--- format: "aidr-story-markdown/v1" id: "a7c3debd1556ff8d11bd733236b05456ae0daf036365ae8d75c9e049588519e2" canonical_url: "https://aidr.today/a7c3debd?lang=en" title: "Legal AI Startup Harvey Raises $550 Million at $15.5 Billion Valuation Up From $11 Billion in March" lang: "en" requested_lang: "en" available_langs: ["en","vi"] translation_fallback: null fallback_fields: [] published_at: "2026-09-09T14:49:13.000Z" category: "Funding" topics: ["harvey","legal-ai","funding","diffusion-vc","lightspeed","guardrails-ai","agent","regulation"] source_urls: ["https://huggingnews.com/startups/legal-ai-startup-harvey-raises-550-million-at-155-billion-valuation-up-f-b10bdfcc","https://huggingnews.com/ai/harvey-hits-155-billion-valuation-in-550-million-round-with-400-million-928f255b"] summary: "Diffusion VC and Lightspeed co-led a fresh investment round for the legal intelligence platform to scale its compute and data capabilities. The company has rea…" --- # Legal AI Startup Harvey Raises $550 Million at $15\.5 Billion Valuation Up From $11 Billion in March > [Open the canonical story]() **Published:** 2026-09-09T14:49:13.000Z **Category:** Funding **Topics:** harvey, legal\-ai, funding, diffusion\-vc, lightspeed, guardrails\-ai, agent, regulation ## Summary Diffusion VC and Lightspeed co\-led a fresh investment round for the legal intelligence platform to scale its compute and data capabilities\. The company has rea… ## Sources - [Story source]() - [Story source]()