Is Gemma 4 31B IT or Grok 4 cheaper?

Gemma 4 31B IT is cheaper on output tokens ($0.38 vs $15.00 per 1M).

Which has the larger context window, Gemma 4 31B IT or Grok 4?

Gemma 4 31B IT has the larger context window (262K tokens).

Gemma 4 31B IT vs Grok 4

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

Spec	Gemma 4 31B IT	Grok 4
Provider	FastRouter	FastRouter
Input / 1M tokens	$0.13	$3.00
Output / 1M tokens	$0.38	$15.00
Context window	262K	256K
Parameters	—	3T
Open weights	Yes	No
Released	Apr 2026	Jul 2025

Gemma 4 31B IT details →Grok 4 details →

FAQ

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