2025
  2. Descope - What Is the Model Context Protocol (MCP) and How It Works - 10/03/2025
  3. Google Cloud - What is Model Context Protocol (MCP)? A guide - 24/05/2026
  4. Anthropic - Introducing the Model Context Protocol - 18/11/2024
  5. Datadog - Datadog MCP Server: Connect your AI agents to Datadog tools and ... - 09/06/2025
  6. PapersFlow - How to Use Codex CLI with MCP Servers for Academic Research ... - 11/03/2026
  7. Bright Data - Guide to OpenAI Codex CLI with Bright Data's Web MCP Server - 15/09/2025
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Written by

Vasiliy Datsenko
Vasiliy Datsenko

Head of Customer Support

Vasiliy Datsenko is Head of Customer Support at Latenode and a product-focused automation writer. His work connects customer conversations, workflow automation research, AI use cases, and practical product education for teams trying to automate real business processes.

Author profile →

Fact checked by

Oleg Zankov
Oleg Zankov

Founder and CEO

Founder and automation product builder behind Latenode. Expert in iPaaS, AI agents, and workflow automation architecture.

Author profile →