On September 9, 2026 Harvey raised $550 million at a $15.5 billion valuation, led by Diffusion and Lightspeed with Sequoia, a16z, Kleiner Perkins and others. Harvey says 80% of Am Law 100 firms and five of the Fortune 10 in-house legal teams use it.
Why this matters for founders
A useful benchmark for vertical-AI founders: deep domain workflows and enterprise trust, not raw model access, are driving legal AI valuations; study how Harvey packages compliance and firm-specific data.
Source: Harvey (company blog)
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