LIGHTSPEED VENTURE PARTNERS

About Lightspeed Venture Partners

Global VC firm. Major investor in AI companies including Anthropic and Mistral.

Recent News about Lightspeed Venture Partners

• Patronus AI secures $50M Series B to build digital world models

  On June 25, 2026, Patronus AI announced a $50 million Series B funding round led by Greenfield Partners, bringing its total capital raised to $70 million. The San Francisco startup is using the funds to develop large-scale “Digital World Models,” simulated environments that train and evaluate AI agents across complex digital workflows before deployment. The round includes participation from Lightspeed, Notable Capital, Datadog, Samsung and other strategic and financial backers.

  Source: PR Newswire2026-06-25T20:33:00.000Z

• Assort Health raises $120M to expand AI patient journey agents

  Assort Health announced on June 24, 2026 a $120 million Series C round led by Menlo Ventures at a $1.2 billion valuation. The company plans to use the funds to expand its AI agents platform, which automates patient access and administrative workflows across scheduling, intake, referrals and payments for health systems and specialty practices.

  Source: PR Newswire2026-06-24T11:30:00.000Z

• Reactor raises $59M to power real‑time AI world models on AWS

  On May 28, 2026 AWS announced that startup Reactor emerged from stealth with $59 million in funding led by Lightspeed Venture Partners. The company is building a platform for real‑time “world model”–based generative video and interactive experiences, with early adopters like Overworld already building on it.

  Source: AWS Global Press Center2026-05-28T00:00:00.000Z

• ElevenLabs raises $500M Series D to scale voice and agentic AI

  On February 5, 2026, ElevenLabs announced a $500 million Series D round at an $11 billion valuation, led by Sequoia Capital with heavy participation from Andreessen Horowitz and Iconiq. The company says it will use the capital to expand its ElevenAgents conversational AI platform, invest in “audio AGI” research and grow teams in hubs including Tokyo, Bengaluru, London and New York. ([prtimes.jp](https://prtimes.jp/main/html/rd/p/000000023.000160611.html))

  Source: PR TIMES2026-02-05T01:00:00.000Z

• ElevenLabs raises $500M Series D to scale voice and agentic AI

  ElevenLabs announced on February 4, 2026 that it raised a $500 million Series D round valuing the company at $11 billion, led by Sequoia Capital with major follow‑on investments from Andreessen Horowitz and ICONIQ. On February 5, 2026, outlets including eWeek and Music Business Worldwide reported the funding as one of the largest private generative‑AI deals to date.([elevenlabs.io](https://elevenlabs.io/blog/series-d))

  Source: ElevenLabs2026-02-04T00:00:00.000Z

• Inferact raises $150M seed to commercialize vLLM inference

  On January 23, 2026, Caproasia reported that Inferact, the new startup formed by the core maintainers of the open‑source vLLM inference engine, raised a $150 million seed round at an $800 million valuation. The round is led by Andreessen Horowitz and Lightspeed, with participation from Sequoia Capital, Altimeter Capital, Redpoint Ventures, ZhenFund and others. Inferact plans to keep vLLM open-source while building a commercial platform to run large language models more cheaply and efficiently at scale.

  Source: Caproasia2026-01-23T14:17:39.816Z

• Anthropic pursues $10B+ mega-round as revenue run rate tops $9B

  Bloomberg reporting on January 21, 2026 said Anthropic is lining up over $10 billion in new funding led by Coatue and Singapore’s GIC, potentially pushing total recent commitments above $20 billion alongside prior Nvidia and Microsoft deals. The company’s annualized revenue run rate reportedly exceeded $9 billion at the end of 2025, more than doubling since July.

  Source: Bloomberg via Yahoo Finance2026-01-21T21:39:00.000Z

• Emergent AI funding boom echoes in India-focused coverage

  Indian and global outlets on January 20, 2026 highlighted that Emergent, an AI "vibe‑coding" startup, raised $70 million in a Series B round led by SoftBank Vision Fund 2 and Khosla Ventures at a $300 million valuation. The company reported reaching $50 million in ARR and over 5 million users within seven months of launch.

  Source: Business Standard2026-01-20T13:04:00.000Z

• Emergent secures $70M Series B to scale AI ‘vibe‑coding’ platform

  San Francisco‑ and Bengaluru‑based AI startup Emergent raised a $70 million Series B round jointly led by Khosla Ventures and SoftBank Vision Fund 2, announced on January 20, 2026. The company says it has grown ARR from $100,000 to $50 million in seven months, with over 5 million users building web and mobile apps via AI agents. ([01net.it](https://www.01net.it/emergent-raises-70m-from-khosla-ventures-and-softbank-vision-fund-2-to-enable-anyone-to-turn-ideas-into-monetizable-software/))

  Source: Business Wire (via 01net)2026-01-20T10:00:00.000Z

• Resolve AI hits $1B valuation with Series A for autonomous SRE

  Resolve AI, a startup building an autonomous site reliability engineer (SRE), has reportedly raised a Series A round led by Lightspeed at a valuation of around $1 billion. The funding, reported on December 20, 2025, comes with round size undisclosed and follows a prior $35 million seed led by Greylock.([indexbox.io](https://www.indexbox.io/blog/resolve-ai-reaches-1-billion-valuation-in-series-a-led-by-lightspeed/?utm_source=openai))

  Source: IndexBox2025-12-20T14:06:23.586Z