a16z

Company — Andreessen Horowitz, also known as a16z, is a venture capital firm investing across AI, infrastructure, applications and other technology sectors. Its relevance to AI includes financing model developers, software platforms and the infrastructure around them.

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a16z
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At a glance

Andreessen Horowitz, also known as a16z, is a venture capital firm investing across AI, infrastructure, applications and other technology sectors. Its relevance to AI includes financing model developers, software platforms and the infrastructure around them.

Founded
2009
Founders
Marc Andreessen; Ben Horowitz
Type
Venture capital firm
Metrics
Fund commitments and assets under management are not revenue
Reference
a16z ↗

Sources checked . Selected company background and milestones.

Company milestones

Revenue, funding, product launches and major company events, newest first. Expand earlier milestones for more history.

  1. Reports more than $100B in AUM

    The firm’s public profile reports assets under management as of 30 April 2026. AUM measures managed assets, rather than annual sales or ARR.

    Source: a16z ↗
  2. Raises more than $15B across new funds

    The announced capital spans growth, applications, infrastructure, American Dynamism, bio and health, and other strategies. These are fund commitments, not company revenue.

    Source: a16z ↗
  3. Announces investment in OpenRouter

    a16z backs the multi-model API platform as AI applications increasingly use models from multiple providers.

    Source: a16z ↗
  4. Co-leads ElevenLabs Series C

    The firm and ICONIQ Growth co-lead ElevenLabs’ $180 million financing round.

    Source: ElevenLabs ↗
  5. Raises $7.2B across five strategies

    New funds cover growth, infrastructure, applications, games and American Dynamism.

    Source: a16z ↗
  6. Launches with a $300M first fund

    Marc Andreessen and Ben Horowitz establish the firm with two general partners and its initial venture fund.

    Source: a16z ↗

The latest on a16z

Newest first
1 min read · Members

VCs Bet GPUs Can Trade Like Oil

Thrive and General Catalyst are in talks to back Ornn, a GPU compute marketplace, near $1 billion, but no compute futures are approved yet.

1 min read · Members

Palantir Alumni Raise $17 Million for Dream

Two Palantir veterans raised a $17 million a16z seed for Dream, whose AI model, trained on permit archives, designs whole buildings, structure included.

1 min read · Members

Jassy Tells Horowitz Amazon Is Sold Out

Ben Horowitz says Andy Jassy told him Amazon's AI compute is sold out beyond 2028, yet a16z still avoids the debt-fueled neoclouds.

6 min read · Members

Fei-Fei Li Finally Sold

Plus: Anthropic Wants You to Fund Doom, a16z Sells Seats in Its Pipeline

6 min read · Members

An Alien Mind

Plus: Tesla De-Weaponized Rare Earths, a16z Called the Underclass a Fantasy

7 min read · Members

Consumer AI 2025

Plus: OpenAI Maps Enterprise AI, AI Cloud Outpaces Security

6 min read · Members

Replit AI Did A Boo-Boo

More Stories: Altman’s Threat Pitch, A16Z's New AI predictions

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