Arize AI has raised a total of $131 million across four funding rounds, including a $70 million Series C in February 2025. Founded in January 2020 and headquartered in Berkeley, California, the company employs 101–250 people and provides an AI observability platform to monitor, evaluate, and improve machine learning models and large language models (LLMs). Key investors include Adams Street Partners, Battery Ventures, and TCV. The platform leverages real-time analytics to enhance AI reliability, reduce uncertainty, and optimize model performance, with further global scaling and enterprise adoption anticipated.