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How Leni beat Perplexity, Gemini and OpenAI on the DRACO deep research benchmark in 2026 (opens in new tab)

Leni hit 71.6% on DRACO, beating Perplexity (70.5%), Gemini, and OpenAI. The entire margin lives in delivery, not retrieval. What investment teams should ask before trusting any AI research tool.

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