The LLM benchmark aggregator.
GPT 5.1 Codex
OpenAI
Strongest in Agentic coding (#132 of 169, on 1 of its 5 boards), weakest in Coding (#134 of 176). Above par in 0 of 2 scopes. Among the models it meets almost everywhere, it finishes behind Claude Opus 5.5 and Claude Opus 5 and ahead of Qwen2.5 Coder 32B Instruct and Llama 4 Maverick Instruct.
§ 1 · Profile
What it is good at
Bars run from 50 — the average of the models each source lists — so right of the line is above par. The middle column is the gap to whoever leads that scope.
§ 2 · Head to head
What it beats, and what beats it
The same models turn up scope after scope. Counted once: where both were placed, who finished higher. Bars run right for GPT 5.1 Codex, left for the other.
§ 3 · Sources
Where the numbers come from
1 publication, 1 figures. Every one links to the page it was read from.
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[](https://publicai.io/model-index/m/gpt-5-1-codex)