# GLM 4.7 Flash vs GPT-5.5

As of Oct 15, 2026, GLM 4.7 Flash leads GPT-5.5 in 0 of 3 shared categories.

GLM 4.7 Flash: $0.145375 per 1M blended tokens.

GPT-5.5: $11.25 per 1M blended tokens.

GLM 4.7 Flash: open weights.

GPT-5.5: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, GPT-5.5 leads GLM 4.7 Flash in General LLM at #22 against #188.
- Which to pick, Reasoning: As of Oct 15, 2026, GPT-5.5 leads GLM 4.7 Flash in Reasoning at #26 against #186.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-5.5 leads GLM 4.7 Flash in Factuality at #5 against #158.

As of Oct 15, 2026, GLM 4.7 Flash is ranked #158 in Factuality (since Oct 15, 2026; sources LMArena Text factuality; methodology v1.0).

As of Oct 15, 2026, GPT-5.5 is near state of the art, rank #5 in Factuality (since Oct 15, 2026; sources LMArena Text factuality; methodology v1.0).