Is GPT-5.2 Codex or GLM 5 cheaper?

GLM 5 is cheaper on output tokens ($3.20 vs $17.50 per 1M).

Which has the larger context window, GPT-5.2 Codex or GLM 5?

GPT-5.2 Codex has the larger context window (256K tokens).

GPT-5.2 Codex vs GLM 5

GLM 5 is cheaper on output tokens, while GPT-5.2 Codex offers a larger context window. Choose GPT-5.2 Codex or GLM 5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT-5.2 Codex	GLM 5
Provider	Venice AI	Venice AI
Input / 1M tokens	$2.19	$1.00
Output / 1M tokens	$17.50	$3.20
Context window	256K	198K
Parameters	—	744B
Open weights	No	Yes
Released	Jan 2025	Feb 2026

GPT-5.2 Codex details →GLM 5 details →

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.