Is GLM-5 or GPT-3.5 Turbo Instruct cheaper?

GPT-3.5 Turbo Instruct is cheaper on output tokens ($2.00 vs $3.15 per 1M).

Which has the larger context window, GLM-5 or GPT-3.5 Turbo Instruct?

GLM-5 has the larger context window (203K tokens).

GLM-5 vs GPT-3.5 Turbo Instruct

GPT-3.5 Turbo Instruct is cheaper on output tokens, while GLM-5 offers a larger context window. Choose GLM-5 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-5	GPT-3.5 Turbo Instruct
Provider	Vercel AI Gateway	Vercel AI Gateway
Input / 1M tokens	$0.95	$1.50
Output / 1M tokens	$3.15	$2.00
Context window	203K	8K
Parameters	744B	20B
Open weights	Yes	No
Released	Feb 2026	Sep 2023

GLM-5 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.