Google · MultimodalReleased 2026-04-02

gemma-4-31b

google/gemma-4-31b-it id

Gemma 4 31B is engineered to tackle the most demanding enterprise workloads and complex reasoning tasks. With an expansive 256K-token context window, the 31B model can effortlessly ingest entire codebases, and massive sets of images in a single prompt.

Tool useChatOpen weightsLow cost

Type

Use gemma-4-31b

# Drop-in OpenAI-compatible client
$ import { generateText } from 'ai'
$ 
$ const { text } = await generateText({
$   model: 'google/gemma-4-31b-it',
$   baseURL: 'https://synapse.garden/api/v1',
$   apiKey: process.env.MG_KEY,
$   prompt: 'Why is the sky blue?',
$ })

262.1K

CONTEXT WINDOW

131.1K

MAX OUTPUT

$0.154/M

INPUT · PER M

$0.440/M

OUTPUT · PER M

PRICING

List prices, every modality.

Rate	Per million tokens · USD
Input	$0.154/M
Output	$0.440/M

Honest list pricesHow we calculate prices

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Input

Output

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FAQ · GEMMA-4-31B

Frequently asked

01 / 04

How do I call gemma-4-31b from my code?

Use the OpenAI or Anthropic SDK and point baseURL at https://synapse.garden/api/v1. Set model: ‘google/gemma-4-31b-it’ and supply your Synapse Garden API key. No code changes beyond the base URL.

02 / 04

How much does gemma-4-31b cost?

Input: $0.154/M per million tokens. Output: $0.440/M per million tokens. The free tier includes a million tokens every month at no cost.

03 / 04

What's the context window for gemma-4-31b?

gemma-4-31b supports a context window of 262.1K tokens, with a maximum output of 131.1K tokens.

04 / 04

Do I need a separate Anthropic or OpenAI account?

No. Synapse Garden is the single API surface — one key gives you OpenAI, Anthropic, Google, Meta, Mistral, DeepSeek, xAI, Cohere, and more. Billing, rate limits, and audit logs are unified.

READY

Try gemma-4-31b in three minutes.

Sign up, create a key, drop our base URL into your existing client. The free tier includes a million tokens every month — no credit card.

Start free Quickstart