Is Devstral Small 2505 or GPT-OSS 120B cheaper?

Devstral Small 2505 is cheaper on output tokens ($0.22 vs $0.40 per 1M).

Which has the larger context window, Devstral Small 2505 or GPT-OSS 120B?

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

Devstral Small 2505 vs GPT-OSS 120B

Devstral Small 2505 is cheaper on output tokens, while GPT-OSS 120B offers a larger context window. Choose Devstral Small 2505 or GPT-OSS 120B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Devstral Small 2505	GPT-OSS 120B
Provider	IO.NET	IO.NET
Input / 1M tokens	$0.05	$0.04
Output / 1M tokens	$0.22	$0.40
Context window	128K	131K
Parameters	—	117B
Open weights	No	Yes
Released	May 2025	Dec 2024

Devstral Small 2505 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.