ANDREESSEN HOROWITZ

About Andreessen Horowitz

Major Silicon Valley venture capital firm. Significant investor in AI companies including OpenAI, Mistral, and others.

Recent News about Andreessen Horowitz

• Nvidia, Microsoft and Meta push US to back open-weight AI models

  On July 24, 25 major tech firms including Nvidia, Microsoft, Meta, IBM, Dell, Palantir and Hugging Face sent a policy letter urging the US government not to impose premature restrictions on open-weight AI models. Indian Express, China Daily and others reported the campaign on July 25, highlighting arguments that open-weight systems boost competition, security and US AI leadership.([indianexpress.com](https://indianexpress.com/article/technology/artificial-intelligence/nvidia-microsoft-meta-push-for-open-weight-ai-10803122/))

  Source: The Indian Express2026-07-25T11:38:00.000Z

• Microsoft and Nvidia lead open-weight AI letter to US

  On July 24, 2026, Microsoft published an open letter titled "Open Weights and American AI Leadership" co-signed by more than 30 organizations including Nvidia, Meta, IBM, Hugging Face and Mistral. The signatories urge US policymakers to avoid premature restrictions on open-weight AI models and instead expand compute access and shared AI resources.

  Source: Microsoft2026-07-25T05:12:56.398Z

• Nvidia and Microsoft back open weights AI policy letter

  On July 24, 2026, a coalition of 25 companies including Nvidia, Microsoft, Meta, IBM, Dell, Palantir and Hugging Face published the 'Open Weights and American AI Leadership' letter urging US policymakers not to impose broad restrictions on open‑weight AI models. Nvidia CEO Jensen Huang and Microsoft CEO Satya Nadella amplified the letter in coordinated X posts as Washington considers sanctions and possible limits on Chinese AI models.

  Source: Tom's Hardware2026-07-24T21:08:16.878Z

• Nvidia and Microsoft lead open weight AI plea to Washington

  On July 24–25, 2026, a coalition of about 25 companies including Nvidia, Microsoft, Meta, IBM, Palantir, Dell, Hugging Face and Mistral published a policy letter titled Open Weights and American AI Leadership. The letter urges US policymakers not to impose premature restrictions on open weight AI models, arguing that downloadable models are critical for innovation, competition and national leadership, a position widely reported on July 25.

  Source: images.nvidia.com (PDF)2026-07-24T18:00:00.000Z

• Fleek raises $25m Series B for AI‑driven secondhand fashion infra

  On July 8, 2026, London-based Fleek announced a $25 million Series B round led by Burda Principal Investments. The startup uses custom vision-language models to sort, grade and price secondhand clothing across hubs from Pakistan and India to Europe and the US.

  Source: The Next Web2026-07-08T09:54:00.000Z

• Netris secures $15M to automate networking for AI neoclouds

  On June 25, 2026, Netris announced a $15 million Series A round led by Andreessen Horowitz to automate data center networking for AI-focused “neocloud” providers. The startup’s software runs on switches to hardware-accelerate complex AI traffic patterns and claims deployments across more than 35 GPU clusters worldwide.

  Source: TechCrunch2026-06-25T14:55:00.000Z

• OpenAI super PAC plans $125M push in 2026 US elections

  On March 5, 2026, Axios reported that OpenAI‑affiliated super PAC “Leading the Future” went 3‑for‑3 in GOP House primaries after spending at least $500,000 in each Texas and North Carolina race. The PAC now plans to deploy about $125 million in the 2026 midterms to elect candidates seen as friendly to AI innovation, while Anthropic‑backed Public First had mixed results in early contests.

  Source: Axios2026-03-05T06:12:48.555Z

• 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