Deep Research Preview (Apr-21-2026) pricing and specs
Agentic model for autonomous multi-step research, synthesis, and cited reports
Deep Research Preview (Apr-21-2026) price per 1M tokens
| Type | ₽ / 1M | $ / 1M |
|---|---|---|
| Input tokens | 169 ₽ | $2 |
| Output tokens | 1 014 ₽ | $12 |
| Cache read | 16,9 ₽ | $0.2 |
Prices in rubles as of 18.09.2026 at the CBR rate: 1 $ = 84.51 ₽.
Deep Research Preview (Apr-21-2026) specs and limits
- Context window
- 131K
- Max output
- 66K
- Input
- text, image, video, audio, pdf
- Output
- text, image
- Family
- gemini-pro
- Released
- 2026-04-21
- Updated
- 2026-04-21
- Knowledge cutoff
- 2025-01
- Also known as
- gemini deep research preview (apr-21-2026), google gemini deep research preview (apr-21-2026), gemini api deep research preview (apr-21-2026), google ai deep research preview (apr-21-2026), google deepmind deep research preview (apr-21-2026), gemini pro deep research preview (apr-21-2026)
What Deep Research Preview (Apr-21-2026) can do
- ✓Reasoning
- ✓Tool calling
- —Structured output
- ✓Attachments / files
- ✓Vision (images)
- ✓Temperature control
- —Open weights
Frequently asked questions
How much does the Deep Research Preview (Apr-21-2026) API cost?
Input costs $2 per 1M tokens (169 ₽) and output costs $12 per 1M (1,014 ₽). Google bills the prompt and the completion separately, so the price of a call depends on how long both are. Ruble figures use the Bank of Russia rate of 84.51 ₽ per dollar for September 2026.
How much do 1,000 Deep Research Preview (Apr-21-2026) tokens cost?
List prices are quoted per 1M tokens, so 1,000 tokens cost a thousandth of that: divide $2 for input and $12 for output by 1,000. The same rates in rubles are 169 ₽ and 1,014 ₽ per 1M tokens. Both prompt tokens and completion tokens are billed.
How many tokens does Deep Research Preview (Apr-21-2026) hold?
The Deep Research Preview (Apr-21-2026) context window is 131K tokens (131,072). Everything shares that budget: the system prompt, the dialogue history, attached files and the answer the model writes. The figure comes from the Google model card as of September 2026.
What are the Deep Research Preview (Apr-21-2026) limits?
The context window is 131K tokens (131,072) and a single response is capped at 66K tokens, so longer output has to be generated in parts. Rate limits are set by Google per account and depend on your plan rather than on the model, so they are not listed here.
How is the Deep Research Preview (Apr-21-2026) price in rubles calculated?
Providers quote their tariffs in US dollars, so the ruble amounts here are a conversion at the official Bank of Russia rate of 84.51 ₽ per dollar. For Deep Research Preview (Apr-21-2026) that gives 169 ₽ per 1M input tokens and 1,014 ₽ per 1M output tokens. When the rate moves, the ruble price moves with it.
How is Deep Research Preview (Apr-21-2026) different from other Gemini models?
Deep Research Preview (Apr-21-2026) belongs to the Gemini Pro family at Google. Models in the Gemini line differ in context size, price per 1M tokens and supported capabilities, so compare them by the numbers on their cards rather than by the name. Every Gemini model is listed on the provider page.
Can Deep Research Preview (Apr-21-2026) reason?
Yes, Deep Research Preview (Apr-21-2026) declares a reasoning mode: it works through intermediate steps before it answers. Those steps add output tokens, so a call with a long reasoning chain costs more and takes longer than a plain completion. Capabilities declared for the model: reasoning, tool calling, image input.
What capabilities does Deep Research Preview (Apr-21-2026) support?
The declared capabilities of Deep Research Preview (Apr-21-2026) are: reasoning, tool calling, image input. It accepts text, images, video, audio, PDF as input, and every attachment consumes tokens from the shared context window of 131K tokens. The list comes from the Google model card and is refreshed with the catalog as of September 2026.