Is Claude 4.5 Sonnet or GPT Oss 120b cheaper?

GPT Oss 120b is cheaper on output tokens ($0.00 vs $16.30 per 1M).

Which has the larger context window, Claude 4.5 Sonnet or GPT Oss 120b?

Claude 4.5 Sonnet has the larger context window (200K tokens).

Claude 4.5 Sonnet vs GPT Oss 120b

GPT Oss 120b is cheaper on output tokens, while Claude 4.5 Sonnet offers a larger context window. Choose Claude 4.5 Sonnet or GPT Oss 120b based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Claude 4.5 Sonnet	GPT Oss 120b
Provider	Cortecs	Cortecs
Input / 1M tokens	$3.26	$0.00
Output / 1M tokens	$16.30	$0.00
Context window	200K	128K
Parameters	—	117B
Open weights	No	Yes
Released	Sep 2025	Aug 2025

Claude 4.5 Sonnet 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.