Is LFM2.5-1.2B-Thinking (free) or GPT OSS 120B cheaper?

LFM2.5-1.2B-Thinking (free) is cheaper on output tokens ($0.00 vs $0.15 per 1M).

Which has the larger context window, LFM2.5-1.2B-Thinking (free) or GPT OSS 120B?

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

LFM2.5-1.2B-Thinking (free) vs GPT OSS 120B

LFM2.5-1.2B-Thinking (free) is cheaper on output tokens, while GPT OSS 120B offers a larger context window. Choose LFM2.5-1.2B-Thinking (free) or GPT OSS 120B based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	LFM2.5-1.2B-Thinking (free)	GPT OSS 120B
Provider	OpenRouter	OpenRouter
Input / 1M tokens	$0.00	$0.03
Output / 1M tokens	$0.00	$0.15
Context window	33K	131K
Parameters	—	117B
Open weights	Yes	Yes
Released	Jan 2026	Aug 2025

LFM2.5-1.2B-Thinking (free) 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.