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Andreessen Horowitz

Andreessen Horowitz, known as a16z, is a Silicon Valley venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz. The firm manages over $42 billion across venture, growth, crypto, and infrastructure funds. a16z has become the most active VC in AI, with investments spanning foundation models (Mistral AI, xAI), enterprise AI, robotics (Figure AI), and developer tools (Replit). The firm differentiates through its massive operational team providing portfolio companies with recruiting, marketing, and go-to-market support. a16z also runs one of the most influential tech media operations through its blog and podcast network.

VC
AI Deals
20
Portfolio Companies
12
Lead Rounds
14
Website
Investment Activity
Code Metal
Series B
Lead
Mar 10, 2026
$125M
ElevenLabs
Series C
Lead
Jan 28, 2026
$180M
Cursor
Series B
Jan 15, 2026
$900M
Mistral AI
Series B
Jan 10, 2026
$640M
Replit
Series C
Lead
Jan 5, 2026
$200M
Hebbia
Series B
Lead
Dec 15, 2025
$130M
Databricks
Series J
Dec 10, 2025
$10.0B
xAI
Series C
Nov 15, 2025
$6.0B
Anduril Industries
Series F
Oct 20, 2025
$1.5B
Wiz
Series E
Lead
Jul 15, 2025
$1.0B
Cursor
Series A
Lead
Aug 22, 2024
$60M
Hebbia
Series A
Lead
Jul 20, 2024
$30M
ElevenLabs
Series B
Lead
Jun 20, 2024
$80M
Mistral AI
Series A
Lead
Jun 10, 2024
$112M
Wiz
Series D
Lead
May 1, 2024
$300M
OpenAI
Series C Extension
Apr 15, 2023
$300M
Character.AI
Series A
Lead
Mar 15, 2023
$150M
Replit
Series B
Lead
Apr 25, 2022
$80M
Replit
Series A
Lead
Feb 1, 2021
$20M
Replit
Seed
Lead
Apr 1, 2018
$5M
Frequently Asked Questions
How many AI deals has Andreessen Horowitz made?
Andreessen Horowitz has participated in 20 AI funding rounds tracked in our database, leading 14 of them.
What AI companies has Andreessen Horowitz invested in?
Andreessen Horowitz's AI portfolio includes Code Metal, ElevenLabs, Cursor, Mistral AI, Replit, and 7 more.
What AI sectors does Andreessen Horowitz focus on?
Andreessen Horowitz invests across AI sectors including AI Developer Tools, Creative AI, Foundation Models & AGI, Enterprise AI, and 4 more.
What type of investor is Andreessen Horowitz?
Andreessen Horowitz is classified as a vc investor. Andreessen Horowitz, known as a16z, is a Silicon Valley venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz. The firm manages over $42 billion across venture, growth, crypto, and infrastructure funds. a16z has become the most active VC in AI, with investments spanning foundation models (Mistral AI, xAI), enterprise AI, robotics (Figure AI), and developer tools (Replit). The firm differentiates through its massive operational team providing portfolio companies with recruiting, marketing, and go-to-market support. a16z also runs one of the most influential tech media operations through its blog and podcast network.