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OpenAI · Codex CLI · IDE extension · ChatGPT desktop app
OpenAI Codex alternatives
⏳ Work in progress: we are still verifying this page (Needs hands-on comparisons). It is hidden from search until it is ready.
How OpenAI Codex compares with other AI coding agents on MCP, rules files and skills support.
Other agents to consider
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Claude CodeAnthropic’s agentic coding tool. Runs in your terminal, IDE and desktop app, with plugins, MCP servers and skills.
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CursorThe AI-first code editor (a VS Code fork) with an agent mode, rules files and MCP support.
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GitHub CopilotGitHub’s assistant. Agent mode in VS Code supports MCP servers configured in mcp.json.
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Google AntigravityGoogle’s agent-first IDE and CLI. It replaced Gemini CLI for consumers in June 2026.
Hands-on head-to-head comparisons are coming. We only publish them after testing both agents on the same tasks.
Agent Stack Weekly · free
What changed across coding agents this week
Limit and pricing changes, new MCP servers, and setup fixes for Claude Code, Codex, Cursor, Copilot and Antigravity.
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