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Google Research launched Deep Review, an agentic system for document analysis and verification feedback with a limited free weekly review quota, PDF/plain-text support, and API access

Product launch Provisional 90% confidence first seen

Google Research released Deep Review, an agentic AI system designed to provide rigorous feedback and verification-oriented analysis of complex technical documents. The release includes two complimentary document reviews per week per user, adds PDF and plain-text support, offers web and API access (including tiered usage), and includes a policy that uploaded documents are not used to train Google models. Coverage also notes that Deep Review replaces earlier Paper Assistant Tool pilot programs and includes support for Gemini 4 Argon.

Deep Review Deep Review Google Gemini 4 Argon Paper Assistant Tool

Source coverage

Analyzing technical documents with Deep Review Google Research Google released Deep Review for analyzing technical documents Google Research newsletter

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