Is Step 3.5 Flash 2603 or Gemma 4 31B Garnet cheaper?

Step 3.5 Flash 2603 is cheaper on output tokens ($0.30 vs $0.31 per 1M).

Which has the larger context window, Step 3.5 Flash 2603 or Gemma 4 31B Garnet?

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

Step 3.5 Flash 2603 vs Gemma 4 31B Garnet

Step 3.5 Flash 2603 is cheaper on output tokens, while Gemma 4 31B Garnet offers a larger context window. Choose Step 3.5 Flash 2603 or Gemma 4 31B Garnet based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	Step 3.5 Flash 2603	Gemma 4 31B Garnet
Provider	StepFun AI	NanoGPT
Input / 1M tokens	$0.10	$0.31
Output / 1M tokens	$0.30	$0.31
Context window	256K	262K
Parameters	—	—
Open weights	Yes	No
Released	Apr 2026	May 2026

Step 3.5 Flash 2603 details →Gemma 4 31B Garnet details →

FAQ

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