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Top Natural Language Processing Companies

246 Natural Language Processing companies, sorted by total funding raised.

246

Companies

$3.9B

Combined Funding

2

Funded (Last 60d)

Seed

Top Stage

Indexed tracks 246 Natural Language Processing companies that have collectively raised $3.9B in documented funding. The most-funded natural language processing companies tracked include Verbit and SoundHound. 2 companies closed a new round in the last 60 days, with Seed being the most common funding stage.

Verbit

AI-powered transcription, captioning, translation and accessibility platform serving enterprises,...

Tel Aviv, Israel201–500Artificial Intelligence, Natural Language Processing
Series ETotal funding$532.0MNov 2021
SoundHoundIPO

SoundHound AI provides an independent voice AI platform that connects people to brands through cu...

San Francisco, United States501–1000Artificial Intelligence, Natural Language Processing
Corporate RoundTotal funding$351.0MJan 2023
Wispr Flow

Wispr Flow is the voice-to-text AI that turns speech into clear, polished writing in every app.

San Francisco, United States11–50Artificial Intelligence, Natural Language Processing
Series BTotal funding$323.6MMay 2026
Deepgram

Deepgram provides speech-to-text, text-to-speech, and voice-agent APIs that help developers build...

San Francisco, United States51–200Artificial Intelligence, Audio
Series CTotal funding$286.0MJan 2026
AISpeech (思必驰)

Domestic large-model conversational AI platform enterprise

Suzhou, ChinaArtificial Intelligence, Natural Language Processing
Venture RoundTotal funding$247.0MJan 2025
You.com

At You.com, we help engineers move fast on what matters most. We focus on delivering accurate, fr...

San Francisco, United States51–200Artificial Intelligence, Developer Tools
Series CTotal funding$195.0MSep 2025
Pindrop

Voice security and authentication platform using AI to detect fraud, authenticate callers, and co...

Atlanta, United States201–500Artificial Intelligence, Cybersecurity
Series DTotal funding$166.0MDec 2018
Rad AI

Generative AI radiology workflow platform automating report writing and follow-up management for ...

San Francisco, United States51–200Artificial Intelligence, Digital Health
Series CTotal funding$139.0MJan 2025
Wordsmith

AI assistant for in-house legal teams that automates contract review, drafting, and legal workflo...

Edinburgh, United Kingdom51–200Artificial Intelligence, Legal Tech
Extension RoundTotal funding$121.6MAug 2026
AssemblyAI

AssemblyAI delivers speech-to-text and voice agent APIs so developers can transcribe audio in rea...

San Francisco, United States51–200Artificial Intelligence, Developer Tools
Series CTotal funding$108.0MDec 2023
PicnicHealth

PicnicHealth helps patients collect medical records from every provider, uses PicnicAI to interpr...

San Francisco, United States51–200Artificial Intelligence, Digital Health
Series CTotal funding$97.0MJun 2022
Corti

Corti builds clinical-grade AI APIs for healthcare developers, including speech-to-text, medical ...

Copenhagen, Denmark51–200Artificial Intelligence, Healthcare
Series BTotal funding$87.0MSep 2023
Ellipsis Health

Provides an emotionally intelligent AI voice agent that automates care management for healthcare ...

San Francisco, United States11–50Artificial Intelligence, Conversational AI
Series ATotal funding$71.0MJun 2025
VIRTUALITICS INC

Virtualitics builds AI-native readiness solutions that help defense teams accelerate mission deci...

Pasadena, United States51–200Artificial Intelligence, AR/VR
GrantTotal funding$70.9MMar 2025
Volley

Voice AI games on smart speakers, TVs, and mobile

San Francisco, United States51–200Artificial Intelligence, Entertainment
Series CTotal funding$70.2MJul 2024
Speechmatics

Deep learning and speech recognition experts

Cambridge, United Kingdom51–200Artificial Intelligence, Natural Language Processing
Series BTotal funding$70.0MJun 2022
Rasa

Rasa provides a patented dialogue management system for enterprise AI agents, orchestrating auton...

Berlin, Germany51–200Artificial Intelligence, Infrastructure
Series CTotal funding$70.0MFeb 2024
Xapien

Xapien develops due-diligence technology that helps organizations understand business relationshi...

Financial Services, Fintech
Growth EquityTotal funding$66.0MSep 2026
Nuance Labs

Builds real-time, multimodal foundation models that understand and express human emotion across s...

Seattle, United States1–10Artificial Intelligence, Computer Vision
Series ATotal funding$60.0MSep 2026
voize

voize is the companion for caregivers, purpose-built for skilled nursing and long-term care facil...

Berlin, Germany11–50Artificial Intelligence, Healthcare
Series ATotal funding$59.0MNov 2025
Sorcero

Sorcero Medical Insights Management (MIM) unifies and organizes your structured and unstructured ...

San Francisco, United States51–200Artificial Intelligence, Data & Analytics
Series BTotal funding$56.0MNov 2025
HumanoidClosed

Developer of a human brainpower API (Application Programming Interface) that enables engineers to...

United StatesDeveloper Tools, Audio
Venture RoundTotal funding$50.0MJan 2024
Otter.ai

Otter.ai leverages AI to transcribe audio into instantly accessible and actionable information.

San Francisco, United States51–200Artificial Intelligence, Productivity
Series BTotal funding$50.0MFeb 2021
Arteria

Arteria's AI-powered documentation infrastructure software is used by premier financial instituti...

Toronto, Canada51–200Artificial Intelligence, Financial Services
Series BTotal funding$41.0MOct 2023
Narrative ScienceAcquired

Natural language generation company that provides automated data storytelling (Quill, Lexio) for ...

Chicago, United States51–200Artificial Intelligence, Business Intelligence
Series DTotal funding$38.5MApr 2017

Frequently Asked Questions

How many Natural Language Processing companies are tracked on Indexed?

Indexed tracks 246 Natural Language Processing companies, sorted by total funding raised.

How much funding have Natural Language Processing companies raised in total?

The Natural Language Processing companies tracked by Indexed have collectively raised $3.9B in documented funding.

What are the top-funded Natural Language Processing companies?

The most-funded Natural Language Processing companies tracked include Verbit, SoundHound, Wispr Flow.

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