Is GPT OSS 120B or Mistral Small 3.1 24B cheaper?

Mistral Small 3.1 24B is cheaper on output tokens ($0.32 vs $0.64 per 1M).

Which has the larger context window, GPT OSS 120B or Mistral Small 3.1 24B?

Both models offer a similar context window.

GPT OSS 120B vs Mistral Small 3.1 24B

Mistral Small 3.1 24B is cheaper on output tokens. Choose GPT OSS 120B or Mistral Small 3.1 24B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT OSS 120B	Mistral Small 3.1 24B
Provider	watsonx.ai	watsonx.ai
Input / 1M tokens	$0.16	$0.11
Output / 1M tokens	$0.64	$0.32
Context window	131K	131K
Parameters	—	—
Open weights	Yes	Yes
Released	Aug 2025	Mar 2025

GPT OSS 120B details →Mistral Small 3.1 24B details →

FAQ

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