# GPT-5.5 vs Grok 4.6

As of Oct 14, 2026, GPT-5.5 leads Grok 4.6 in 6 of 8 shared categories: General LLM, Reasoning, Long context, Vision, Factuality, and Abstraction (ARC).

GPT-5.5: $11.25 per 1M blended tokens.

Grok 4.6: $3 per 1M blended tokens.

GPT-5.5: closed weights.

Grok 4.6: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, GPT-5.5 leads Grok 4.6 in General LLM at #21 against #48.
- Which to pick, Reasoning: As of Oct 14, 2026, GPT-5.5 leads Grok 4.6 in Reasoning at #25 against #44.
- Which to pick, Science: As of Oct 14, 2026, Grok 4.6 leads GPT-5.5 in Science at #10 against #30.
- Which to pick, Coding › Web dev: As of Oct 14, 2026, Grok 4.6 leads GPT-5.5 in Coding › Web dev at #20 against #44.
- Which to pick, Long context: As of Oct 14, 2026, GPT-5.5 leads Grok 4.6 in Long context at #23 against #41.
- Which to pick, Vision: As of Oct 14, 2026, GPT-5.5 leads Grok 4.6 in Vision at #10 against #24.
- Which to pick, Factuality: As of Oct 14, 2026, GPT-5.5 leads Grok 4.6 in Factuality at #5 against #51.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, GPT-5.5 leads Grok 4.6 in Abstraction (ARC) at #7 against #20.

As of Oct 14, 2026, GPT-5.5 is a former state-of-the-art holder in General LLM (since Apr 28, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).

As of Oct 14, 2026, Grok 4.6 is ranked #10 in Science (since Oct 14, 2026; sources GPQA Diamond; methodology v1.0).