# Gemini 3.8 Flash vs GLM 4.5

As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 in 4 of 4 shared categories: General LLM, Reasoning, Math, and Long context.

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

GLM 4.5: $1 per 1M blended tokens.

Gemini 3.8 Flash: closed weights.

GLM 4.5: open weights.

- Which to pick, General LLM: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 in General LLM at #7 against #138.
- Which to pick, Reasoning: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 in Reasoning at #6 against #129.
- Which to pick, Math: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 in Math at #5 against #31.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 3.8 Flash leads GLM 4.5 in Long context at #5 against #137.

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 is a former state-of-the-art holder in General LLM (since Aug 7, 2025; sources LMArena Text (style-controlled, overall); methodology v1.0).