Is GPT OSS 20B or Mistral Large 3 cheaper?

GPT OSS 20B is cheaper on output tokens ($0.47 vs $1.57 per 1M).

Which has the larger context window, GPT OSS 20B or Mistral Large 3?

Mistral Large 3 has the larger context window (262K tokens).

GPT OSS 20B vs Mistral Large 3

GPT OSS 20B is cheaper on output tokens, while Mistral Large 3 offers a larger context window. Choose GPT OSS 20B or Mistral Large 3 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	GPT OSS 20B	Mistral Large 3
Provider	LowRouter	LowRouter
Input / 1M tokens	$0.11	$0.52
Output / 1M tokens	$0.47	$1.57
Context window	131K	262K
Parameters	—	—
Open weights	Yes	Yes
Released	Aug 2025	Dec 2025

GPT OSS 20B details →Mistral Large 3 details →

FAQ

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