# Claude Haiku 5.5 vs GPT-5.4

As of Oct 15, 2026, Claude Haiku 5.5 leads GPT-5.4 in 1 of 3 shared categories: Coding › Web dev.

Claude Haiku 5.5: $0.19999999999999998 per 1M blended tokens.

GPT-5.4: $5.625 per 1M blended tokens.

Claude Haiku 5.5: closed weights.

GPT-5.4: closed weights.

- Which to pick, Math: As of Oct 15, 2026, GPT-5.4 leads Claude Haiku 5.5 in Math at #9 against #13.
- Which to pick, Science: As of Oct 15, 2026, GPT-5.4 leads Claude Haiku 5.5 in Science at #16 against #38.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Claude Haiku 5.5 leads GPT-5.4 in Coding › Web dev at #28 against #60.

As of Oct 15, 2026, Claude Haiku 5.5 is state of the art on best per dollar in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 15, 2026, GPT-5.4 is a former state-of-the-art holder in General LLM (since Apr 10, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).