How much does Gemma 4 31B IT cost?

Gemma 4 31B IT is billed pay-as-you-go at $0.22 per 1M input tokens and $0.44 per 1M output tokens. There is no subscription — you only pay for what you use.

What can Gemma 4 31B IT do?

Gemma 4 31B IT supports Vision, Tool calling.

Is Gemma 4 31B IT free to use?

Gemma 4 31B IT is a paid, pay-as-you-go model — no subscription, you are only charged for usage.

How do I use Gemma 4 31B IT via the API?

Gemma 4 31B IT is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID gemma-4-31b-it with your Api.Airforce API key.

Who makes Gemma 4 31B IT?

Gemma 4 31B IT is Google's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.

GooglePaidOperational

Gemma 4 31B IT

API model name: gemma-4-31b-it

Gemma 4 31B IT is Google's chat model, served on the Api.Airforce unified API. Capabilities include Vision, Tool calling. It is priced at $0.22 per million input tokens and $0.44 per million output tokens. That is below the provider's $0.20 official input rate. Access it through the OpenAI-compatible API with one key, alongside 100+ other models on Api.Airforce.

Get an API key View pricing

Pricing

Input / 1M tokens

$0.22

Output / 1M tokens

$0.44

Cache read / 1M tokens

$0.02

Cache write / 1M tokens

$0.28

Official input rate

$0.20

Official output rate

$0.40

Api.Airforce price vs. the provider's official rate.

Specifications

Provider: Google
Type: chat model

Capabilities

VisionTool calling

What is Gemma 4 31B IT used for?

Chatbots & assistants — conversational AI, drafting, summarizing and Q&A.
Image understanding — analyze photos, screenshots, charts and scanned documents.
Agents & automation — function calling and tool use for multi-step workflows.

Gemma 4 31B IT vs. similar models

Model	Intelligence	Context	Input / 1M	Output / 1M
Gemma 4 31B IT	—	—	$0.22	$0.44
Gemini 3.8 Flash	40.9	—	—	—
AQA	—	—	$57.41	$57.41
Gemini 1.5 Flash	7.1	—	$0.10	$0.39

Prices are Api.Airforce pay-as-you-go rates per 1M tokens. Context is the maximum input length.

Gemma 4 31B IT — frequently asked questions

How much does Gemma 4 31B IT cost?: Gemma 4 31B IT is billed pay-as-you-go at $0.22 per 1M input tokens and $0.44 per 1M output tokens. There is no subscription — you only pay for what you use.
What can Gemma 4 31B IT do?: Gemma 4 31B IT supports Vision, Tool calling.
Is Gemma 4 31B IT free to use?: Gemma 4 31B IT is a paid, pay-as-you-go model — no subscription, you are only charged for usage.
How do I use Gemma 4 31B IT via the API?: Gemma 4 31B IT is OpenAI-compatible. Point any OpenAI SDK at https://api.airforce/v1 and pass the model ID gemma-4-31b-it with your Api.Airforce API key.
Who makes Gemma 4 31B IT?: Gemma 4 31B IT is Google's chat model, served through the unified Api.Airforce gateway alongside 100+ other models.

All models·Quickstart·Chat API reference

Use Gemma 4 31B IT via the API

OpenAI-compatible — point any OpenAI SDK at https://api.airforce/v1 and pass gemma-4-31b-it as the model.

cURL

curl https://api.airforce/v1/chat/completions \
  -H "Authorization: Bearer $AIRFORCE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gemma-4-31b-it",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

Python

from openai import OpenAI
client = OpenAI(base_url="https://api.airforce/v1", api_key="$AIRFORCE_API_KEY")
r = client.chat.completions.create(
    model="gemma-4-31b-it",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(r.choices[0].message.content)

JavaScript

import OpenAI from "openai";
const client = new OpenAI({ baseURL: "https://api.airforce/v1", apiKey: process.env.AIRFORCE_API_KEY });
const r = await client.chat.completions.create({
  model: "gemma-4-31b-it",
  messages: [{ role: "user", content: "Hello!" }],
});
console.log(r.choices[0].message.content);