Is GPT Audio or GPT OSS 120B cheaper?

GPT OSS 120B is cheaper on output tokens ($0.15 vs $10.00 per 1M).

Which has the larger context window, GPT Audio or GPT OSS 120B?

GPT OSS 120B has the larger context window (131K tokens).

GPT Audio vs GPT OSS 120B

GPT OSS 120B is cheaper on output tokens, while GPT OSS 120B offers a larger context window. Choose GPT Audio or GPT OSS 120B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT Audio	GPT OSS 120B
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$2.50	$0.03
Output / 1M tokens	$10.00	$0.15
Context window	128K	131K
Parameters	—	117B
Open weights	No	Yes
Released	Jan 2026	Aug 2025

GPT Audio details →GPT OSS 120B details →

FAQ

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