Company lists · Data refreshed October 2026

Top 25 AI agent evaluation software companies based in the United States

RevenueBase identified 88 company matches for AI agent evaluation software companies associated with the United States as of October 2026 and tracks 2,979 professional contacts across them, including 261 with verified work emails. San Francisco is the largest hub.

This list covers company matches for AI agent evaluation software companies associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 20, 2026 How this list was built
88Companies
2,979Contacts tracked
261Verified emails
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The 25 largest AI agent evaluation software companies based in the United States

Ranked by team size
Top 25 of 88 company matches for AI agent evaluation software companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 2026n/a1,176 contacts →

Exact match

“Kaggle is a global community of practitioners, researchers, and enthusiasts building and advancing the frontier of AI.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
2Exact matchMountain View, CA, United StatesHQ recorded Oct 20, 202651-200488 contacts →

Exact match

“Build Super Accurate AI with us.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
3Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 2026201-500373 contacts →

Exact match

“At LangChain, our mission is to make intelligent agents ubiquitous.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 2026n/a199 contacts →

Exact match

“Build reliable AI agents with monitoring, testing, and replay analytics.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
5Exact matchSan Francisco Bay, CA, United StatesHQ recorded Oct 20, 202651-20084 contacts →

Exact match

“RagaAI builds AI agents for healthcare and clinical research, taking the manual, repetitive work off teams so they can focus on patients and outcomes.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
6Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 202651-20045 contacts →

Exact match

“The next generation of AI won't be built by five companies.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
7Exact matchDover, DE, United StatesHQ recorded Oct 20, 202611-5033 contacts →

Exact match

“BotGauge AI is a fully managed Autonomous testing partner for modern software teams.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
8Exact matchAustin, TX, United StatesHQ recorded Oct 20, 202611-5031 contacts →

Exact match

“Metrum AI offers industry-specific AI Agents and AI Model & Agent Evaluation products.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, United StatesHQ recorded Oct 20, 202611-5028 contacts →

Exact match

“Coval accelerates AI agent development with automated testing for chat, voice, and other objective-oriented systems.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 202611-5027 contacts →

Exact match

“At Maxim AI, we are building the production infrastructure for AI.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Oct 20, 202611-5025 contacts →

Exact match

“Trusted by Fortune 100s, Arthur enables you to discover every agent, enforce policies at scale, and ship reliable AI across ML, GenAI, and agentic systems.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
12Exact matchAustin, TX, United StatesHQ recorded Oct 20, 202611-5023 contacts →

Exact match

“Fastn helps software companies deliver tailored AI agents that work safely and dependably across their customers' enterprise systems.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Oct 20, 202611-5012 contacts →

Exact match

“Plurai is the Reliability Platform for AI agents.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
14Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 202611-5011 contacts →

Exact match

“Okteto is the only AI agent platform built for production-ready code.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Oct 20, 202611-5011 contacts →

Exact match

“Arklex is building a platform for AI agent readiness.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
16Exact matchOrinda, DE, United StatesHQ recorded Oct 20, 20261-1011 contacts →

Exact match

“PYRAMYD is building Product Graph, an AI-powered operating system for enterprise software teams that connects product operations, competitive intelligence, sales enablement, RFX…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
17Exact matchFrisco, TX, United StatesHQ recorded Oct 20, 202611-5011 contacts →

Exact match

“Mayhem Shield provides independent, buyer-side AI implementation assurance for enterprises deploying AI tools into production.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Oct 20, 202611-5010 contacts →

Exact match

“Haize Labs builds 99.9% reliable agentic systems.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
19Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 202611-5010 contacts →

Exact match

“Confident AI an AI quality platform and is the easiest way for any organization to build reliable AI.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 20261-1010 contacts →

Exact match

“Glidely is the AI agent that finds, vets, and speaks with SaaS vendors so you don’t have to.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
21Exact matchNashville, TN, United StatesHQ recorded Oct 20, 202611-509 contacts →

Exact match

“AppStream Studio is your agentic AI partner.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
22Exact matchSaginaw, MI, United StatesHQ recorded Oct 20, 20261-108 contacts →

Exact match

“Evaluate AI Agents before launch, supervise in production, and publish human readable proof across any vendor or system.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
23Exact matchSan Francisco, CA, United StatesHQ recorded Oct 20, 20261-105 contacts →

Exact match

“UpTrain helps solve internal needs (evaluation and prompt experimentation) to external ones and helps instil trust in your users.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, United StatesHQ recorded Oct 20, 20261-103 contacts →

Exact match

“A collaborative AI observability platform.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
25Exact matchCharlotte, NC, United StatesHQ recorded Oct 20, 20261-102 contacts →

Exact match

“The Rehearsal Studio for AI Agents”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase

Showing 25 of 88 AI agent evaluation software companies based in the United States

See the full list, filter by size, metro and specialty, and access 261 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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AI agent evaluation software companies based in the United States at a glance

As of Oct 20, 2026
8.8%Verified-email coverage
33.9Average contacts per company
1-10Median size (employees)
23.9%Largest-city concentration · San Francisco
Oct 20, 2026Page data refreshed

Companies by employee count

1-10
58
11-50
24
51-200
5
201-500
1

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 88 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “AI agent evaluation software companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 261 professional contacts with verified work emails across the full matched dataset. 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 October 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “AI agent evaluation software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many AI agent evaluation software companies are there based in the United States?

RevenueBase identified 88 company matches for AI agent evaluation software companies associated with the United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Kaggle tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most AI agent evaluation software companies?

San Francisco leads with 21 company records, followed by New York (12) and Austin (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 261 professional contacts with verified work emails tracked across these 88 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 20, 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 SmartSearch, 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.