      Andreessen Horowitz (a16z) · 2026-03-19
      · 77d
    

a16z Leads Series A Investment in Deeptune: RL Environments as the Next AI Infrastructure Layer

Andreessen Horowitz leads Deeptune's Series A funding round, positioning the company as a critical infrastructure provider for reinforcement learning environments used to train frontier AI models. Deeptune develops high-quality RL environments for computer use and code generation, enabling AI models to learn and practice real-world task execution at scale. The investment reflects a16z's thesis that RL environments are becoming the bottleneck and unlock for the next generation of AI systems.

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Metrics in this report

OSWorld Computer Use Benchmark - GPT-5.4 Score

75%

point-in-time

Advanced model performance on computer use tasks

OSWorld Computer Use Benchmark - Human Baseline

72.4%

baseline

Human performance threshold for computer use tasks

OSWorld Computer Use Benchmark - Opus 4.6 Score

72.7%

point-in-time

State-of-the-art model performance on computer use tasks