Company lists · Data refreshed September 2026
Top 25 AI model testing platforms based in the United States
RevenueBase identified 71 AI model testing platforms headquartered in the United States as of September 2026 and tracks 7,636 professional contacts across them, including 832 with verified work emails. San Francisco is the largest hub.
This list covers AI model testing platforms headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest AI model testing platforms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,170 contacts → | ||||
Partial evidence “Join the AI revolution with Remotasks, where experts can shape the future of AI tools.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,323 contacts → | ||||
Partial evidence “Kaggle is a global community of practitioners, researchers, and enthusiasts building and advancing the frontier of AI.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 401 contacts → | ||||
Partial evidence “Build Super Accurate AI with us.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 382 contacts → | ||||
Strong evidence “Katalon True Platform - the AI Platform for Software Quality.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 317 contacts → | ||||
Partial evidence “Sauce Labs is the world’s largest full-lifecycle, test automation platform, and the company behind Selenium.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 96 contacts → | ||||
Partial evidence “Webomates provides a revolutionary SaaS-based patented testing service called Webomates CQ which is aimed at significantly improving the quality of production software.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 92 contacts → | ||||
Strong evidence “mabl is the agentic testing platform that gives you coverage that builds itself, runs itself, and recovers itself so teams can ship at the speed of AI coding agents with…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 92 contacts → | ||||
Strong evidence “AI platform for Quality Engineering” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 85 contacts → | ||||
Strong evidence “Comet has been building AI developer tools since 2017, first for teams training their own models, and later for those building LLM-powered agents.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 81 contacts → | ||||
Partial evidence “RagaAI builds AI agents for healthcare and clinical research, taking the manual, repetitive work off teams so they can focus on patients and outcomes.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 64 contacts → | ||||
Partial evidence “Appvance is the leader in generative AI for software quality since 2017.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 29 contacts → | ||||
Strong evidence “Essential AI is on a mission to make frontier AI more accessible through an open, collaborative platform.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 28 contacts → | ||||
Strong evidence “Checksum is the continuous quality platform for engineering teams shipping AI-generated code.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 19 contacts → | ||||
Partial evidence “BlinqIO has developed the first-ever AI Test Engineer, capable of performing the work of a human test automation programmer and shifting the role of humans from "hands on"…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 15 contacts → | ||||
Strong evidence “Luminos.AI | Automated AI Governance, Testing & Compliance Platform Luminos automates AI governance, testing, and compliance to help enterprises deploy AI systems safely and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 14 contacts → | ||||
Strong evidence “Coval accelerates AI agent development with automated testing for chat, voice, and other objective-oriented systems.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 14 contacts → | ||||
Strong evidence “Qualiti is an AI-driven platform that shoulders the manual burden of writing, executing, maintaining, and triaging tests, elevating humans to supervisory roles with complete…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 13 contacts → | ||||
Strong evidence “Skyramp is an AI-driven testing platform that acts like a personal QA engineer for your development team.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 13 contacts → | ||||
Partial evidence “Momentic is the agentic quality platform for web and mobile.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 13 contacts → | ||||
Strong evidence “SprintSynergy - AI-Powered QA Testing Agency We help engineering teams ship better software, faster, without QA becoming the bottleneck.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 9 contacts → | ||||
Indirect evidence “Cr24 is redefining how financial and regulated enterprises test, launch, and scale digital content in today’s high-speed competitive environment.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 9 contacts → | ||||
Partial evidence “Evaluate AI Agents before launch, supervise in production, and publish human readable proof across any vendor or system.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 6 contacts → | ||||
Partial evidence “Timetick is an AI-driven low-code development tool that helps companies simulate, test and monitor IoT software solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 6 contacts → | ||||
Strong evidence “Confident AI an AI quality platform and is the easiest way for any organization to build reliable AI.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Strong evidence “A collaborative AI observability platform.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: AI model testing platforms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names AI model testing platforms.
- Partial evidence
- Its own public description names part of AI model testing platforms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name AI model testing platforms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 71 AI model testing platforms based in the United States
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AI model testing platforms based in the United States at a glance
As of Sep 27, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 71 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among AI model testing platforms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “AI model testing platforms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names AI model testing platforms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among AI model testing platforms, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 832 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names AI model testing platforms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many AI model testing platforms are there based in the United States?
RevenueBase identified 71 AI model testing platforms headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Remotasks, headquartered in San Francisco, tops this list with the largest team on record.
Which city has the most AI model testing platforms?
San Francisco leads with 23 headquartered companies, followed by New York (5) and Wilmington (3).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 832 verified decision-maker contacts tracked across these 71 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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