# GPT-4 1106 Preview vs GPT-5.5

As of Oct 15, 2026, GPT-4 1106 Preview leads GPT-5.5 in 1 of 2 shared categories: General LLM.

GPT-4 1106 Preview: price per 1M tokens is unset in the catalog.

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

GPT-4 1106 Preview: closed weights.

GPT-5.5: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, GPT-4 1106 Preview leads GPT-5.5 in General LLM at #10 against #22.
- Which to pick, Science: As of Oct 15, 2026, GPT-5.5 leads GPT-4 1106 Preview in Science at #30 against #148.

As of Oct 15, 2026, GPT-4 1106 Preview is ranked #10 in General LLM (since Oct 15, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).

As of Oct 15, 2026, GPT-5.5 is near state of the art, rank #5 in Factuality (since Oct 15, 2026; sources LMArena Text factuality; methodology v1.0).