Gemini 2.5 Pro Preview 06-05 vs Gemini 4 Hydrogen
Pick up to 3 models · pricing, context and capabilities · simulate your product cost
Data updated on November 14, 2026· 230 models
Gemini 2.5 Pro is Google’s state-of-the-art AI model designed for advanced reasoning, coding, mathematics, and scientific tasks.
- Reasoning estimated
- ▲
- Speed estimated
- Input
- Output
- Context
- 1 M tokens
- Max output
- 66 K
- Input, $ per 1M tokens
- ▲$1.25
- Output, $ per 1M tokens
- $10.00
- Cache read, $ per 1M
- $0.125
- Batch (input / output)
- —
- Tool calling
- Yes
- Released
- 06/05/2025
- Knowledge cutoff
- —
- API id
- google/gemini-2.5-pro-preview
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
Which is the better API choice: Gemini 2.5 Pro Preview 06-05 vs Gemini 4 Hydrogen?
- Gemini 2.5 Pro Preview 06-05: cheapest input (17% less than Gemini 4 Hydrogen)
- Gemini 4 Hydrogen: cheapest output
- Gemini 4 Hydrogen: the newest (11/12/2026)
- Gemini 2.5 Pro Preview 06-05: most reasoning (estimated)
Pricing is split: Gemini 2.5 Pro Preview 06-05 wins on input and Gemini 4 Hydrogen wins on output. All accept 1 M tokens of context. Gemini 4 Hydrogen offers 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.
With Gemini 4 Hydrogen you save $6.25 a month versus Gemini 2.5 Pro Preview 06-05 (11% less).
The 6 cheapest for this scenario (chat, last 12 months)
- 1Lyria 3 Pro Preview Google$0.00
- 2Lyria 3 Clip Preview Google$0.00
- 3Qwen3.7 Flash Qwen$0.97
- 4DeepSeek V4.1 Flash DeepSeek$1.57
- 5DeepSeek V4 Flash 0731 DeepSeek$1.85
- 6Ministral 3 3B 2512 Mistral$1.90
Paste your prompt: tokens and cost per model
Rough estimate (about 4 characters per token). Nothing is sent to any server.
Cost of sending it 1,000 times (input only)
- 1Claude Haiku 5.5 Anthropic$0.008
- 2Gemini 2.5 Pro Preview 06-05 Google$0.095
- 3Gemini 4 Hydrogen Google$0.114
- 4Claude Sonnet 5.5 Anthropic$0.152
- 5Claude Opus 5.5 Anthropic$0.304
- 6Claude Opus 5 Anthropic$0.380
- 7Claude Fable 5.2 Anthropic$0.608
- 8Claude Fable 5.1 Anthropic$0.760
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See allFrequently asked questions
Which is the better API choice: Gemini 2.5 Pro Preview 06-05 vs Gemini 4 Hydrogen?
Pricing is split: Gemini 2.5 Pro Preview 06-05 wins on input and Gemini 4 Hydrogen wins on output. All accept 1 M tokens of context. Gemini 4 Hydrogen offers a batch tier at half price for jobs that do not need an immediate answer.
Which is cheaper: Gemini 2.5 Pro Preview 06-05 and Gemini 4 Hydrogen?
Gemini 2.5 Pro Preview 06-05 is cheaper: $1.25 per million input tokens and $10.00 per million output tokens, versus $1.50 / $7.50 for Gemini 4 Hydrogen.
Which has more context: Gemini 2.5 Pro Preview 06-05 and Gemini 4 Hydrogen?
Gemini 2.5 Pro Preview 06-05 and Gemini 4 Hydrogen accept the same context: 1 M tokens.
Which is newer: Gemini 2.5 Pro Preview 06-05 and Gemini 4 Hydrogen?
Gemini 4 Hydrogen was released on 11/12/2026; Gemini 2.5 Pro Preview 06-05 on 06/05/2025.
What would 10,000 requests a month cost with Gemini 2.5 Pro Preview 06-05 and Gemini 4 Hydrogen?
With 1,500 input and 400 output tokens per request: Gemini 2.5 Pro Preview 06-05: $58.75; Gemini 4 Hydrogen: $52.50 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.