A
Arize AI
A ML observability platform enabling ML practitioners to better detect and diagnose model issues
About Arize AI
Arize.com is a startup that operates in the artificial intelligence (AI) sector, providing a platform for AI observability and Language Model (LLM) evaluation. The company's primary function is to monitor, troubleshoot, and evaluate machine learning models, including generative models, Natural Language Processing (NLP), computer vision, and recommender models.
Arize's platform is designed to serve top AI companies, offering them analytics and workflows to identify and resolve issues in their AI models. This helps these companies to continuously improve the performance of their AI systems. The platform provides tools for troubleshooting various aspects of AI models, such as LLM traces and spans, and retrieval (RAG).
The company's business model revolves around providing a service to AI companies that need to ensure their AI models are performing optimally. Arize makes money by charging these companies for access to its platform and the tools it provides.
Arize's platform also includes features like task-based LLM evaluations, which allow users to evaluate tasks such as hallucination, relevance, Q&A results, and reference link citation checks. It also provides visibility into where a conversational and agent-based workflow broke across different span types.
The platform also offers intuitive tools to visualize query embeddings alongside knowledge base embeddings for RAG Analysis. This helps users to quickly identify missing context in their knowledge base, when irrelevant context is retrieved, or when hallucinations occur.
In summary, Arize.com is a startup that provides a platform for AI observability and LLM evaluation, serving top AI companies and helping them to improve the performance of their AI models.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2019
- Headquarters
- Berkeley, United States
- Employees
- 197
- Open positions
- 39
- Dealroom signal
- 92.7/100
- Industry
- Enterprise Software
- Sector
- AI, Core AI, Generative AI, MLops, genAI Operation Layer, Woman Founder, AI Applications, AI Agents, DT and LS
- Technology
- Artificial Intelligence, Deep Tech, Machine Learning
- Business model
- SaaS
- Client focus
- b2b
- Investment activity
- 1 company, latest Mar 2025
- Capital deployed
- —
- Preferred round
- ACQUISITION
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES COther financing | Feb 2025 | $70M | $280M | Battery Ventures · Datadog · TCV · M12 | ↗ |
| SERIES BOther financing | Sep 2022 | $38M | $152M | Battery Ventures · Foundation Capital · Swift Ventures · TCV | ↗ |
Financials
Revenue, earnings and other financial measures where available. Years marked “E” are estimates.
Growth signals
Latest recorded traffic for Arize AI is 260K monthly website visits, up 13% over the last three months. Arize AI's team grew 27.9% over the past year.
Open positions
Similar companies
Company identity and context are open; selected comparison metrics preview what is available on the platform.
| Company | Headquarters | Status | Employees | Total funding | Valuation |
|---|---|---|---|---|---|
Virtue AIAI-native security and compliance platform for enterprises |
San Francisco, United States | Acquired | 32 | $30M | $90M |
Inspeq AIEmpower every person and organisation to build reliable, responsible and safe AI |
Dublin, Ireland | Operational | |||
ExaFormerly known as Metaphor Systems. | AI-native search engine for applications and workflows. |
San Francisco, United States | Operational | |||
dottxtMaking AI speak computers |
Dover, United States | Operational | |||
DoublewordEnterprise platform for deploying self-hosted AI models |
London, United Kingdom | Operational | |||
FacultyCustom artificial intelligence systems for enterprise decision-making |
London, United Kingdom | Acquired | |||
EngramLearned memory layer for enterprise AI efficiency. |
San Francisco, United States | Operational | |||
LluminaiAI solutions making industrial data LLM-ready |
Tokyo, Japan | Operational |
Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed3 investors entered at this stage
Foundation Capital
Brett Wilson
Trinity Ventures
Series A4 investors entered at this stage
Battery Ventures
The House Fund
Swift Ventures
TCV
Series B and later8 investors entered at this stage
Adams Street Partners
Datadog
M12
OMERS Ventures
Industry Ventures
SineWave Ventures
PagerDuty
Archerman Capital
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Arize AI on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
See Arize AI’s full profile on Dealroom
Request a free trial to see the complete deal history, financials, people graph and growth signals.
Takes under a minute. Already use Dealroom? Log in.








