Company lists · Data refreshed November 2026

Top 11 Chatgpt development companies based in the United States

RevenueBase identified 47 company matches for chatgpt development companies associated with the United States as of November 2026 and tracks 228 professional contacts across them, including 45 with verified work emails. San Francisco is the largest hub.

This list covers company matches for chatgpt development 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 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
47Companies
228Contacts tracked
45Verified emails
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The 11 largest chatgpt development companies based in the United States

Ranked by team size
Top 11 of 47 company matches for chatgpt development companies 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 matchMiddletown, DE, United StatesHQ recorded Nov 6, 202611-5047 contacts →

Exact match

“We are a group of developers from Singapore, US, Africa, UK & India who are engaged in Chat Bot, Artificial Intelligence (AI), Natural Language Processing (NLP) Machine Learning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“We are a team of AI-Native engineers and strategists passionate about helping forward-thinking companies understand, adopt, and use AI to accelerate business outcomes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Agentz is the first multi-channel ChatGPT-powered AI Assistant purpose-built for small business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“By The People Technologies (BTP) is a catalyst for AI-driven business transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSt. George, UT, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Welcome to GPT 4 Work, your trusted partner in harnessing the full potential of Chat GPT for enhanced productivity and business growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Keymate.AI gives ChatGPT eyes and memory, by 1) Creating a bridge between Google Search and ChatGPT 2) Providing a Personal Knowledge Base for you Keymate.AI has registered users…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchClovis, CA, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“ChatGPT, Stripe API, Twilio API, Web Apps, Web Portals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSan Juan, United StatesHQ recorded Nov 6, 202611-501 contacts →

Exact match

“Every call.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMission Viejo, CA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Welcome to Userbin!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Blixem | ChatGPT Conversational Sidebar Access ChatGPT’s full range of conversational capabilities on every tab you open.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSheridan, WY, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Elephant.ai is a custom ChatGPT-powered chatbot that adapts to your website content like an elephant adapts to its environment.with immense power, wisdom, and grace.”

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

Showing 11 of 47 chatgpt development companies based in the United States

See the full list, filter by size, metro and specialty, and access 45 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Chatgpt development companies based in the United States at a glance

As of Nov 6, 2026
19.7%Verified-email coverage
4.9Average contacts per company
1-10Median size (employees)
12.8%Largest-city concentration · San Francisco
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
34
11-50
12
51-200
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 47 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 “chatgpt development 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 45 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 “chatgpt development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many chatgpt development companies are there based in the United States?

RevenueBase identified 47 company matches for chatgpt development companies 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?

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

Which city has the most chatgpt development companies?

San Francisco leads with 6 company records, followed by New York (5) and Austin (2).

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 45 professional contacts with verified work emails tracked across these 47 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.