Google Releases Deep Research Max: A Complete Analysis of 4 Major Breakthroughs Based on Gemini 3.1 Pro

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On April 21, 2026, Google launched two next-generation autonomous research agents in the Gemini API public preview: Deep Research and Deep Research Max. Both are powered by the Gemini 3.1 Pro model released this past February. This marks a critical step in Google's strategy to transition "long-term autonomous research" from consumer-facing products to developer APIs. … Read more