Gemini 4 Hydrogen

Pick up to 3 models · pricing, context and capabilities · simulate your product cost

Data updated on November 14, 2026· 230 models

Google4 Hydrogen

Gemini 4 Hydrogen is the high-efficiency workhorse model of the Gemini 4 family from Google, built for high-throughput agentic workflows, coding and multi-model routing at lower cost and latency than...

Reasoning estimated
Speed estimated
Input
Output
Context
1 M tokens
Max output
944 K
Input, $ per 1M tokens
$1.50
Output, $ per 1M tokens
$7.50
Cache read, $ per 1M
$0.075
Batch (input / output)
$0.750 / $3.75
Tool calling
Yes
Released
11/12/2026
Knowledge cutoff
2026-03
API id
google/gemini-4-hydrogen

Summary from the data

Gemini 4 Hydrogen is a Google model available by API since 11/12/2026. It costs $1.50 per million input tokens and $7.50 per million output tokens, accepts 1 M tokens of context and generates up to 944 K tokens per response. Input: audio, PDF / file, image, text, video; output: text. It has a reasoning mode. It supports tool calling. With 10,000 requests a month of 1,500 input and 400 output tokens it would cost about $52.50 a month.

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What would your product cost?

Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.

Gemini 4 Hydrogen
$52.50/mo

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Frequently asked questions

How much does Gemini 4 Hydrogen cost per million tokens?

Gemini 4 Hydrogen costs $1.50 per million input tokens and $7.50 per million output tokens (USD, list price). Cache read: $0.075. Batch tier: $0.750 / $3.75.

What context window does Gemini 4 Hydrogen have?

Gemini 4 Hydrogen accepts 1 M tokens of context per request and generates up to 944 K tokens per response.

Does Gemini 4 Hydrogen accept images, audio or files?

Input: audio, PDF / file, image, text, video. Output: text.

Does Gemini 4 Hydrogen have a reasoning mode and tool calling?

It has a reasoning mode. It supports tool calling.

When was Gemini 4 Hydrogen released and what is its knowledge cutoff?

Gemini 4 Hydrogen has been available by API since 11/12/2026. Knowledge cutoff: 2026-03.

What would an app built on Gemini 4 Hydrogen cost?

With 10,000 requests a month of 1,500 input and 400 output tokens, Gemini 4 Hydrogen would cost about $52.50 a month at list price, without cache or batch discounts.

What is the API id of Gemini 4 Hydrogen?

The id is google/gemini-4-hydrogen. 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.