// COMPARISON

GPT‑5-Codex

A head-to-head benchmark comparison of GPT‑5-Codex across 0 evaluations.

The models

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Released
Sep 2025

Today, we’re releasing GPT‑5-Codex—a version of GPT‑5 further optimized for agentic coding in Codex. GPT‑5-Codex was trained with a focus on real-world software.

Full GPT‑5-Codex specs →

Benchmark comparison

No shared benchmark scores found for these models yet.

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This comparison covers 0 benchmarks on which at least one of the selected models has a published score.

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Scores are aggregated from official model cards, technical reports and standard public evaluations, and link back to each benchmark's source. They are updated as new results are published.

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