Labelbox raises $100M+ Series E to power RL environments and enterprise agents

shensi · x · 2026-10-15

Labelbox announced a $100M+ Series E led by Infinitum Partners, betting every company will soon run on agents that learn from their own work. The company launched two product lines: Horizon, which provides RL environments that teach frontier models to do real work for frontier labs, and Recursion, which brings managed agents into enterprise apps, improving with every run. Integration provider Merge API congratulated the team and noted it powers Labelbox's connectors.

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