Company lists · Data refreshed September 2026
Top 23 Language understanding platforms based in the United States
RevenueBase identified 466 language understanding platforms headquartered in the United States as of September 2026 and tracks 13,778 professional contacts across them, including 3,381 with verified work emails and 2,809 with mobile numbers. San Francisco is the largest hub.
This list covers language understanding 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. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 4, 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.
The 23 largest language understanding platforms based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 3,587 | ||||
“Nuance Communications is a technology pioneer with market leadership in conversational, ambient, and generative AI.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,564 | ||||
“WRITER is where the world’s leading enterprises orchestrate AI-powered work.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | Flip Robo Technologies LLCIndirect evidence | 349 | |||
“Flip Robo is an artificial intelligence company.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | 258 | ||||
“Deepgram is the real-time API platform powering the trillion-dollar Voice AI economy.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 254 | ||||
“Sanas is the world's first and most trusted real-time Speech AI platform.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 230 | ||||
“Gnani AI is the frontier Voice AI company the world runs on.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | 228 | ||||
“Character.AI isn’t just another AI chat app-it’s an infinite playground for your imagination, creativity, and exploration.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 157 | ||||
“The AI engineering platform for teams shipping reliable AI agents and LLM applications.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 145 | ||||
“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 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | 112 | ||||
“Predigle, an EsperGroup company, is focused on building a disruptive technology platform that revolutionizes the way businesses conduct their daily operations.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 103 | ||||
“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 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | John Snow LabsPartial evidence | 102 | |||
“John Snow Labs, the AI for Healthcare company, provides state-of-the-art software, language models, and data to help healthcare and life science organizations build, deploy, and…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | 101 | ||||
“AssemblyAI is the best way to build Voice AI apps.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | 100 | ||||
“We build AI-driven software for the future of consumer engagement.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | 83 | ||||
“Striveworks helps organizations get the most out of their investment in artificial intelligence.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 16 | 74 | ||||
“Pypestream is reimagining how enterprises connect with their customers in the era of Applied AI.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 17 | StudioxPartial evidence | 74 | |||
“Incorporate AI into your products, workflows, and customer support using StudioX, the Enterprise AI Platform.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 18 | 60 | ||||
“Iterate.ai is an innovation-focused software company that builds enterprise-ready AI platforms and applications.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 19 | smallest.aiIndirect evidence | 60 | |||
“Smallest.ai is an AI research lab pioneering the future of compact, powerful models.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 20 | 60 | ||||
“DataOrb is a pioneering AI company transforming how organizations understand and act on customer conversations.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 21 | 54 | ||||
“We are now part of Uniphore!” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 22 | 51 | ||||
“Avodah™ is an advanced Artificial intelligence (AI) technology company that meets the most basic human need to be heard, seen, and understood.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 23 | 48 | ||||
“Newo Inc, a company based in Silicon Valley, California, is the creator of the Newo.ai Human-like AI Employee Builder.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 23 of 466 language understanding platforms based in the United States
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Language understanding platforms based in the United States at a glance
As of Sep 4, 2026Companies by employee count
Verified emails by last verification
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 language understanding platforms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 “language understanding platforms”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among language understanding platforms, 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 an evidence 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, 3,381 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 4, 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.
Language understanding platforms by metro
- Language understanding platforms in San Francisco75
- Language understanding platforms in New York26
Frequently asked
How many language understanding platforms are there based in the United States?
RevenueBase identified 466 language understanding platforms 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 Seattle, tops this list with the largest team on record.
Which city has the most language understanding platforms?
San Francisco leads with 75 headquartered companies, followed by New York (26) and San Jose (15).
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 3,381 verified decision-maker contacts tracked across these 466 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 4, 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.
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