What is the context window of Deep Research Max Preview?

Deep Research Max Preview has a context window of 1048576 tokens.

When was Deep Research Max Preview released?

Deep Research Max Preview was released on 2026-04-21.

Name: Deep Research Max Preview
Author: Google DeepMind

deep-research-max-preview

Deprecated

Proprietary

Deep Research Max Preview has a 1M-token context window.

VisionMultimodalReasoningFunction CallingTool UseStructured OutputsCode ExecutionPrompt CachingBatch APIAudioFine-tuning

Released2026-04-21

ParametersNot disclosed (built on Gemini 3.1 Pro)

Context1M

Pioneering artificial intelligence research.

London, United Kingdom

Founded 2014