# Claude Sonnet 4 vs Gemini 3.1 Pro Preview

As of Oct 15, 2026, Claude Sonnet 4 leads Gemini 3.1 Pro Preview in 0 of 6 shared categories.

Claude Sonnet 4: $6 per 1M blended tokens.

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

Claude Sonnet 4: 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 Sonnet 4 in General LLM at #15 against #163.
- Which to pick, Reasoning: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Sonnet 4 in Reasoning at #14 against #149.
- Which to pick, Math: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Sonnet 4 in Math at #3 against #35.
- Which to pick, Science: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Sonnet 4 in Science at #7 against #97.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Sonnet 4 in Long context at #12 against #123.
- Which to pick, Abstraction (ARC): As of Oct 15, 2026, Gemini 3.1 Pro Preview leads Claude Sonnet 4 in Abstraction (ARC) at #2 against #67.

As of Oct 15, 2026, Claude Sonnet 4 is ranked #35 in Math (since Oct 15, 2026; sources Humanity's Last Exam; 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).