How much does Gemma 4 31B cost per token?

Gemma 4 31B is priced at $0.00 per million input tokens and $0.00 per million output tokens, per OpenRouter as of Jul 26, 2026.

What is Gemma 4 31B's context window?

Gemma 4 31B supports a context window of up to 262.1K tokens, per Google.

How widely used is Gemma 4 31B?

Gemma 4 31B accounts for about 0.7% of tracked OpenRouter coding-token volume as of Aug 20, 2026.

What are the alternatives to Gemma 4 31B?

By OpenRouter usage, comparable models include gpt-oss-120b, Gemini 2.5 Flash, and MiMo-V2.5-Pro. Side-by-side comparisons are linked in the alternatives table.

ModelsGoogle

Gemma 4 31B

Name: Gemma 4 31B
Author: Google

openrouter hugging face

Context

262.1K

tokens

Released

Apr 2, 2026

on OpenRouter

Usage rank

#14

of 28 tracked models

Token share

0.7%

OpenRouter · Aug 20, 2026

Pricing

Price per million tokens

Input $/MTok

$0.00100%

OpenRouter · Jul 26, 2026

Output $/MTok

$0.00100%

OpenRouter · Jul 26, 2026

Current Gemma 4 31B prices per million tokens across tracked sources.
Source	Tracked slug	In $/MTok	Out $/MTok	Cache read	Cache write	Context	Effective	Last Δ (in)
OpenRouter	google/gemma-4-31b-it:free	$0.00	$0.00	—	—	262.1K	Jul 26, 2026	100%
models.dev	togetherai/pearl-ai/gemma-4-31b-it	$0.28	$0.86	—	—	32K	Jul 26, 2026	28.2%

latest tracked price per source · Δ = most recent input-price move within that source

2 sources tracking

Input $/MTok

Output $/MTok

per-source step lines · $/MTok

history since Jul 8, 2026

Specs

Context & availability

Gemma 4 31B specifications.
Provider	Google
Context window	262.1K tokens
Listed on OpenRouter	Apr 2, 2026
Tracked price sources	OpenRouter · models.dev
Hugging Face	google/gemma-4-31B-it
OpenRouter slugs	google/gemma-4-31b-it · google/gemma-4-31b-it-20260402 · google/gemma-4-31b-it:free

source: OpenRouter model catalog + tracked price feeds

id: gemma-4-31b

Usage

Share of OpenRouter tokens

90-day · to Aug 20, 2026

source: OpenRouter model rankings · share of tracked coding-token volume

0.7% on Aug 20, 2026

Benchmarks

Benchmark results

Benchmark scores for Gemma 4 31B.
Benchmark	Configuration	Score	Date	Source
AA Agentic Index	google/gemma-4-31b-it:free	14.4index	—	or-embedded-aa
AA Agentic Index	google/gemma-4-31b-it	14.4index	—	or-embedded-aa
AA Coding Index	google/gemma-4-31b-it:free	43.4index	—	or-embedded-aa
AA Coding Index	google/gemma-4-31b-it	43.4index	—	or-embedded-aa
AA Intelligence Index	google/gemma-4-31b-it:free	29.4index	—	or-embedded-aa
AA Intelligence Index	google/gemma-4-31b-it	29.4index	—	or-embedded-aa

scores as published by each benchmark; configurations differ — compare within a row's benchmark only

Alternatives

Similar models

Alternatives to Gemma 4 31B by OpenRouter usage-rank proximity.
#	Model	Tokens/day	7d Δ	Head-to-head
26	gpt-oss-120bOpenAI	85.5B	69.2%	vs Gemma 4 31B
30	Gemini 2.5 FlashGoogle	73B	43.7%	vs Gemma 4 31B
25	MiMo-V2.5-ProXiaomi	91.5B	57.6%	vs Gemma 4 31B
31	Step 3.7 FlashStepFun	69B	37.8%	vs Gemma 4 31B

ranked by OpenRouter usage-rank proximity

snapshot Aug 20, 2026

FAQ

Gemma 4 31B FAQ

How much does Gemma 4 31B cost per token?: Gemma 4 31B is priced at $0.00 per million input tokens and $0.00 per million output tokens, per OpenRouter as of Jul 26, 2026.
What is Gemma 4 31B's context window?: Gemma 4 31B supports a context window of up to 262.1K tokens, per Google.
How widely used is Gemma 4 31B?: Gemma 4 31B accounts for about 0.7% of tracked OpenRouter coding-token volume as of Aug 20, 2026.
What are the alternatives to Gemma 4 31B?: By OpenRouter usage, comparable models include gpt-oss-120b, Gemini 2.5 Flash, and MiMo-V2.5-Pro. Side-by-side comparisons are linked in the alternatives table.

Alerts

Track Gemma 4 31B

Email me when Gemma 4 31B's price moves or it gets deprecated.