Is Gemma 4 31B IT (free) or GPT-5.6 Luna cheaper?

Gemma 4 31B IT (free) is cheaper on output tokens ($0.00 vs $0.37 per 1M).

Which has the larger context window, Gemma 4 31B IT (free) or GPT-5.6 Luna?

GPT-5.6 Luna has the larger context window (1.1M tokens).

Gemma 4 31B IT (free) vs GPT-5.6 Luna

Gemma 4 31B IT (free) is cheaper on output tokens, while GPT-5.6 Luna offers a larger context window. Choose Gemma 4 31B IT (free) or GPT-5.6 Luna based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Gemma 4 31B IT (free)	GPT-5.6 Luna
Provider	Bothub	Bothub
Input / 1M tokens	$0.00	$0.06
Output / 1M tokens	$0.00	$0.37
Context window	262K	1.1M
Parameters	—	—
Open weights	Yes	No
Released	Apr 2026	Jul 2026

Gemma 4 31B IT (free) details →GPT-5.6 Luna details →

FAQ

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