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Arthur AI

AI · New York City, United States · Founded 2018

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

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.

Keywords: Machine Learning Models, Large Language Models, Monitoring Platform, Real-time Metrics, Optimization, Collaboration, Productivity, Standards, Responsible Practices, MLOps.

Company overview

Arthur AI company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2018
Headquarters
New York City, United States
Employees
39
Open positions
2
Dealroom signal
71.9
client focusb2btechnologyArtificial IntelligencetechnologyDeep TechtechnologyMachine Learningbusiness modelSaaSsectorCore AIsectorSpinoutsectorInsurtech RelatedsectorSafetytech RelatedsectorMLopssectorAI Data Preparation and GenerationsectorDT and LSindustryEnterprise Software

Valuation & funding

Arthur AI funding history

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
SEEDOther financing Dec 2019 $3.3M $13M Jerry Yang · Index Ventures · Work-Bench · Hunter Walk
SPINOUTOther financing Mar 2018 $0 University of Maryland
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Financials

Revenue and workforce over time

Available revenue and workforce history. Fields without reported data are omitted.

YearRevenueGrowthEmployees
2026 $7.9M 0% 39
2025 $7.9M 0% 41
2024 $7.9M 0% 51
2023 $7.9M +75.1% 62
2022 $4.5M 0% 45
2021 $4.5M +104.5% 45
2020 $2.2M 30
Company filings, research estimates and Dealroom dataOpen 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%
Monthly website visits91 observations · Dec 2018–Jul 2026
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Comparisons

Arthur AI compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Talent graph

Arthur AI's talent

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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.

Investors

9 investors on Arthur AI's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 4 investors entered at this stage
Index Ventures
Work-Bench
Jerry Yang
Hunter Walk
Series A 4 investors entered at this stage
ACrew Capital
Plexo Capital
Greycroft Partners
BAM Elevate
Other known 1 additional known investor
University of Maryland

Global footprint

Where Arthur AI has talent and traffic

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

In the news

Latest news about Arthur AI

Recent press, funding announcements, and product moves mentioning Arthur AI — open to read from the original sources.

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Market sentiment

What the market is saying about Arthur AI

An AI-synthesized read of the highest-engagement posts about Arthur AI on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

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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