Gemma 3 4B

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Data updated on September 30, 2026· 217 models

Google3 4B

Gemma 3 introduces multimodality, supporting vision-language input and text outputs.

Reasoning estimated
Speed estimated
Input
Output
Context
131 K tokens
Max output
16 K
Input, $ per 1M tokens
$0.050
Output, $ per 1M tokens
$0.100
Cache read, $ per 1M
—
Batch (input / output)
—
Tool calling
No
Released
03/13/2025
Knowledge cutoff
—
API id
google/gemma-3-4b-it

Summary from the data

Gemma 3 4B is a Google model available by API since 03/13/2025. It costs $0.050 per million input tokens and $0.100 per million output tokens, accepts 131 K tokens of context and generates up to 16 K tokens per response. Input: text, image; output: text. It has no reasoning mode. It does not support tool calling. With 10,000 requests a month of 1,500 input and 400 output tokens it would cost about $1.15 a month.

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Gemma 3 4B
$1.15/mo

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Frequently asked questions

How much does Gemma 3 4B cost per million tokens?

Gemma 3 4B costs $0.050 per million input tokens and $0.100 per million output tokens (USD, list price). Cache read: not published. Batch tier: not published.

What context window does Gemma 3 4B have?

Gemma 3 4B accepts 131 K tokens of context per request and generates up to 16 K tokens per response.

Does Gemma 3 4B accept images, audio or files?

Input: text, image. Output: text.

Does Gemma 3 4B have a reasoning mode and tool calling?

It has no reasoning mode. It does not support tool calling.

When was Gemma 3 4B released and what is its knowledge cutoff?

Gemma 3 4B has been available by API since 03/13/2025. Knowledge cutoff: not published.

What would an app built on Gemma 3 4B cost?

With 10,000 requests a month of 1,500 input and 400 output tokens, Gemma 3 4B would cost about $1.15 a month at list price, without cache or batch discounts.

What is the API id of Gemma 3 4B?

The id is google/gemma-3-4b-it. It is the name passed in the model parameter of the API (or on OpenRouter).

Where do the prices come from and how often are they updated?

From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.

What does price per million tokens mean?

It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.

Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.