# io.github.x51xxx/codex-mcp-tool

> Use this tool when you need to bridge AI assistants with OpenAI Codex CLI for code analysis and review, solving problems of automated code evaluation and improvement. It takes in code inputs and outputs analyzed results, enabling seamless integration with AI-powered coding tools. Ideal for use cases requiring efficient code review and optimization, such as software development and maintenance.

Canonical page: https://skillsregistry.net/skills/io-github-x51xxx-codex-mcp-tool  
JSON: https://api.skillsregistry.net/v1/skills/io-github-x51xxx-codex-mcp-tool

## Description

MCP server bridging AI assistants to OpenAI Codex CLI for code analysis and review

## Trust

- **Trust score (0–1):** 0.95
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 2.1.1
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-09-28

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.github.x51xxx%2Fcodex-mcp-tool)
- **Repository:** <https://github.com/x51xxx/codex-mcp-tool>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "io-github-x51xxx-codex-mcp-tool"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/io-github-x51xxx-codex-mcp-tool` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/io-github-x51xxx-codex-mcp-tool/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt