# Claude Opus 4.6 vs Grok 4.3

As of Oct 15, 2026, Claude Opus 4.6 leads Grok 4.3 in 6 of 6 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, and Factuality.

Claude Opus 4.6: $10 per 1M blended tokens.

Grok 4.3: $1.5625000000000002 per 1M blended tokens.

Claude Opus 4.6: closed weights.

Grok 4.3: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Claude Opus 4.6 leads Grok 4.3 in General LLM at #4 against #85.
- Which to pick, Reasoning: As of Oct 15, 2026, Claude Opus 4.6 leads Grok 4.3 in Reasoning at #2 against #96.
- Which to pick, Science: As of Oct 15, 2026, Claude Opus 4.6 leads Grok 4.3 in Science at #32 against #41.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Claude Opus 4.6 leads Grok 4.3 in Coding › Web dev at #37 against #95.
- Which to pick, Long context: As of Oct 15, 2026, Claude Opus 4.6 leads Grok 4.3 in Long context at #2 against #94.
- Which to pick, Factuality: As of Oct 15, 2026, Claude Opus 4.6 leads Grok 4.3 in Factuality at #3 against #111.

As of Oct 15, 2026, Claude Opus 4.6 is near state of the art, rank #2 in Reasoning (since Oct 15, 2026; sources LMArena Text (style-controlled, hard prompts); methodology v1.0).

As of Oct 15, 2026, Grok 4.3 is ranked #32 in Vision (since Oct 15, 2026; sources GDP.pdf; methodology v1.0).