# Claude Opus 4.5 vs Gemini 4 Argon

As of Oct 15, 2026, Claude Opus 4.5 leads Gemini 4 Argon in 0 of 6 shared categories.

Claude Opus 4.5: $10 per 1M blended tokens.

Gemini 4 Argon: $4.000000000000001 per 1M blended tokens.

Claude Opus 4.5: closed weights.

Gemini 4 Argon: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Gemini 4 Argon leads Claude Opus 4.5 in General LLM at #1 against #41.
- Which to pick, Reasoning: As of Oct 15, 2026, Gemini 4 Argon leads Claude Opus 4.5 in Reasoning at #1 against #30.
- Which to pick, Science: As of Oct 15, 2026, Gemini 4 Argon leads Claude Opus 4.5 in Science at #1 against #68.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Gemini 4 Argon leads Claude Opus 4.5 in Coding › Web dev at #8 against #58.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 4 Argon leads Claude Opus 4.5 in Long context at #1 against #20.
- Which to pick, Factuality: As of Oct 15, 2026, Gemini 4 Argon leads Claude Opus 4.5 in Factuality at #1 against #40.

As of Oct 15, 2026, Claude Opus 4.5 is a former state-of-the-art holder in Reasoning (since Dec 1, 2025; sources LMArena Text (style-controlled, hard prompts); methodology v1.0).

As of Oct 15, 2026, Gemini 4 Argon is state of the art in General LLM (since Oct 2, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).