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Captain

Accurate, high-performance retrieval for AI agents

y-combinatorWinter 2026B2BAPIData EngineeringInfrastructure🇺🇸 San Francisco2 people
Edgar Babajanyan
Lewis Lien Polansky

Edgar Babajanyan, Lewis Lien Polansky · 2 co-founders

2025Founded
Team
2
current
Co-founders
2
current
Stage
Founded
Source for Founded
Profile coverage4 of 8 · missing Funding, Signals, Customers, Stack / tools · last run 8/14/2026

About

Captain delivers the most accurate file search engine built for AI agents. We’ll index data from the sources folks already use like S3, SharePoint, and Google Drive, and easily scale multimodal, petabyte-level content search. We’re the Snowflake for Unstructured Data. Captain tops the Open-RAG-Benchmark with over 20% higher accuracy than standard RAG pipelines. We achieve this through robust data processing techniques like embedding normalization across modalities, ensuring that representations cluster by semantic content rather than data type.

2 founders