← All leaderboards
OpenAI Codex
What ChatGPT, Claude, Gemini & Grok actually say · July 2026 · incumbent
The verdict
OpenAI Codex appears in 1 AI-ranked category — best position #4 for ai coding assistant.
GPT #4Claude #4Gemini —Grok #4
Very strong coding model quality, good repo reasoning, useful task delegation from ChatGPT and CLI workflows, and strong performance across implementation and review tasks.
What would move OpenAI Codex up
- GPT Become a more complete, frictionless daily developer environment instead of feeling split across surfaces.
- Claude Tighter local/interactive developer experience — it shines async but feels less fluid than Claude Code or Cursor for in-the-loop daily coding
- Grok Speed up response times and reduce occasional over-proactiveness that ignores fine instructions
Top alternatives per the models: Claude Code · Cursor · GitHub Copilot · Windsurf
Rankings are computed from what the models answer, re-polled continuously · raw reasoning shown verbatim · methodology