# Claude Haiku 5.5 vs Grok 4.6

As of Oct 15, 2026, Claude Haiku 5.5 leads Grok 4.6 in 0 of 2 shared categories.

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

Grok 4.6: $3 per 1M blended tokens.

Claude Haiku 5.5: closed weights.

Grok 4.6: closed weights.

- Which to pick, Science: As of Oct 15, 2026, Grok 4.6 leads Claude Haiku 5.5 in Science at #10 against #38.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, Grok 4.6 leads Claude Haiku 5.5 in Coding › Web dev at #22 against #28.

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, Grok 4.6 is ranked #10 in Science (since Oct 15, 2026; sources GPQA Diamond; methodology v1.0).