# GLM 4.5 Air vs O3 Mini

As of Oct 14, 2026, GLM 4.5 Air leads O3 Mini in 1 of 3 shared categories: Long context.

GLM 4.5 Air: $0.31 per 1M blended tokens.

O3 Mini: $1.9250000000000003 per 1M blended tokens.

GLM 4.5 Air: open weights.

O3 Mini: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, O3 Mini leads GLM 4.5 Air in General LLM at #7 against #142.
- Which to pick, Reasoning: As of Oct 14, 2026, O3 Mini leads GLM 4.5 Air in Reasoning at #133 against #140.
- Which to pick, Long context: As of Oct 14, 2026, GLM 4.5 Air leads O3 Mini in Long context at #138 against #145.

As of Oct 14, 2026, GLM 4.5 Air is ranked #32 in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 14, 2026, O3 Mini is a former state-of-the-art holder in Reasoning (since Feb 9, 2025; sources LMArena Text (style-controlled, hard prompts); methodology v1.0).