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 Engineering
+1 more