# Labelbox raises $100M+ Series E at $1.25B valuation to expand AI agents and RL tools

Digest AI · Enterprise & Industry · published 2026-10-14T21:37:18Z

Canonical: https://digestai.news/story/labelbox-raises-100m-series-e-at-1-25b-valuation-to-expand-ai-agents-a

## Summary

Labelbox announced a **$100 million+ Series E round** on October 14, 2026, valuing the company at **$1.25 billion pre-money**. The financing, led by **Infinitum Partners** (which also provides a credit facility), includes **Wipro Ventures, Andreessen Horowitz, B Capital, Tau Ventures, and Snowpoint Ventures**. Chief executive **Manu Sharma** noted the deal will fund compute infrastructure and team expansion for its two core products: **Horizon** (reinforcement-learning environments) and **Recursion Managed Agents**, which launched for enterprise customers in October 2026.

Labelbox claims **profitability in 2026** and **fivefold year-over-year growth**, serving over **400 customers**, including **90% of leading U.S. AI labs**. Horizon simulates business tasks across **thousands of worlds** with **millions of graded trajectories**, while Recursion Agents automate workflows via **multi-agent, team, or auto modes**, scoring work against rubrics and updating memory dynamically. The company highlights **32% cost savings** in internal pull-request reviews after agent improvements. Pricing is per-agent session hour, with **existing enterprise customers receiving a $100 credit**.

## Key points

- Labelbox raised **$100M+ in Series E** at a **$1.25B pre-money valuation**, led by Infinitum Partners with a credit facility
- Funds will expand **Horizon (RL environments)** and **Recursion Managed Agents**, now open to enterprise customers since October 2026
- Company reports **profitability in 2026**, **5x year-over-year growth**, and **400+ customers**, including 90% of top U.S. AI labs

## Why it matters

Labelbox’s funding underscores growing demand for **scalable RL environments and agentic automation**, targeting AI labs, hyperscalers, and enterprises. Its **self-built infrastructure** and **cost-efficiency claims** (e.g., 32% review savings) position it as a key player in **enterprise AI workflows** and **agentic tooling**.

## Sources

1. [Labelbox Raises $100M+ Series E at $1.25B Valuation to Advance RL and AI Agents](https://unite.ai/labelbox-raises-100m-plus-series-e-at-1-25b-valuation-to-advance-rl-and-ai-agents) (Unite.AI, 2026-10-14)

## Cite

Digest AI, "Labelbox raises $100M+ Series E at $1.25B valuation to expand AI agents and RL tools", 14 October 2026, https://digestai.news/story/labelbox-raises-100m-series-e-at-1-25b-valuation-to-expand-ai-agents-a

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