Exa
YC S21 ↗San Francisco, US · Founded 2021 · 75 employees · 11 known investors
Exa is an AI-powered search API that retrieves high-quality information from the web in real-time, designed for AI agents, developers, and applications that require precise natural-language search capabilities. The company serves developers, AI teams, and applications like Cursor, Cognition, and HubSpot that need semantically intelligent search infrastructure.
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSearchAIAPIsin /exa-ai/@ExaAILabsycombinator.com ↗
Founders & leadership· Y Combinator alumni (S21)
Investors · 11
137 VenturesSan Francisco
Andreessen HorowitzMenlo Park · $500K – $50M
HaystackSan Francisco · $1M – $3M
Lightspeed Venture PartnersMenlo Park · $1.7M – $87M
TSVCSilicon Valley · $1M
Y CombinatorSan Francisco · $500K
Helium-3 VenturesreportedNew York
Lombardstreet VenturesreportedWoodside · $500K
NVenturesreportedSanta Clara
Sabrina Hahn FundreportedNew York
WndrCoreportedRedwood City · $100K – $10M
In the news
- Exa Labs Raises $250M in Series C Funding at $2.2 Billion Valuationfinsmes.com · 2026
- Exa Raises $250 Million In Series C Funding For AI Search Infrastructure In Series C Roundpulse2.com · 2026
- Exa raises $250m in Series C to develop search engine for AI agentsfinance.yahoo.com · 2026
- Exa Labs raises $250M to compete in AI search marketcryptobriefing.com · 2026
- Exa Raises $250 Million for AI-Powered Search Infrastructure | PYMNTS.compymnts.com · 2026
- Andreessen-Backed AI Search Startup Exa Valued at $2.2 Billion - Bloombergbloomberg.com · 2026
- Benchmark Bets Big on Exa, Which Wants to Be Google for the AI Era - Bloombergbloomberg.com · 2025
- Exa raises $17M from Lightspeed, Nvidia, Y Combinator to build a Google for AIstechcrunch.com · 2024