# Gemini 3.8 Flash vs GLM 4.5 Air

As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 Air in 5 of 5 shared categories: General LLM, Reasoning, Math, Long context, and Factuality.

Gemini 3.8 Flash: $1.5 per 1M blended tokens.

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

Gemini 3.8 Flash: closed weights.

GLM 4.5 Air: open weights.

- Which to pick, General LLM: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 Air in General LLM at #7 against #183.
- Which to pick, Reasoning: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 Air in Reasoning at #6 against #181.
- Which to pick, Math: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 Air in Math at #5 against #32.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 Air in Long context at #5 against #179.
- Which to pick, Factuality: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 Air in Factuality at #19 against #145.

As of Oct 15, 2026, Gemini 3.8 Flash is state of the art on best per dollar in General LLM (since Oct 14, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).

As of Oct 15, 2026, GLM 4.5 Air is ranked #32 in Math (since Oct 15, 2026; sources Humanity's Last Exam; methodology v1.0).