Top 10 Natural Language Processing startups in USA

Updated: March 07, 2024

1
Funding: $11.3B
OpenAI is an AI research and deployment company. Our mission is to ensure that artificial general intelligence benefits all of humanity.
2
Funding: $685M
Fractal partners with Fortune 500 companies to power every human decision in the enterprise.
3
Funding: $451M
SoundHound develops voice-enabled AI and conversational intelligence technologies. It provides Speech-to-Meaning engine and Deep Meaning Understanding technology that can be built in other services and devices. It also develops app for music recognition and voice assistant for search.
4
Funding: $279M
TaskUs is a customer care and back office support company that helps companies provide exceptional experiences for their customers. TaskUs provides AI training and social network content moderation services.
5
Funding: $237M
Primer builds machines that can read and write, automating the analysis of very large datasets. It trawls thousands of sources online, using natural language processing to read and try to make sense of the vast amount of “open source intelligence”.
6
Funding: $232M
Imbue is an independent research lab that trains foundational models to develop AI agents.
7
Funding: $214M
Observe.AI is building a Voice AI platform for call centers. Its first product "Agent Assist"​ empowers call center agents to do their jobs better. The platform provides the agent with real-time feedback on customer sentiment and guides them on next best action during the customer call. The AI platform listens to the call stream in real time, uses deep learning and natural language processing (NLP) to understand the context and generates suggestions and guidance for the agent.
8
Funding: $201.5M
Invoca provides complete call intelligence for business. Its machine learning algorithms analyze live phone conversations to understand caller intent and outcomes. Marketers can utilize these insights to make smarter decisions on everything from PPC bidding strategy to digital retargeting audiences.
9
Funding: $165M
Typeface is a generative AI application for creating enterprise content.
10
Funding: $126M
Writer is the AI writing assistant for the world’s smartest brands. We help brand owners and content leaders scale their messaging, communication style, and must-have language, no matter who’s writing. Top brands like Twitter, Intuit, and McKesson have standardized their content creation on Writer.
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11
Funding: $119.2M
Notable uses AI to automate and digitize every physician-patient interaction. It automtes recording of doctor’s visits and updating of electronic health records. The company has developed a technology that uses natural language processing and voice recognition to automatically record doctor-patient interactions and structure the data for inclusion in a patient’s medical records.
12
Funding: $92.5M
Lilt is a technology company that develops an artificial intelligence-powered enterprise language software.
13
Funding: $87M
Developer of products for the security industry. It develops AI-based solutions for counter-terrorism missions tackling national security problems. It also uses natural language processing and caters mainly to the defense and intelligence industries.
14
Funding: $78.6M
DefinedCrowd develops a Crowd-as-a-Service intelligent data platform intended to accelerate enterprise data training and modeling.
15
Funding: $53.2M
Tact.ai develops first omnichannel AI-powered digital assistant for sales teams. Tact Sales Assistant acts as a salesperson’s single pane of glass over customer data scattered across CRM, LinkedIn, Zendesk, email, calendar, Box, OneDrive and legacy databases. For companies struggling with CRM adoption, Tact’s frictionless experience and contextual insights deliver greater sales productivity, higher win rates, and faster sales cycles.
16
Funding: $8.8M
Dialogflow is a conversational user experience platform enabling natural language interactions for devices, applications and services. Developers can use Dialogflow services for speech recognition, natural language processing (intent recognition and context awareness), and conversation management to quickly and easily differentiate their business, increase customer satisfaction and improve business processes.
17
Funding: $46.5M
Pypestream’s Customer Engagement Solution enables businesses to connect with customers using the power of smart messaging, driving satisfaction and loyalty. The patented, secure and compliant platform combines pragmatic AI and chatbots to enable transactions over messaging.
18
Funding: $45M
Spectrum helps gaming, dating, marketplaces and social platforms recognize and respond to toxic online behavior across any language.
19
Funding: $44M
Quiq is a customer service messaging platform that allows brands to engage with customers easily, across digital messaging channels.
20
Funding: $42.5M
Augmented writing is fueled by massive quantities of data, contributed by companies across industries and around the world. Textio’s predictive engine uses this data to uncover meaningful patterns in language, guiding you to stronger communication and better business outcomes.
21
Funding: $38.2M
Calypso AI provides a platform that allows organizations to accelerate their use of language models. Its solution protects sensitive information from unauthorized access via public large language models, detects and prevents malicious attacks deployed through generative AI tools and verifies LLM output to enhance decision-making.
22
Funding: $33M
Tellius develops ML-fueled business data query tool
23
Funding: $28.3M
Insight Engines Natural Language Processing (NLP) technology enables to ask “plain English” queries of your machine data, eliminating the need to learn and use complex, proprietary query languages.
24
Funding: $28.3M
Kognitos is an AI platform designed to automate business processes.
25
Funding: $25.3M
Voicebox Technologies is a leader in conversational AI development, giving you everything you need to build secure ASR, NLU, and TTS apps.
26
Funding: $25M
LexCheck uses AI, including natural language processing, to support processes around editing and negotiating contracts.
27
Funding: $25M
Surge AI is the world's most powerful data labeling platform for NLP.
28
Funding: $20.9M
Conversational AI interfaces will soon enable people to communicate naturally with computers for the first time. This historic innovation will unleash a wave of changes to search, e-commerce, social networks, productivity software, and devices. Semantic Machines is developing the fundamental AI technology needed to make conversational computing a reality.
29
Funding: $20.8M
Regie is using OpenAI’s GPT-3 text-generating system to create sales and marketing content for brands
30
Funding: $20.4M
Klarity is a legal company that accelerates contract review using Artificial Intelligence to match one's company legal policy.
31
Funding: $17M
Kea drives the world’s commerce by empowering restaurants to operate more intelligently and own their relationship with customers.
32
Funding: $14.8M
ROSS Intelligence builds artificially intelligent tools to enhance lawyer’s abilities – allowing them to do more than ever before humanly possible. Their vision is to create the world’s smartest lawyer. Their first product, ROSS, is an artificially intelligent lawyer. With cutting edge NLP technology, pose your research questions like you’re talking to another lawyer.
33
Funding: $13.9M
Copy.ai is building AI-powered copywriting tools for business customers
34
Funding: $14.2M
Neuron7.ai is a service Intelligence platform that enables companies to deliver crucial service outcomes. Neuron7 uses natural language processing to guide users step by step, analyzing metadata from knowledge bases, product documentation, customer support call logs and transcripts to create a “collective intelligence” that can help diagnose and solve problems.
35
Funding: $10M
With data driven insight, Lex Machina enables law firms and lawyers to pitch and land new clients and win lawsuits.
36
Funding: $10M
The world's best AI copywriter. Use AI to write copy for ads, product descriptions, social media posts, landing pages, blog posts, and more.
37
Funding: $6M
Agamon is an AI-powered healthcare platform that converts clinical text into structured data.
38
Funding: $5.5M
Arcee.ai develops context-adapted LLMs through their domain-adapted language model system (DALM).
39
Funding: $5.4M
OthersideAI is a provider of an AI-driven software which turns summaries and shorthand notes into written emails.
40
Funding: $5.1M
Sorcero supports medical, insurance, and engineering experts to make better decisions, at scale, with the Language Intelligence Platform.
41
Funding: $4.2M
MonkeyLearn is a Text Analysis platform with Machine Learning to automate business workflows and save hours of manual data processing.
42
Funding: $3.7M
Reply.ai  is an enterprise platform does more than provide an enterprise solution to chatbot creation and management. It uses AI to help bots learn from conversations over time while also providing them with the “smarts” to let customer service know a more personal, “human” touch is needed. Acquired by Kustomer
43
Funding: $3.6M
Agolo summarizes information faster and with broader coverage than any human.
44

Kadaxis uses data science to improve book discovery across the publishing value chain, for authors (at AuthorCheckpoint with metadata and marketing tools), publishers (with metadata optimisation and data APIs) and readers (at experimental book discovery site BookDiscovery).
45

Botanic is a product and services company specializing in conversational interfaces and avatars. They create conversational personalities who act as an interface.
46

AppTek combines cutting-edge artificial intelligence research with meaningful and transformative real-world applications. Our team consists of world-leading scientists with an extensive list of patents, innovations and academic publications contributing to the advancement of neural network and machine learning science and technology. Based on our scientific research, our engineering team helps convert these advancements into commercially viable real-world applications that improve the daily life in areas including accessibility, commerce, trade, and communication across languages.
47

An AI tool that teachers can insert seamlessly into their existing workflows. The AI takes a topic and an optional reading and writes questions aligned to standards and learning outcomes.