Top 39 Speech Recognition startups

Updated: Dec 13, 2025
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These companies develop technologies that enables the recognition and translation of spoken language into text by computers.
1
Gradium
Country: France | Funding: $70M
Gradium creates audio-language AI models, designed to generate and recognize voices with ultra-low latency. The startup's goal is to create a voice API for developers that works in real time. Its voice cloning feature allows to create custom AI voices, including your own (you simply need to upload a 10-second audio sample for speech synthesis). The models have multilingual support: English, French, German, Spanish and more languages ​​to be added in the future. Gradium competes with leading LLMs (OpenAI, Anthropic, Meta Llama, and Mistral) which are providing voice and speech models. However, Gradium cites that its advantages are hyper-realistic voice reproduction and accuracy.
2
Uniphore
Country: India | Funding: $620.9M
Global Conversational AI technology company that enables businesses to deliver transformational customer service across touchpoints.
3
Verbit
Country: Israel | Funding: $569M
Verbit is using smart AI technology to disrupt transcription and captioning with automation and speed.
4
SoundHound
Country: USA | 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.
5
Mobvoi
Country: China | Funding: $264.9M
Mobvoi is an AI company that developed Chinese voice recognition, natural language processing, and vertical search technology in-house.
6
Invoca
Country: USA | 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.
7
AssemblyAI
Country: USA | Funding: $158.1M
AssemblyAI is an AI company building a platform of APIs to transcribe and understand audio data.
8
Liulishuo
Country: China | Funding: $138.9M
Through cutting-edge AI technology & innovative product design, Liulishuo helps users learn English more efficiently and communicate with the world.
9
Notable
Country: USA | 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.
10
Sanas
Country: USA | Funding: $117.7M
Sanas is a software development company that assists multilingual speakers to deliver clear communication through accent correction.
11
PolyAI
Country: UK | Funding: $116M
Poly AI develops a machine learning platform for conversational artificial intelligence.
12
Replicant
Country: USA | Funding: $113M
Replicant is a contact center automation software that helps companies automate their most common customer service requests. Replicant uses AI to provide agents with call summaries and measures trends like overall customer satisfaction, average handle time, competitor mentions, defective products and upsell opportunities.
13
Descript
Country: USA | Funding: $100M
Descript is building a platform for creative tools, making audio and video creation as fast, accessible, and collaborative as Google Docs.
14
Hyro
Country: Israel | Funding: $95M
Hyro uses AI to facilitate text and voice conversations across the web, call centers and apps between healthcare organizations and their clients.
15
Deepgram
Country: USA | Funding: $85.9M
Deepgram saves businesses time and money by building tailored speech recognition models that increase revenue and maximize productivity.
16
Hume AI
Country: USA | Funding: $72.8M
Hume AI develops speech, expression understanding for healthcare
17
Otter.ai
Country: USA | Funding: $73M
Otter.ai offers an AI transcription service to capture, search, and share meetings, lectures, and live events.
18
Speechmatics
Country: UK | Funding: $70.2M
Speechmatics provides automatic speech recognition technologies that can be used anywhere, by anyone, in any language.
19
DeepScribe
Country: USA | Funding: $61.2M
DeepScribe is an AI-driven platform for medical record-taking.
20
Sonde Health
Country: USA | Funding: $41.3M
Sonde Health has developed a technology that uses voice biomarkers to identify a number of diseases such as respiratory disorders and mental illness.
21
Rev
Country: USA | Funding: $30.5M
Rev’s speech-to-text services are powered by artificial intelligence and perfected by a community of skilled freelancers.
22
Voiceitt
Country: Israel | Funding: $28M
Voiceitt is an automatic speech recognition technology platform.
23
Canary Speech
Country: USA | Funding: $22.3M
Canary Speech is a technology company that uses AI-driven vocal digital biomarkers for conversational speech virtual health monitoring.
24
RevComm
Country: Japan | Funding: ¥3.1B
RevComm is the startup company developing Voice x AI-enabled cloud services .
25
Omilia
Country: Cyprus | Funding: $20M
Omilia offers a customer care virtual assistant that uses machine learning to offer what it claims is a more “human-like” experience.
26
Fireflies.ai
Country: USA | Funding: $19M
Fireflies.ai offers an AI Meeting assistant that records, transcribes, and makes searchable meeting notes.
27
Parrot
Country: Czech Republic | Funding: $14.3M
Parrot is an AI-powered transcription platform that turns speech into text
28
Trint
Country: UK | Funding: $14.3M
Trint reinvents transcription extending automated-speech-to text so that users can trust the output. Recorded content becomes searchable.
29
Supernormal
Country: Sweden | Funding: $12M
Supernormal is an AI assistant that automatically writes detailed notes for Zoom, Teams, and Google Meet video meetings.
30
SoapBox Labs
Country: Ireland | Funding: $11.8M
SoapBox allows kids' voices to be heard in the digital world. SoapBox builds voice experiences just for kids and performs best in terms of accuracy and bias for kids ages 2 years and up, across all ages, accents, and dialects.
31
Friend
Country: USA | Funding: $7.9M
Friend develops AI necklace companion that is intended to boost users’ self-esteem through positive conversations. It also collects your memories, which (according to the developers) are encrypted in the circuit board and don't go to the cloud. The battery lasts for one day. The startup bets on agressive marketing - it spent $1.8M on the domain name Friend.com (that now hosts the chatbot) and $1M on subway ads. The device is criticized for its constant surveillance and declaring.
32
Blue Canoe Learning
Country: USA | Funding: $4.4M
Blue Canoe is an AI solution increasing employee productivity by improving the pronunciation of non-native English speaking employees.
33
Wluper
Country: UK | Funding: $4.1M
Advanced Conversational AI to provide powerful voice-first experiences for any industry.
34
Reduct.Video
Country: USA | Funding: $4M
Reduct.Video makes editing a video as simple as editing text: AI transcription connects every single word to the corresponding moment in the video.
35
Tetra
Country: USA | Funding: $1.5M
Tetra lets you have a clean and complete conversation with the person at the other end because it takes care of all the niche details that come up in the discussions. It uses Artificial Intelligence to generate a detailed script of dialogues using its speech recognition technology.
36
Wrappup
Country: UAE | Funding: $800K
Wrappup is a meeting-based productivity app with intelligent voice recording that helps inside sales managers make better decisions.
37
Noty.ai
Country: Ukraine | Funding: $675K
Noty is a note-taking AI assistant transforming Google Meet into notes, action items, tasks and events.
38
Bahasa Kita
Country: Indonesia
Bahasa Kita (PT. Bahasa Kinerja Utama) is a company that focuses on developing products based on speech recognition technology artificial intelligence, and natural language processing (NLP) such as automatic speech recognition, machine translation, text to speech, voice biometrics, sentiment analysis, topic detection and clustering, etc.
39
SpeechText.AI
Country: Germany
SpeechText.AI offers cloud-based services for industry-specific speech recognition and audio transcription.
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Siddhant Patel
Editor: Siddhant Patel
Siddhant Patel is a senior editor for AI-Startups. He is based out of India and has previously worked at publications including Huffington Post and The Next Web. Siddhant has a special interest in artificial intelligence and has spent a decade covering the rapidly-evolving business and technology of the industry. Siddhant graduated from the Indian Institute of Science (Bengaluru). When he’s not writing, Siddhant is also a developer and has a deep historical knowledge of the computer industry for the past 50 years. You can contact Siddhant at sidpatel(at)ai-startups(dot)pro