Labelbox Raises $100M Series E for AI Agents

Labelbox secures $100M Series E funding to boost enterprise AI agents and reinforcement learning.

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Oct 19, 2026

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Labelbox Raises $100M Series E for AI Agents

Labelbox secures $100M Series E funding to boost enterprise AI agents and reinforcement learning.

In brief

Labelbox secures $100M Series E funding to boost enterprise AI agents and reinforcement learning. Labelbox raised over $100 million in Series E funding to advance reinforcement learning and enterprise AI agents. Originally reported by Pulse 2.0.

Funding Details

Labelbox raised more than $100 million in Series E financing to accelerate development of its reinforcement learning infrastructure and enterprise AI agent platform.

Investors and Use of Funds

The financing includes both equity and a credit facility led by Infinitum Partners with participation from Wipro Ventures, Andreessen Horowitz, B Capital, Tau Ventures, Snowpoint Ventures, and other investors.

Customer Base and Profitability

Labelbox works with more than 400 customers including more than 90% of leading U.S. AI labs and reached profitability in 2026 while increasing business more than fivefold year over year.

Horizon Product

Horizon provides reinforcement learning environments for frontier AI labs to simulate complex tasks and improve through feedback.

In short

Labelbox raised over $100 million in Series E funding to advance reinforcement learning and enterprise AI agents.

Read the original on Pulse 2.0

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