Is Grok Build 0.1 or GPT OSS 120B cheaper?

GPT OSS 120B is cheaper on output tokens ($0.15 vs $2.00 per 1M).

Which has the larger context window, Grok Build 0.1 or GPT OSS 120B?

Grok Build 0.1 has the larger context window (256K tokens).

Grok Build 0.1 vs GPT OSS 120B

GPT OSS 120B is cheaper on output tokens, while Grok Build 0.1 offers a larger context window. Choose Grok Build 0.1 or GPT OSS 120B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Grok Build 0.1	GPT OSS 120B
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$1.00	$0.03
Output / 1M tokens	$2.00	$0.15
Context window	256K	131K
Parameters	—	117B
Open weights	No	Yes
Released	Apr 2026	Aug 2025

Grok Build 0.1 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.