How Much Did Arize AI Raise? Funding & Key Investors

Date August 18, 2025
A

Arize AI

COMPANY INFO

Arize AI, officially named Arize AI Inc., was founded in January 2020 by Jason Lopatecki and Aparna Dhinakaran. The company, headquartered in Berkeley, California, has approximately 118-125 employees and operates in the software development and AI observability industry. Arize AI provides a cutting-edge observability and evaluation platform for AI and large language models (LLMs), enabling developers to monitor, troubleshoot, and improve AI models in production. Their platform helps decode the AI black box, ensuring reliability and trust in complex AI systems.

How Much Did Arize AI, Inc Raise? Funding & Rounds and Investors

Arize AI, Inc, founded in January 2020 by Jason Lopatecki and Aparna Dhinakaran, is a leader in the software development and AI observability sector. Headquartered in Berkeley, California, Arize AI develops a platform dedicated to AI model observability and evaluation, especially for large language models (LLMs). Their cutting-edge technology helps teams monitor, debug, and improve AI models in production, offering clarity and trust in the rapidly evolving field of artificial intelligence.

Arize AI funding has propelled its rapid growth, with the company raising a total of $131 million across four funding rounds. The company’s funding strategy has focused on key milestones: initial product launch, platform development, scaling operations, and, most recently, expanding offerings for AI evaluation and monitoring. Strategic investments in Arize AI funding rounds have enabled the company to double its headcount, accelerate open-source initiatives, and enhance AI agent segments. Notable Arize AI investors include leading venture capital firms and strategic partners from across the technology and AI ecosystem.

Funding Rounds

Series C - $70M - February 20, 2025

This round aimed to accelerate Arize AI’s mission for robust AI evaluation and observability. Proceeds are focused on scaling AI evaluation and monitoring for LLMs and AI agents, expanding open-source solutions, and growing the engineering team.

Series B - $38M - September 8, 2022

Series B funding was directed toward expanding the MLOps platform for enterprise customers, scaling R&D efforts, and doubling the company’s workforce.

Series A - $19M - September 28, 2021

Series A financing supported product development and scaling Arize AI’s observability capabilities, solidifying its position in the AI and machine learning infrastructure market.

Seed - $4.02M - February 18, 2020

Seed funding facilitated the company’s initial launch and the development of its AI observability platform.

Key Investors

Adams Street Partners

Adams Street Partners led Arize AI’s Series C round, playing a pivotal role in enabling the company's recent growth through strong capital support for product innovation and expansion into AI agent infrastructure.

Battery Ventures

As the lead in Arize AI’s Series A, Battery Ventures provided essential capital for early product scaling and backed the company’s foundational technology development.

TCV

TCV led the Series B round, supporting Arize AI’s expansion of its enterprise MLOps and helping scale R&D operations for AI observability.

Foundation Capital

Foundation Capital was instrumental from the beginning, leading the seed round and providing fundamental backing for the initial launch phase.

M12 (Microsoft's venture fund)

M12 brings the strategic expertise and network of Microsoft, supporting Arize AI’s long-term growth and credibility within the AI industry.

Sinewave Ventures

Sinewave Ventures was one of several institutional VCs that contributed to Arize AI’s consecutive investment rounds, supporting the company’s journey in AI observability.

Archerman Capital

Archerman Capital participated in growth investments, helping accelerate Arize AI’s innovations in AI and machine learning infrastructure.

OMERS Ventures

OMERS Ventures invested to support Arize AI’s platform scalability and long-term vision for delivering trusted AI systems.

Industry Ventures

Industry Ventures joined later-stage rounds, adding to the company’s investor strength and helping reinforce its market standing.

PagerDuty

PagerDuty’s investment reflects confidence in Arize AI’s observability solutions and creates opportunities for strategic technology partnerships.

Datadog

As a key investor, Datadog brings valuable synergies in observability and monitoring, paralleling Arize’s mission for trustworthy AI operations.

Swift VC

Swift VC added to the capital pool, enabling further research and growth in Arize AI’s core product areas.

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