Vector Podcast

Economical way of serving vector search workloads with Simon Eskildsen, CEO Turbopuffer

September 19, 2025·1h 15m
Episode Description from the Publisher

Turbopuffer search engine supports such products as Cursor, Notion, Linear, Superhuman and Readwise.Craft decaf & half caf coffee, 25% discount: https://savorista.com/discount/VECTORThis episode on YouTube: https://youtu.be/I8ZtqajighgMedium: https://dmitry-kan.medium.com/vector-podcast-simon-eskildsen-turbopuffer-69e456da8df3Dev: https://dev.to/vectorpodcast/vector-podcast-simon-eskildsen-turbopuffer-cfaIf you are on Lucene / OpenSearch stack, you can go managed by signing up here: https://console.aiven.io/signup?utm_source=youtube&utm_medium=&&utm_content=vectorpodcastTime codes:00:00 Intro00:15 Napkin Problem 4: Throughput of Redis01:35 Episode intro02:45 Simon's background, including implementation of Turbopuffer09:23 How Cursor became an early client11:25 How to test pre-launch14:38 Why a new vector DB deserves to exist?20:39 Latency aspect26:27 Implementation language for Turbopuffer28:11 Impact of LLM coding tools on programmer craft30:02 Engineer 2 CEO transition35:10 Architecture of Turbopuffer43:25 Disk vs S3 latency, NVMe disks, DRAM48:27 Multitenancy50:29 Recall@N benchmarking59:38 filtered ANN and Big-ANN Benchmarks1:00:54 What users care about more (than Recall@N benchmarking)1:01:28 Spicy question about benchmarking in competition1:06:01 Interesting challenges ahead to tackle1:10:13 Simon's announcementShow notes:- Turbopuffer in Cursor: https://www.youtube.com/watch?v=oFfVt3S51T4&t=5223stranscript: https://lexfridman.com/cursor-team-transcript- https://turbopuffer.com/- Napkin Math: https://sirupsen.com/napkin- Follow Simon on X: https://x.com/Sirupsen- Not All Vector Databases Are Made Equal: https://towardsdatascience.com/milvus-pinecone-vespa-weaviate-vald-gsi-what-unites-these-buzz-words-and-what-makes-each-9c65a3bd0696/

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