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Arthur AI

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A platform that monitors and improves the performance of machine learning models

New York City, United StatesFounded 2018AI
Valuation $250–500M Last recorded · 2022
Revenue $1–10M Latest reported FY
Headcount <100 Current team size
Total funding $50–100M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Arthur AI and the history behind them.

About Arthur AI

Arthur.ai is a startup that provides a platform for deploying and managing machine learning models (MLMs) and large language models (LLMs). The platform is designed to be flexible and scalable, accommodating the dynamic needs of enterprises. It is model- and platform-agnostic, meaning it can work with any type of machine learning model and can be deployed on any platform, whether it's a leading cloud provider or an on-premise installation.

The company's main offering is a monitoring platform for MLMs and LLMs. This platform allows businesses to view all their models and manage their performance in one place, regardless of how they were built or where they are deployed. It also provides real-time metrics and optimization, alerting users when a metric crosses a set threshold.

Arthur.ai's solutions are designed to ensure that MLMs and LLMs adhere to rigorous standards and promote responsible practices. The company has strong connections with the research community, which helps it stay ahead of the curve in this fast-moving field.

The platform also facilitates collaboration and productivity by allowing for quick, seamless communication across teams and organizations. It features fully customizable and flexible permissions, enabling streamlined stakeholder engagement.

Arthur.ai operates in the machine learning operations (MLOps) market, serving clients that range from small businesses to large enterprises. Its business model is likely based on a subscription or usage-based pricing model, where clients pay for the services they use.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2018
Headquarters
New York City, United States
Employees
39
Open positions
2
Dealroom signal
71.9/100
Industry
Enterprise Software
Sector
AI, Core AI, Spinout, Insurtech Related, Safetytech Related, MLops, AI Data Preparation and Generation, DT and LS
Technology
Artificial Intelligence, Deep Tech, Machine Learning
Business model
SaaS
Client focus
b2b

Funding history

4 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES BOther financing Sep 2022 $42M $168M Work-Bench · Plexo Capital · Greycroft Partners · Index Ventures ↗
SERIES AOther financing Dec 2020 $15M $60M ACrew Capital · Plexo Capital · Index Ventures —
Showing the latest 2 of 4 recorded eventsBook a demo for the full funding history →

Financials

Revenue over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

YearRevenueGrowth
2026
2025
2024
2023
2022
2021
2020 —
Company filings, research estimates and Dealroom dataBook a demo for the full financial model →

Growth signals

Arthur AI website traffic

Latest recorded traffic for Arthur AI is 34K monthly website visits, up 54.5% over the last three months. Arthur AI's team declined 4.9% over the past year.

Latest monthly visits34K 3-month web change+54.5% 1-year team growth-4.9%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Similar companies

Closest operating peers by Dealroom taxonomy

Company identity and context are open; selected comparison metrics preview what is available on the platform.

Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

9 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed4 investors entered at this stage

Series A4 investors entered at this stage

Other known investors1 additional known investor

  • University of Maryland
Team profiled 19 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 2 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇺🇸 United States94.7%
🇬🇧 United Kingdom5.3%
2 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Arthur 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

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