# Claude Opus 4.1 vs Gemini 3.1 Pro Preview

As of Oct 15, 2026, Claude Opus 4.1 leads Gemini 3.1 Pro Preview in 0 of 7 shared categories.

Claude Opus 4.1: $29.999999999999996 per 1M blended tokens.

Gemini 3.1 Pro Preview: $4.5 per 1M blended tokens.

Claude Opus 4.1: closed weights.

Gemini 3.1 Pro Preview: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Opus 4.1 in General LLM at #15 against #73.
- Which to pick, Reasoning: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Opus 4.1 in Reasoning at #14 against #60.
- Which to pick, Math: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Opus 4.1 in Math at #3 against #27.
- Which to pick, Science: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Opus 4.1 in Science at #7 against #83.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Opus 4.1 in Coding › Web dev at #63 against #84.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Opus 4.1 in Long context at #12 against #52.
- Which to pick, Factuality: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Opus 4.1 in Factuality at #21 against #93.

As of Oct 15, 2026, Claude Opus 4.1 is a former state-of-the-art holder in General LLM (since Aug 18, 2025; sources LMArena Text (style-controlled, overall); methodology v1.0).

As of Oct 15, 2026, Gemini 3.1 Pro Preview is state of the art on best per dollar in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).