Deep Research Max Preview (Apr-21-2026)
by GoogleChat
Maximum-comprehensiveness agentic researcher for multi-step investigation, synthesis, and cited reports
- Context
- 131K tokens
- Max output
- 65,536 tokens
- Released
- 2026-04-21
- Weights
- Closed
google/deep-research-max-preview-04-2026
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2026-04-21
- Weights
- Closed
- Input
- Text, Image, Video, Audio, PDF
- Output
- Text, Image
- Context window
- 131,072 max across endpoints
- Max output
- 65,536
- Providers
- 1 + 1 gateway, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- $2.00 in · $12 out per 1M tokens · from its one provider
More details
- Last updated
- 2026-04-21
- Knowledge cutoff
- 2025-01
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel toolsunknown
- Structured output
- Reasoning
- Image input
- PDF input
- Audio input
- Audio outputunknown
- Video input
- Prompt caching
- Web search
- Computer useunknown
- System messages
- Assistant prefillunknown
- Temperature
- Streamingunknown
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Price history
No change since 19 Oct 2026. The cheapest direct price has been $2.00 in / $12 out per 1M tokens at Google on every data refresh since then.
Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON
Cost calculator
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Similarly priced models
Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).
| Model | Blended/1M | In/1M | Out/1M | Context | vs Deep Research Max Preview (Apr-21-2026) |
|---|---|---|---|---|---|
| Deep Research Preview (Apr-21-2026)Google | $3.67 | $2.00 | $12 | 131K | +0% |
| Gemini 3.1 Pro PreviewGoogle | $3.67 | $2.00 | $12 | 1.05M | +0% |
| Gemini 3.1 Pro Preview Custom ToolsGoogle | $3.67 | $2.00 | $12 | 1.05M | +0% |
| Gemini 3.1 Pro (Preview High)Google | $3.67 | $2.00 | $12 | 1.05M | +0% |
| Gemini 3.1 Pro (Preview Low)Google | $3.67 | $2.00 | $12 | 1.05M | +0% |
| Gemini 3.5 TranscribeGoogle | $3.67 | $2.00 | $12 | 98.3K | +0% |
| gemini 1.0 proGoogle | $3.67 | $2.00 | $12 | 1.05M | +0% |
| GPT-5.6 Terra ProOpenAI | $3.67 | $2.00 | $12 | 1.05M | +0% |
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