Reinforcement-learning environments that help AI labs train models to solve tasks without exploiting flaws in the grading system.
Andreessen Horowitz (a16z)
Activity from announced rounds
Andreessen Horowitz invests in technology companies from seed through growth, with specialist teams in AI, enterprise software, infrastructure, fintech, crypto, healthcare and consumer technology.
The firm pairs investors with an operating platform spanning recruiting, marketing, legal matters and public policy. This structure gives a founder access to specialists for building a management team, reaching customers and navigating regulated markets alongside the investment relationship.
Its American Dynamism practice extends the mandate into areas such as defence and industrial technology. Founders should identify the relevant investing practice: a16z operates across several markets with different technical and commercial requirements.
Sources
- Rounds participated in
- 13
- Confirmed lead rounds
- 3 10 roles undisclosed
- New companies
- 13 First participation on record · 0 follow-on
- Funding in participating rounds
- $308.7M 13 disclosed · full round size, not this investor’s share
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By primary sector
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Rounds
13 in this selectionGhost builds Core, a personal computer designed to run AI models and agents locally while connecting to a user’s apps, files and devices.
Ferry is an AI healthcare-navigation assistant that helps patients find suitable in-network providers and schedule care. It handles the back-and-forth by checking specialty and location fit, contacting provider offices by phone and completing appointment booking by text; it reaches patients through partnerships with health systems and insurers.
An AI fundraising workspace that helps founders identify investors, research firms and manage venture rounds.
Builds a data science tool that produces verified, citation-backed answers from complex datasets
American manufacturer of drone motors and robot actuators
Automates research and analytical work behind intellectual property cases
Builds AI operating systems for mid-market businesses in logistics, restoration, and industrial services
AI platform that learns business workflows and builds custom internal tools for enterprise operations
AI commerce platform helping creators and brands build custom online storefronts without coding
Automates financial risk management and hedging for commodity-driven businesses
Builds AI-powered financial modeling tools for engineering teams
Develops infrastructure for running large language models.