Is Gemma 4 31B IT or GPT-5.5 Pro cheaper?

Gemma 4 31B IT is cheaper on output tokens ($2.44 vs $180.00 per 1M).

Which has the larger context window, Gemma 4 31B IT or GPT-5.5 Pro?

GPT-5.5 Pro has the larger context window (1.1M tokens).

Gemma 4 31B IT vs GPT-5.5 Pro

Gemma 4 31B IT is cheaper on output tokens, while GPT-5.5 Pro offers a larger context window. Choose Gemma 4 31B IT or GPT-5.5 Pro based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Gemma 4 31B IT	GPT-5.5 Pro
Provider	Opper	Opper
Input / 1M tokens	$0.46	$30.00
Output / 1M tokens	$2.44	$180.00
Context window	256K	1.1M
Parameters	—	—
Open weights	Yes	No
Released	Apr 2026	Apr 2026

Gemma 4 31B IT details →GPT-5.5 Pro details →

FAQ

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