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Insights

Strategic perspectives and trend analysis

Sep 25, 2025 insights

How Perplexity Built AI-First Search — 200M Daily Queries at 358ms

Discover the architecture behind Perplexity's scalable AI-First Search API: hybrid retrieval systems, multi-stage ranking pipelines, and internet-scale indexing delivering **358ms median latency** across billions of documents.

AI Search Search Architecture Hybrid Retrieval Performance +2 more

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