Gemini 4 Hydrogen vs o3 Mini

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...

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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
OpenAIo3 Mini

OpenAI o3-mini is a cost-efficient language model optimized for STEM reasoning tasks, particularly excelling in science, mathematics, and coding.

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Reasoning estimated
▲
Speed estimated
Input
Output
Context
200 K tokens
Max output
100 K
Input, $ per 1M tokens
▲$1.10
Output, $ per 1M tokens
▲$4.40
Cache read, $ per 1M
$0.550
Batch (input / output)
$0.550 / $2.20
Tool calling
Yes
Released
12/20/2024
Knowledge cutoff
2024-05
API id
openai/o3-mini
Third model (optional)
text image audio video PDF / file reasoning (1 to 5, estimated by family) speed (1 to 4, estimated by family)▲ best value among the selected

Which is the better API choice: Gemini 4 Hydrogen vs o3 Mini?

  • o3 Mini: cheapest input (27% less than Gemini 4 Hydrogen)
  • o3 Mini: cheapest output
  • Gemini 4 Hydrogen: largest context (1 M)
  • Gemini 4 Hydrogen: the newest (11/12/2026)
  • o3 Mini: most reasoning (estimated)

o3 Mini costs 27% less on input and 41% less on output than Gemini 4 Hydrogen ($1.10 / $4.40 versus $1.50 / $7.50 per million tokens). Gemini 4 Hydrogen accepts more context (1 M). On capabilities, Gemini 4 Hydrogen accepts images; only Gemini 4 Hydrogen accepts audio. Gemini 4 Hydrogen and o3 Mini offer a batch tier at half price for jobs that do not need an immediate answer.

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
o3 Mini
$34.10/mo

With o3 Mini you save $18.40 a month versus Gemini 4 Hydrogen (35% less).

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Paste your prompt: tokens and cost per model

Rough estimate (about 4 characters per token). Nothing is sent to any server.

76tokens approx.287 characters

Cost of sending it 1,000 times (input only)

  1. 1Claude Haiku 5.5 Anthropic$0.008
  2. 2o3 Mini OpenAI$0.084
  3. 3Gemini 4 Hydrogen Google$0.114
  4. 4Claude Sonnet 5.5 Anthropic$0.152
  5. 5Claude Opus 5.5 Anthropic$0.304
  6. 6Claude Opus 5 Anthropic$0.380
  7. 7Claude Fable 5.2 Anthropic$0.608
  8. 8Claude Fable 5.1 Anthropic$0.760

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Frequently asked questions

Which is the better API choice: Gemini 4 Hydrogen vs o3 Mini?

o3 Mini costs 27% less on input and 41% less on output than Gemini 4 Hydrogen ($1.10 / $4.40 versus $1.50 / $7.50 per million tokens). Gemini 4 Hydrogen accepts more context (1 M). On capabilities, Gemini 4 Hydrogen accepts images; only Gemini 4 Hydrogen accepts audio. Gemini 4 Hydrogen and o3 Mini offer a batch tier at half price for jobs that do not need an immediate answer.

Which is cheaper: Gemini 4 Hydrogen and o3 Mini?

o3 Mini is cheaper: $1.10 per million input tokens and $4.40 per million output tokens, versus $1.50 / $7.50 for Gemini 4 Hydrogen.

Which has more context: Gemini 4 Hydrogen and o3 Mini?

Gemini 4 Hydrogen accepts 1 M tokens of context; o3 Mini accepts 200 K.

Which is newer: Gemini 4 Hydrogen and o3 Mini?

Gemini 4 Hydrogen was released on 11/12/2026; o3 Mini on 12/20/2024.

What would 10,000 requests a month cost with Gemini 4 Hydrogen and o3 Mini?

With 1,500 input and 400 output tokens per request: Gemini 4 Hydrogen: $52.50; o3 Mini: $34.10 a month, at list price.

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.