Company lists · Data refreshed November 2026

Top 25 AI customer service startups based in the United States

RevenueBase identified 1,837 company matches for AI customer service startups associated with the United States as of November 2026 and tracks 63,134 professional contacts across them, including 20,574 with verified work emails. San Francisco is the largest hub.

This list covers company matches for AI customer service startups 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 November 6, 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 Nov 6, 2026 How this list was built
1,837Companies
63,134Contacts tracked
20,574Verified emails
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The 25 largest AI customer service startups based in the United States

Ranked by team size
Top 25 of 1,837 company matches for AI customer service startups based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchCampbell, CA, United StatesHQ recorded Nov 6, 202610001+9,332 contacts →

Exact match

“24]7.ai™ customer engagement solutions use conversational artificial intelligence to understand customer intent, enabling companies to create personalized, predictive, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 20265,001-10,0007,195 contacts →

Exact match

“Move beyond deflection.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBoston, MA, United StatesHQ recorded Nov 6, 20261,001-5,0002,980 contacts →

Exact match

“Klaviyo (NYSE: KVYO) is the autonomous B2C CRM.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSan Ramon, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,840 contacts →

Exact match

“Five9 provides a comprehensive suite of CX solutions, powered by Five9 Genius AI, to elevate customer experiences that deliver better business outcomes in the era of The New CX.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026n/a2,072 contacts →

Exact match

“Human-Led, Tech-Powered Customer Service Liveops helps enterprise brands deliver flexible customer service that builds trust, strengthens loyalty, and adapts to changing demand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchScottsdale, AZ, United StatesHQ recorded Nov 6, 20261,001-5,0001,642 contacts →

Exact match

“Build amazing customer experiences with Nextiva’s AI-powered platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSan Ramon, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,563 contacts →

Exact match

“Dialpad is the leading AI-powered communications intelligence platform creating human-first, AI-enhanced solutions that will drive the next wave of how businesses communicate with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBoston, MA, United StatesHQ recorded Nov 6, 2026501-1,0001,098 contacts →

Exact match

“AI CRM and workflow platform where people and AI agents work together, with no limits on users, agents, or scale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 20261,001-5,0001,040 contacts →

Exact match

“XtendOps is an AI-powered BPO built for modern customer experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026201-5001,036 contacts →

Exact match

“Sierra helps businesses build better, more human customer experiences with AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 20261,001-5,000989 contacts →

Exact match

“Gupshup is the leading platform for building and deploying industry-trained Conversational AI Agents for every business across marketing, commerce, and support use cases.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 20261,001-5,000848 contacts →

Exact match

“We’re Intercom, the AI customer service company helping businesses deliver incredible customer experiences at scale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSunnyvale, CA, United StatesHQ recorded Nov 6, 2026501-1,000802 contacts →

Exact match

“eGain is a leading provider of AI-powered knowledge management and customer experience automation solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSan Mateo, CA, United StatesHQ recorded Nov 6, 20261,001-5,000728 contacts →

Exact match

“Yellow.ai powers the future of service with Agentic AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchChicago, IL, United StatesHQ recorded Nov 6, 2026n/a703 contacts →

Exact match

“Call Center Studio is an AI-powered, cloud-based contact center software that redefines how businesses engage with their customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026201-500488 contacts →

Exact match

“Gorgias is the Conversational AI platform for ecommerce that drives sales and resolves support inquiries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchPalo Alto, CA, United StatesHQ recorded Nov 6, 2026201-500452 contacts →

Exact match

“SaaS Labs is all about helping sales and support teams reach their full potential.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWestborough, MA, United StatesHQ recorded Nov 6, 2026501-1,000452 contacts →

Exact match

“Vsynergize.ai is your strategic transformation partner, combining AI-driven technology, expert services, and flexible talent solutions to accelerate your business success.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRedwood City, CA, United StatesHQ recorded Nov 6, 2026201-500363 contacts →

Exact match

“Observe.AI is the AI Agents platform for customer experience, designed to help organizations deliver faster, smarter, and more efficient customer service at scale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026201-500345 contacts →

Exact match

“The leading provider of enterprise AI agents for customer service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWaltham, MA, United StatesHQ recorded Nov 6, 2026201-500338 contacts →

Exact match

“CallMiner is the global leader in AI-powered conversation intelligence and customer experience (CX) automation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026201-500313 contacts →

Exact match

“ASAPP is an artificial intelligence solution provider committed to solving the toughest problems in customer service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSan Mateo, CA, United StatesHQ recorded Nov 6, 2026201-500300 contacts →

Exact match

“Netomi is the enterprise agentic CX platform built for the world's most complex environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNorthridge, CA, United StatesHQ recorded Nov 6, 202651-200288 contacts →

Exact match

“Broadvoice makes it easy for companies to connect with their customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHenderson, NV, United StatesHQ recorded Nov 6, 202651-200276 contacts →

Exact match

“Conversive is the world’s first Intelligent & Empathetic Conversations AI Platform, redefining how businesses engage customers in life-changing decisions with trust, care, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,837 AI customer service startups based in the United States

See the full list, filter by size, metro and specialty, and access 20,574 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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AI customer service startups based in the United States at a glance

As of Nov 6, 2026
32.6%Verified-email coverage
34.4Average contacts per company
1-10Median size (employees)
8.2%Largest-city concentration · San Francisco
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,082
11-50
517
51-200
162
201-500
42
501-1,000
13
1,001-5,000
17
5,001-10,000
1
10001+
2

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 1,837 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 customer service startups” 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 20,574 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 November 6, 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 customer service startups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many AI customer service startups are there based in the United States?

RevenueBase identified 1,837 company matches for AI customer service startups associated with the United States as of November 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?

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

Which city has the most AI customer service startups?

San Francisco leads with 151 company records, followed by New York (111) and Austin (66).

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 20,574 professional contacts with verified work emails tracked across these 1,837 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 November 6, 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.