An index of frontier and emerging AI labs.
Search / retrieval
Applied AI research lab building a neural search engine for LLM agents — trains its own web-scale embedding models and indexes 500B+ webpages. Raised a $250M Series C at $2.2B in May 2026 (Benchmark, Lightspeed, a16z, Nvidia, YC).
| Name | Exa |
|---|---|
| Aliases | Exa Labs, Metaphor |
| Space | Search / retrieval |
| Founded | 2021 |
| Latest valuation | $2.2B |
| Stage | — |
| Status | active |
| HQ | San Francisco |
| Founders | Will Bryk, Jeff Wang |
| Website | https://exa.ai |
| Careers | https://exa.ai/careers |
| — | |
| X / Twitter | — |
| Date | Round | Amount ($M) | Valuation | Confidence |
|---|---|---|---|---|
| — | — | — | $2.2B | reported |
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| Date | Type | Title | Source |
|---|---|---|---|
| 2026-06-03 | added | Exa added to tracker Latest valuation: $2.2B. | — |
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