Gemini Deep Research Preview

google/deep-research-preview-04-2026

Agentic model for autonomous multi-step research, synthesis, and cited reports

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Context window: 1M
Input: Text · Image · Video · Audio · Document
Output: Text · Image
Released: 2026-04-21

Max output: 66K
Knowledge cutoff: 2025-01
Weights: Closed
Capabilities: Attachments, Reasoning, Tool call

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ModelRegistry · Catalog updated 2026-04-21