Company lists · Data verified August 2026

Top 25 AI chatbot platforms based in the United States

Name: AI chatbot platforms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 2,059 companies tracked

There are 2,059 AI chatbot platforms headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 44,025 professional contacts across them, including 15,979 with verified work emails and 9,482 with mobile numbers. San Francisco is the largest hub.

This list covers AI chatbot 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. Data current as of August 28, 2026.

2,059Companies

44,025Contacts tracked

15,979Verified emails

9,482Mobile numbers

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The 25 largest AI chatbot platforms based in the United States

Ranked by team size

Top 25 of 2,059 AI chatbot platforms based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Nuance Communications	Seattle, WA	10001+	3,587	564
2	Outsystems	Boston, MA	1,001-5,000	1,968	1,193
3	Writer	San Francisco, CA	n/a	1,564	391
4	Dialpad	San Ramon, CA	1,001-5,000	1,463	840
5	Creatio	Boston, MA	501-1,000	976	605
6	Airtable	San Francisco, CA	501-1,000	928	484
7	Vendasta	Boston, MA	501-1,000	768	268
8	Gorgias	San Francisco, CA	201-500	486	263
9	observe.ai	Redwood City, CA	201-500	373	179
10	Flip Robo Technologies LLC	Houston, TX	201-500	349	1
11	Honeybook	San Francisco, CA	201-500	333	248
12	ASAPP	Mountain View, CA	201-500	327	153
13	Go2	Remote First	501-1,000	309	50
14	Sms-Magic	Henderson, NV	51-200	293	56
15	Intelepeer	Centennial, CO	201-500	285	158
16	Kustomer	New York, NY	201-500	263	128
17	Straker	Philadelphia, PA	201-500	261	58
18	USHUR	Santa Clara, CA	201-500	252	96
19	character.ai	Redwood City, CA	51-200	228	75
20	Artisan	San Francisco	51-200	211	37
21	abacus.ai	San Francisco, CA	51-200	205	94
22	Modular	n/a	51-200	184	94
23	Drift, A Salesloft Company	Seattle, WA	501-1,000	168	15
24	Biz4group LLC	Orlando, FL	51-200	139	68
25	Conversica	San Francisco, CA	51-200	130	44

Showing 25 of 2,059 AI chatbot platforms based in the United States

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AI chatbot platforms based in the United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

San FranciscoLargest hub · 190 HQs

9,482Contacts with mobile numbers

80Emails re-verified in last 30 days

Companies by employee count

1-10

1,281

11-50

577

51-200

146

201-500

501-1,000

1,001-5,000

10001+

AI chatbot platforms by metro

Metro	Companies
AI chatbot platforms in San Francisco	190
AI chatbot platforms in New York	125
AI chatbot platforms in Miami	70
AI chatbot platforms in Austin	63
AI chatbot platforms in Los Angeles	59
AI chatbot platforms in Sheridan	39
AI chatbot platforms in Dover	37

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “AI chatbot platforms”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 80 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many AI chatbot platforms are there based in the United States?

There are 2,059 AI chatbot platforms headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Nuance Communications, headquartered in Seattle, tops this list with the largest team on record.

Which city has the most AI chatbot platforms?

San Francisco leads with 190 headquartered companies, followed by New York (125) and Miami (70).

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 15,979 verified decision-maker contacts tracked across these 2,059 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.