Labelbox raises $100M+ Series E at $1.25B valuation

Labelbox said on October 14, 2026, that it raised more than $100 million in Series E financing at a $1.25 billion pre-money valuation. The round was led by Infinitum Partners, with Wipro Ventures, a16z, B Capital, Tau Ventures and Snowpoint Ventures participating. Funds will support its Horizon and Recursion Managed Agents products.

• Series E led by Infinitum Partners at a $1.25B pre-money valuation
• Company reached profitability in 2026 while growing over fivefold year over year
• More than 400 customers, including over 90% of leading U.S. AI labs
• Recursion Managed Agents opened to enterprise customers in October 2026