Exa — Startup Profile
Web search rebuilt for AI systems
HQ: San Francisco, CA | Founded: 2021 | Employees: 75 (YC profile; current count not disclosed) | Stage: Growth-stage, venture-backed | Website: https://exa.ai
About
Exa builds search systems designed for developers and AI agents. Its developer tools is optimized for retrieving high-quality web content and research context rather than only returning conventional search-result pages.
The Take
Exa is attacking a critical bottleneck in AI-agent software: reliable, machine-usable web retrieval. Its lasting advantage could come from search quality, crawling/indexing systems, and developer adoption.
It still competes with very large-scalers and must prove that search economics support high-volume agent workloads.
Key Metrics
- Founded: 2021
- Founders: William Bryk; Jeffrey Wang
- Latest signal: Exa announces $250M Series C at a $2.2B valuation
- Products: 2
Funding Rounds
- Round: $250M (2026-05) — Andreessen Horowitz
- Round: $85M (2025-09) — Benchmark
Key People
- William Bryk
- Jeffrey Wang
Key Competitors
- Incumbent platforms —
- Specialist startups —
Timeline Highlights
- 2025-09: Series B
- 2026-05: Series C
- 2021: Founded
Recent News
- Exa announces $250M Series C at a $2.2B valuation — Exa (2026-05-20)
Exa says the round will power high-quality web search for AI agents
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