capital · May 16, 2026
Arize AI Raises $70 Million Series C Led by Adams Street Partners
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Arize AI closed a $70 million Series C round on February 20, 2025, led by Adams Street Partners with participation from M12, SineWave Ventures, and OMERS Ventures. The funding brought total capital raised above $130 million and supported product improvements plus growth in voice and AI agent segments. Customers include Uber, Klaviyo, and Tripadvisor. The Berkeley-based company also maintains the open-source Arize Phoenix tool with over two million monthly downloads.
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