Arthur

formerly ArthurAI

Ship Reliable AI Agents Fast

New York, United States · Founded 2018 · $60.3M raised

Headquarters
New York, New York
Employees
51–200
Founded
2018
Business Model
B2B
Website
arthur.ai
Total Funding
$60.3M
Last Round
$42.0M Series BSep 2022
Rounds
3

About

Arthur is an AI lifecycle management platform that helps enterprise teams evaluate, monitor, and govern AI models across traditional ML, generative AI, and agentic systems. It provides real-time evals, built-in guardrails to block problematic outputs, and agent discovery tools to ensure reliability and policy compliance. Arthur supports flexible deployment via SaaS, on-premises, or through AWS and GCP marketplaces.

Summary

Arthur is an Artificial Intelligence company based in New York, United States, founded in 2018. It has raised $60.3M in total across 3 rounds, most recently a $42.0M Series B round in Sep 2022. Investors include Index Ventures, Acrew Capital and Greycroft.

Tech & App Stack

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Funding History

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Series BSeries BSep 2022
$42.0M

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Seed through Series B — per-round amounts, valuations, and who invested in each round.

Investors

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Arthur on Indexed.vc
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