Company lists · Data refreshed September 2026

Top 25 AI text generation companies based in the United States

RevenueBase identified 341 AI text generation companies headquartered in the United States as of September 2026 and tracks 8,440 professional contacts across them, including 1,812 with verified work emails and 1,777 with mobile numbers. San Francisco is the largest hub.

This list covers AI text generation companies 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 7, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 7, 2026 86% judged on-target in blind review
341Companies
8,440Contacts tracked
1,812Verified emails
1,777Mobile numbers
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The 25 largest AI text generation companies based in the United States

Ranked by team size
Top 25 of 341 AI text generation companies based in the United States, ranked by team size, largest first. Data refreshed Sep 7, 2026. RevenueBase Smart Search rates how each company's information relates to AI text generation companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceBurlington, MA, United StatesHQ checked Sep 7, 202610001+3,544 contacts →

“Nuance Communications is a technology pioneer with market leadership in conversational, ambient, and generative AI.”

Source: company website · checked Sep 7, 2026
2Indirect evidenceNew York, United StatesHQ checked Sep 7, 2026n/a679 contacts →

“Research Lab.”

Source: company website · checked Sep 7, 2026
3Indirect evidenceHouston, TX, United StatesHQ checked Sep 7, 2026201-500347 contacts →

“Flip Robo is an artificial intelligence company.”

Source: company website · checked Sep 7, 2026
4Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 7, 2026201-500321 contacts →

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

Source: company website · checked Sep 7, 2026
5Partial evidenceFrisco, TX, United StatesHQ checked Sep 7, 2026201-500237 contacts →

“Most enterprises don't have an AI problem; they have an execution problem.”

Source: company website · checked Sep 7, 2026
6Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 7, 202651-200234 contacts →

“Gnani AI is the frontier Voice AI company the world runs on.”

Source: company website · checked Sep 7, 2026
7Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 7, 202651-200147 contacts →

“At Murf AI, we believe voice will always be humanity’s most natural interface and we empower builders and creators to unlock the full potential of AI voice.”

Source: company website · checked Sep 7, 2026
8Strong evidenceNew York, NY, United StatesHQ checked Sep 7, 202651-200125 contacts →

“Yseop is the leader in Generative AI for regulated industries, changing the way content automation solutions are delivered with a human-centric, AI platform.”

Source: company website · checked Sep 7, 2026
9Partial evidenceMountain View, CA, United StatesHQ checked Sep 7, 202651-200108 contacts →

“Inworld AI is a realtime AI research lab and model provider, providing Voice AI built for realtime conversation that feels as human as it sounds.”

Source: company website · checked Sep 7, 2026
10Partial evidenceMclean, VA, United StatesHQ checked Sep 7, 202651-20095 contacts →

“AppTek.ai is a global leader in artificial intelligence (AI) and machine learning (ML) technologies for automatic speech recognition (ASR), neural machine translation (NMT)…”

Source: company website · checked Sep 7, 2026
11Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 7, 202651-20077 contacts →

“At BotsCrew, we revolutionize the way companies engage with their customers and empower their employees through innovative generative AI agents and voice assistants.”

Source: company website · checked Sep 7, 2026
12Partial evidencePalo Alto, CA, United StatesHQ checked Sep 7, 202651-20076 contacts →

“DeepBrain AI is a leading company in artificial intelligence, offering innovative solutions that enhance human interaction and media content creation.”

Source: company website · checked Sep 7, 2026
13Partial evidenceSeattle, WA, United StatesHQ checked Sep 7, 202651-20069 contacts →

“WellSaid is the AI voiceover platform built for professional audio production.”

Source: company website · checked Sep 7, 2026
14Strong evidenceMorristown, NJ, United StatesHQ checked Sep 7, 2026201-50061 contacts →

“Mission-Critical Generative AI - Arria is a recognized global leader in Artificial Intelligence (AI), natural language technologies, and Generative AI.”

Source: company website · checked Sep 7, 2026
15Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 7, 2026201-50050 contacts →

“Unlock the power of AI with Odin AI – your all-in-one solution for personalized content generation, chatbot interaction, document collaboration, and actionable insights.”

Source: company website · checked Sep 7, 2026
16Partial evidenceCambridge, MA, United StatesHQ checked Sep 7, 202651-20049 contacts →

“We are a leading AI development company that assists businesses of all sizes to conceptualize, design, and build enterprise AI applications, train and enhance LLMs, and hire…”

Source: company website · checked Sep 7, 2026
17Partial evidenceCambridge, MA, United StatesHQ checked Sep 7, 202651-20044 contacts →

“Simbo AI, is a groundbreaking technology company providing Enterprise Gen AI platform for enterprises.”

Source: company website · checked Sep 7, 2026
18Partial evidenceLos Gatos, CA, United StatesHQ checked Sep 7, 202611-5040 contacts →

“Yobi is a cutting-edge AI company that employs digital synths to create a new kind of employee who can handle tasks related to sales, customer service, and marketing.”

Source: company website · checked Sep 7, 2026
19Partial evidenceNeedham, MA, United StatesHQ checked Sep 7, 202611-5033 contacts →

“Explore the power of custom AI with CustomGPT.ai, where creating your tailored chatbot is simplified.”

Source: company website · checked Sep 7, 2026
20Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 7, 202611-5032 contacts →

“At Rime, we're on a mission to make voice AI feel more human.”

Source: company website · checked Sep 7, 2026
21Partial evidenceSan Mateo, CA, United StatesHQ checked Sep 7, 202611-5030 contacts →

“CoeFont is an AI voice platform built to make cross-lingual communication effortless.”

Source: company website · checked Sep 7, 2026
22Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 7, 202611-5024 contacts →

“Nota is SaaS company offering an innovative set of assistive AI tools that expand the reach and impact of human-authored stories.”

Source: company website · checked Sep 7, 2026
23Partial evidenceMiddletown, DE, United StatesHQ checked Sep 7, 20261-1024 contacts →

“Jaydus AI is an all-in-one AI platform that provides small and medium-sized businesses (SMBs) with the tools they need to leverage AI effectively.”

Source: company website · checked Sep 7, 2026
24Indirect evidenceLas Vegas, NV, United StatesHQ checked Sep 7, 202611-5019 contacts →

“askROI, Inc.”

Source: company website · checked Sep 7, 2026
25Indirect evidenceSan Jose, CA, United StatesHQ checked Sep 7, 202611-5019 contacts →

“HULI is formed from the words "human-like", which means resembling a human.”

Source: company website · checked Sep 7, 2026

Showing 25 of 341 AI text generation companies based in the United States

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AI text generation companies based in the United States at a glance

As of Sep 7, 2026
21.5%Verified-email coverage
21.1%Mobile-number coverage
24.8Average contacts per company
1-10Median size (employees)
13.2%Largest-city concentration · San Francisco
Sep 7, 2026Page data refreshed

Companies by employee count

1-10
210
11-50
88
51-200
27
201-500
11
501-1,000
1
1,001-5,000
1
10001+
3

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 text generation companies, 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 text generation companies”. 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 text generation companies), 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 text generation companies, 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, 1,812 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 7, 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.

AI text generation companies by metro

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 text generation companies, 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 text generation companies are there based in the United States?

RevenueBase identified 341 AI text generation companies 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?

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

Which city has the most AI text generation companies?

San Francisco leads with 45 headquartered companies, followed by New York (21) and Los Angeles (17).

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 1,812 verified decision-maker contacts tracked across these 341 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 7, 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.