Is GLM 4.5V or GPT-3.5 Turbo Instruct cheaper?

GLM 4.5V is cheaper on output tokens ($1.80 vs $2.00 per 1M).

Which has the larger context window, GLM 4.5V or GPT-3.5 Turbo Instruct?

GLM 4.5V has the larger context window (66K tokens).

GLM 4.5V vs GPT-3.5 Turbo Instruct

GLM 4.5V is cheaper on output tokens, while GLM 4.5V offers a larger context window. Choose GLM 4.5V or GPT-3.5 Turbo Instruct based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GLM 4.5V	GPT-3.5 Turbo Instruct
Provider	Vercel AI Gateway	Vercel AI Gateway
Input / 1M tokens	$0.60	$1.50
Output / 1M tokens	$1.80	$2.00
Context window	66K	8K
Parameters	—	20B
Open weights	Yes	No
Released	Aug 2025	Sep 2023

GLM 4.5V details →GPT-3.5 Turbo Instruct details →

FAQ

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