# GPT-5.4 Pro vs Mistral Medium 2505

As of Oct 15, 2026, GPT-5.4 Pro leads Mistral Medium 2505 in 2 of 2 shared categories: Math and Science.

GPT-5.4 Pro: $67.5 per 1M blended tokens.

Mistral Medium 2505: price per 1M tokens is unset in the catalog.

GPT-5.4 Pro: closed weights.

Mistral Medium 2505: closed weights.

- Which to pick, Math: As of Oct 15, 2026, GPT-5.4 Pro leads Mistral Medium 2505 in Math at #6 against #41.
- Which to pick, Science: As of Oct 15, 2026, GPT-5.4 Pro leads Mistral Medium 2505 in Science at #6 against #110.

As of Oct 15, 2026, GPT-5.4 Pro is a former state-of-the-art holder in Math (since Apr 16, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 15, 2026, Mistral Medium 2505 is ranked #41 in Math (since Oct 15, 2026; sources Humanity's Last Exam; methodology v1.0).