Series B · AI

Arcee AI raises at least $150M Series B for open-model development

Vista Equity Partners, Cambium Capital and Emergence Capital co-led the financing, which valued Arcee AI above $1B.

The company plans to direct the funding toward its next generation of Trinity models, research and systems engineering, and the computing and data infrastructure behind model training.

The capital also supports Arcee’s work with the U.S. Department of Energy and national laboratories, alongside products that help organizations customize and operate open models. The company announced the Series B without stating an amount; collected financing coverage subsequently reported at least $150 million.

Use of funds

Fund computing clusters and data pipelines for next-generation foundation models

Scale AI research and systems engineering

Broaden open-model customization and orchestration products

Expand strategic deployment contracts across the U.S. Department of Energy and national laboratories

Funding history

Series B · This round≥$150M

Sources

  1. arcee.ai
  2. Arcee AI Raises At Least USD150M in Series B Funding at Over USD1 Billion Valuationfinsmes.com · Sep 21, 2026