What does Speechmatics do?

Speechmatics provides speech technology and Voice AI for enterprises, offering accurate Speech-to-Text, Text-to-Speech, and Voice Agent solutions. Our models understand every voice and accent across 55+ languages, helping businesses unlock the full potential of voice data.

How accurate is Speechmatics Speech-to-Text?

Speechmatics delivers best-in-market accuracy, achieving up to 99% word accuracy and 96% medical keyword recall in industry benchmarks. Our models handle multiple accents, noisy environments, and multi speakers with ease.

What makes Speechmatics Text-to-Speech different?

Our low-latency Text-to-Speech (TTS) delivers lifelike, human-sounding voices with sub-150ms latency that is ideal for real-time conversations. Developers can stream natural speech in multiple voices and deploy it in the cloud, hybrid, or on-prem for privacy and control.

Can I build real-time voice agents with Speechmatics?

Our voice AI enables developers to build real-time voice agents that listen, understand, and respond naturally. Plug in fast with a flexible API and native integrations to power your AI voice agents.

Which industries use Speechmatics?

Speechmatics is trusted by organizations in media, healthcare, contact center, medical, finance, legal, education, and accessibility. Our technology powers transcription, translation, call analytics, and voice AI applications worldwide.

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3Play Media Case Study | Captioning solutions using speech AI
AI Media Monitoring and Intelligence
AI Medical Transcription | Speech-to-Text for Medical Companies
AI Transcription for Contact Centers
AI Transcription for Media Platforms
AI Voice Agents Automation Platform
Ai-Media Case Study | Accurate video captioning in a range of languages
Aiconix Case Study | Empowering live streaming accessibility
Atexto Case Study | Speech Data Specialists
Audio Sentiment Detection Analysis with our Sentiment API
Broadcast Bionics Case Study | TV & Radio
Caption Services for Media and Event Companies
Compliant AI Speech Technology for Edtech
Deepgram Alternative: Better Accuracy, 55+ Languages, Lower Cost
Digital Anarchy Case Study | accurate captioning for accessible videos
ENCO Case Study | Speech recognition for live caption broadcasting
Events | Dates and Information
Free Arabic Speech to Text | Transcribe Arabic Voice & Audio to Text
Free Bashkir Speech to Text | Transcribe Bashkir Voice & Audio to Text
Free Basque Speech to Text | Transcribe Basque Voice & Audio to Text
Free Belarusian Speech to Text | Transcribe Belarusian Voice & Audio to Text
Free Bengali Speech to Text | Transcribe Bengali Voice & Audio to Text
Free Bulgarian Speech to Text | Transcribe Bulgarian Voice & Audio to Text
Free Catalan Speech to Text | Transcribe Catalan Voice & Audio to Text
Free Croatian Speech to Text | Transcribe Croatian Voice & Audio to Text
Free Czech Speech to Text | Transcribe Czech Voice & Audio to Text
Free Danish Speech to Text | Transcribe Danish Voice & Audio to Text
Free Dutch Speech to Text | Transcribe Dutch Voice & Audio to Text
Free English Speech to Text | Transcribe English Voice & Audio to Text
Free Esperanto Speech to Text | Transcribe Esperanto Voice & Audio to Text
Free Estonian Speech to Text | Transcribe Estonian Voice & Audio to Text
Free Finnish Speech to Text | Transcribe Finnish Voice & Audio to Text
Free French Speech to Text | Transcribe French Voice & Audio to Text
Free Galician Speech to Text | Transcribe Galician Voice & Audio to Text
Free German Speech to Text | Transcribe German Voice & Audio to Text
Free Greek Speech to Text | Transcribe Greek Voice & Audio to Text
Free Hebrew Speech to Text | Transcribe Hebrew Voice & Audio to Text
Free Hindi Speech to Text | Transcribe Hindi Voice & Audio to Text
Free Hungarian Speech to Text | Transcribe Hungarian Voice & Audio to Text
Free Indonesian Speech to Text | Transcribe Indonesian Voice & Audio to Text
Free Irish Speech to Text | Transcribe Irish Voice & Audio to Text
Free Italian Speech to Text | Transcribe Italian Voice & Audio to Text
Free Japanese Speech to Text | Transcribe Japanese Voice & Audio to Text
Free Korean Speech to Text | Transcribe Korean Voice & Audio to Text
Free Lithuanian Speech to Text | Transcribe Lithuanian Voice & Audio to Text
Free Malay Speech to Text | Transcribe Malay Voice & Audio to Text
Free Maltese Speech to Text | Transcribe Maltese Voice & Audio to Text
Free Mandarin Speech to Text | Transcribe Mandarin Voice & Audio to Text
Free Marathi Speech to Text | Transcribe Marathi Voice & Audio to Text
Free Mongolian Speech to Text | Transcribe Mongolian Voice & Audio to Text
Free Norwegian Speech to Text | Transcribe Norwegian Voice & Audio to Text
Free Persian Speech to Text | Transcribe Persian Voice & Audio to Text
Free Polish Speech to Text | Transcribe Polish Voice & Audio to Text
Free Portuguese Speech to Text | Transcribe Portuguese Voice & Audio to Text
Free Romanian Speech to Text | Transcribe Romanian Voice & Audio to Text
Free Russian Speech to Text | Transcribe Russian Voice & Audio to Text
Free Slovenian Speech to Text | Transcribe Slovenian Voice & Audio to Text
Free Spanish Speech to Text | Transcribe Spanish Voice & Audio to Text
Free Speech-to-Text Online | Transcribe Fast, and Accurately
Free Swahili Speech to Text | Transcribe Swahili Voice & Audio to Text
Free Swedish Speech to Text | Transcribe Swedish Voice & Audio to Text
Free Tagalog Speech to Text | Transcribe Tagalog Voice and Audio to Text
Free Tamil Speech to Text | Transcribe Tamil Voice & Audio to Text
Free Text to Speech Online — Natural AI Voices in Real Time
Free Thai Speech to Text | Transcribe Thai Voice & Audio to Text
Free Turkish Speech to Text | Transcribe Turkish Voice & Audio to Text
Free Urdu Speech to Text | Transcribe Urdu Voice & Audio to Text
Free Uyghur Speech to Text | Transcribe Uyghur Voice & Audio to Text
Free Welsh Speech to Text | Transcribe Welsh Voice & Audio to Text
Full fact Case Studies | Accessible Captioning
Instructure Case Studies | Automatic speech recognition for education
Jolly Roger Telephone ASR tech use case study
Legal Speech to Text for Court Reporting Solutions
Limecraft Case Study | Utilizing AI to generate transcripts & subtitles
Liquid Voice Case Studies | Transforming customer experience with ASR technology
Media Track Enhances Global Media Monitoring with Speechmatics’ Accurate Speech-to-Text Technology
Meeting Platforms | Speech-to-Text for Meeting Transcription
NCI's Case Study | Revolutionizing real-time captioning
On-Device Speech-to-Text for Laptop
Prosodica Case Study | Improved caller experiences
Public Interest Podcast | Case Studies
Real World Use Cases | Speech-to-Text Software
Real-Time Clinical Dictation for EHRs | Speechmatics Case Study
Red Bee Media Case Study | Accessibility with Speechmatics' ASR solution
Scaling 90M global voice calls with multilingual accuracy
Screen Systems Case Study | Captioning
Sentient Machines Case Study | Analyzing Voice
Speech Technology for AI Voice Agents
Speech Topic Detection | Accurately Wdentify What's Being Spoken
Speechmatics — Best-in-Class Speech Recognition for Voice AI Agents
Speechmatics Brand Assets | Logo Downloads
Speechmatics Client's Succes Stories and Case Studies
Speechmatics vs AssemblyAI: Speech-to-Text Comparison (2026)
STT API with 55+ languages
Teri Drummond on Inclusive Tech, AI Leadership, and the Power of Voice AI
ToolsOnAir Case Study | Broadcasting with cutting-edge captioning technology
Transcribe Me Case Study | Providing accurate captioning for accessible videos
Transcription for UCaaS Platforms
Transforming Live Captioning: How AI-Media Are Advancing Real-Time Captioning
Video Captions for Video Distribution Platforms

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10 advantages of using voice technology for regulatory compliance
2022 – A Year at Speechmatics
3 Critical Advantages to Securing the ISO27001 Certification
3 Influential Benefits of Language Identification
4 benefits of voice to text technology for media companies
4 Easy Wins to Improve Your Transcription Tools
4 uses of speech recognition technology for media companies
5 Advantages of an Accuracy-Focused Speech-to-Text Engine
5 Easy Steps to Get Started with Speechmatics
5 lessons on the future of voice in CX - according to the experts shaping it
5 Steps to ROI with Speech-to-Text
5 things HLTH Europe 2025 revealed about healthcare's listening revolution
5 Use Cases for ASR in FinTech
5 Uses of Speech Recognition Technology
5 Value Adds For Using Speech-to-Text in Contact Center Solutions
6 voice-to-text features for the future
7 Voice AI predictions from teams building at scale in 2026
7 ways AI can save your Valentine's Day (and one way it might ruin it forever)
8 ways AI medical transcription is transforming global healthcare in 2025
99% accurate!? A sceptics guide to assessing speech-to-text accuracy
A Career in Machine Learning: Q&A with Will Williams
Accuracy Matters When Using GPT-4 and ChatGPT for Downstream Tasks
Accuracy, ASR and Automated Captioning
Accurate Speech-to-Text Is AI’s Solution to Vehicle Safety
Achieving Accessibility Through Incredible Accuracy with Ursa
Actions, not words. Making speech technology useful.
Adobe and Speechmatics deliver cloud-grade speech recognition on-device for Premiere
AI assistants don't do much assisting - here's why...
AI can now understand health signals from 15 seconds of your voice, including fatigue, stress and type 2 diabetes
AI can speak. But has it forgotten to listen?
AI for medical transcription: The ultimate guide to healthcare Speech Recognition
AI is pouring billions into healthcare, but can it fix what’s really broken?
AI personal assistant guide: How voice is powering enterprise success beyond Siri and Alexa
AI-first hype gives way to reality: New Speechmatics report reveals what’s actually working in AI
Audio Events – a step into understanding more than words
Automatic speech-to-text service without the hassle
Autoscaling with GPU Transcription models
Barometer teams up with Speechmatics to drive accuracy and inclusion in podcast intelligence
Belief and Passion in Speech-to-Text Innovation
Best speech-to-text AI guide: APIs, platforms and services compared
Best TTS APIs in 2026: ElevenLabs, Google, AWS & 9 More Compared
Best-in-class real-time ASR system
Boosting sample efficiency through Self-Supervised Learning
Building inclusive speech tech that empowers every voice
Building Speech Intelligence on Solid Foundations
Can Peppa Pig really educate future generations?
Caption Chaos | Hilarious Times Captions Got It Wrong
Captions: A Window to the World
Closed Captioning vs Open Captioning in Media Distribution
Consistent transcription of numbers improves contextual understanding of conversations
Contact Centers rely on the best ASR - why are you settling for less?
Custom Dictionary – the technical edit
Custom Voice AI in 2025: The Open Source Boom
DeepMind and Tessian alumni join Speechmatics' leadership team
Do you really need to pay a fortune for your text-to-speech?
Earth Day 2022: Voice Technology and Our Environmental Choices
Economics, Philosophy, and Pimple Popping? Topics launches on Speechmatics.
Emotion and Voice: The Next Goal for Speech-to-Text
Enrich media metadata using speech-to-text technology in your media asset management software
Enterprise AI doesn’t just need a voice. It needs a purpose.
Fast and Accurate GPU Quantization for Transformers
Foundational speech technology for the AI era - Speech Intelligence is here
From fjords to phonetics: Mastering the complexities of Norwegian speech-to-text
From pixels to speech: The future of Radiology AI
GPT-4: How Does It Work? Architecture, Training & Capabilities Explained
Great Improvements for Brazilian Portuguese and Canadian French ASR
Healthcare is feeling the strain. Multilingual AI can be the answer.
How Ambient AI automates note-taking for doctors
How Automatic Captioning Can Transform the Way You Consume Media
How big is the gap between academic and commercial speech recognition systems?
How call center automation improves customer experience
How compliance breaches impact share price and how to avoid them
How Contact Centres can improve Customer Experience using Interaction History
How Key IVR uses speech technology to create a seamless user experience
How to accurately benchmark speech technology providers
How to Accurately Time CUDA Kernels in Pytorch
How to build a conversational agent in less time than Cupid’s arrow takes to strike
How to Effectively Introduce External Language Models in the RNNT by Subtracting Internal Language Model Scores
How to Launch a Faceless YouTube Channel Using AI Voiceover: A Business Guide
How to Rapidly Train New Languages Using Common Voice and OSCAR
How to Successfully Achieve Multinode Training in PyTorch
How To Tackle AI Bias
How to unlock value in contact center data with speech-to-text
How voice technology empowers analytics to improve customer satisfaction in the call center
How voice technology helps to automate and streamline compliance workflows
How voice technology helps to understand NPS and improve CSAT scores
How we built real-time concurrency for Voice AI at scale
Inside radiology’s AI turning point: A conversation with Robin Barclay
Inside the future of Voice AI: Speechmatics at the LiveKit developer showcase
Introducing Flow – passing the Turing test with speech
Introducing Flow: Speechmatics' API for enabling speech interactions into products
Introducing Real-Time SaaS: Balancing Accuracy with Speed
Introducing Real-Time Translation: Breaking Down Language Barriers
Introducing real-time, speaker-aware Voice Agents with LiveKit + Speechmatics
Introducing Ursa from Speechmatics
Introducing: the.Shed
Investment Funding as a Statement of Belief
Kao Data Shows How Data Centers Can Put Sustainability First
Kao Data to Host Speechmatics’ HPC and AI Supercomputer, Expanding Deep Learning Capabilities
Knowing who said what: the importance of Speaker Diarization for analytics and conversations in Voice AI
Leading Solutions for Deploying Voice AI Assistants 2025: 7 Real-World Enterprise Use Cases You Can Deploy Now
Leveraging Large Language Models to Transform Your Business
Mastering Bilingual Communication: Transcribe English And Spanish Simultaneously With Advanced ASR
Next-generation Conversational AI
Non-English TTS still sounds like a Dalek. Here’s why and how to make text to speech sound less robotic.
One word changes everything: Speechmatics and Edvak EHR partner to make voice AI safe for clinical automation at scale
Our fastest-growing companies have one thing in common: Real-time
Our visuals have changed, but our mission has not.
Pipecat and Speechmatics: Building Voice Agents that know exactly ‘Who’ said ‘What’
Product Release March 2023: Uplifts in Accuracy, Translation, and Automatic Language Identification
Product Release November 2022: Including Language Coverage for over Half the World’s Population
Q&A | Live Sessions: Demo with Damir
Q&A with Prosodica’s Mariano Tan: A First-Hand Account of Speech-to-Text in Contact Centers
Q&A with Red Bee Media’s Tom Wootton: A First-Hand Account of Speech-to-Text in Media Captioning
Q&A with Udemy's Ellie Good - Giving Educational Content Providers the Best Speech-to-Text Tools
Real-time speech technology: Elevating communication with high-value use cases
Real-World Examples of Speech and Voice Recognition Technology
Recognizing Rare Words: Experiments with Subword Units
Revolutionizing voice for the financial sector: Speech Recognition for financial services
Sample Efficiency and What it Could Mean for Industry
Self-Supervised Learning: Do Believe the Hype
Sentient Machines is improving customer care operations for businesses by using Speechmatics technology
Solving the problem of accents for speech recognition languages
Solving the speech recognition accent gap with Global English
Speaker lock: Fixing Voice AI for the real world
Speech recognition challenges and how to overcome them
Speech recognition software: Why Speechmatics is the most compelling choice
Speech Technology in a Global World: Reducing Inequalities Across Languages
Speech-to-text in production: what 36 years of hard lessons taught me
Speechmatics achieves a world first in bilingual Voice AI with new Arabic–English model
Speechmatics achieves AI breakthrough, beating tech giants in tackling bias and inclusion to understand all voices
Speechmatics adds Chennai office as part of global expansion plans
Speechmatics and Boost.ai partner to power enterprise Voice AI for Europe's most regulated industries
Speechmatics and Cekura bring real-world STT testing to voice agent pipelines
Speechmatics and Limecraft partner to help producers and distributors expand their target audiences
Speechmatics and Sully.ai partner to scale healthcare AI infrastructure globally
Speechmatics and Veritone unveil availability of secure transcription as a cognitive service within Veritone’s aiWARE™ Government operating system for AI
Speechmatics and Vonage partner to offer real-time transcription to customers
Speechmatics caps major growth with US expansion
Speechmatics closes growth funding round from leading tech investors
Speechmatics Collaborates With Ambarella to Bring AI-Powered Natural Language Interactions to Edge Applications
Speechmatics expands to new global HQ in Cambridge Science Park
Speechmatics Extends Transcription Offering With Sounds Feature
Speechmatics has a new cloud offering
Speechmatics in 2025: The numbers that shaped Voice AI's breakthrough year (+ what’s to come in 2026)
Speechmatics Joins Over 10,000 AI Startups in the Prestigious NVIDIA Inception Program
Speechmatics launches Advanced Punctuation to transform the usability of transcripts
Speechmatics launches Global English, an accent-agnostic language pack for speech-to-text transcription
Speechmatics launches industry-first Global Spanish language pack for automatic speech-to-text transcription at scale
Speechmatics launches its Real-Time Virtual Appliance to bring the captioning market up to speed
Speechmatics launches Language Identification, allowing users to automatically determine the predominant language in a media file
Speechmatics launches Medical Model for real-time clinical transcription
Speechmatics launches new Swedish medical model, cutting transcription errors by 40%
Speechmatics launches on the Microsoft Azure Marketplace to offer any-context speech recognition technology at scale
Speechmatics launches world’s first bilingual voice AI models for Southeast Asia
Speechmatics Medical Model launches in Spanish
Speechmatics partners with HoduSoft to transform communication in contact centers
Speechmatics Raises $62m to Understand Every Voice Globally
Speechmatics raises £6.35 million to fund global expansion
Speechmatics sets new standard for real-time medical transcription with German and Nordic roll-out
Speechmatics sets record in medical Speech-to-Text with 93% accuracy, powered by NVIDIA
Speechmatics showcases inclusive technology in film produced by BBC StoryWorks
Speechmatics strengthens US presence with new Bay Area office opening
Speechmatics teams up with Recall.ai to power transcription of online meetings in real-time
Speechmatics to launch pioneering real-time speech translation capabilities in 69 language pairs
Speechmatics Unified Speech Translation API is here
Speechmatics unlocks accurate understanding of financial terms with new language pack
Speechmatics unlocks improved understanding for Canadian French and Brazilian Portuguese speakers
Speechmatics unveils Universal Time Alignment system
Speechmatics’ Custom Dictionary helps live broadcasters never get names wrong in subtitles again
Speed you can trust: The STT metrics that matter for voice agents
Subtitling, Captioning and Artificial Intelligence
The 3 big reasons contact centers are moving to voice-to-text
The 7 best AI agent orchestration platforms for building Voice AI agents in 2025
The Adobe story: How we made cloud-grade AI work on your laptop
The chatbot mirage: why voice AI is the change customer service desperately needs
The court reporter shortage crisis: data, causes, and what legal teams are doing about it
The Future of Media: ASR and Speech Intelligence
The future of voice AI: 3 experts weigh in on what's next
The Future of Word Error Rate (WER)
The importance of languages for speech recognition
The next generation of AI medical speech recognition is here
The Problem with Word Error Rate (WER)
The quadrant effect: The framework redefining voice AI for healthcare
The real language of business: why South East Asia’s multilingual conversations hold the key to voice AI
The return of on-premise: Why enterprise AI's head is no longer in the cloud
The Rising Power of Speech Intelligence in the Contact Center Evolution
The ROI of every word: Why Voice AI is the next billion-dollar frontier
The scaling challenge voice AI can’t ignore
The Speechmatics approach to accent-independent speech recognition
The Speechmatics cloud offering is now available in the United States
The Surprising Effects of Emotion in Speech-to-Text Technology
The transformative advantages of real-time speech technology
The ultimate AI cheat sheet: Demystifying Conversational AI, Voice AI, Generative AI, and more
The ultimate guide to speech-to-text software
TL;DWOL (too long; didn't watch or listen): Speechmatics Have Launched Summarization
Token Duration Transducer (TDT) Explained: How Frame-Skipping Achieves 2.8x Faster ASR
Transcriptive by Digital Anarchy leverages Speechmatics speech recognition technology for efficient and collaborative video workflows with Adobe Premiere Pro CC
Transforming live broadcasts: Speechmatics' real-time ASR now on NVIDIA Holoscan for media
Transforming the spoken word into written chapters
Ubisoft-owned game Brawlhalla pushes industry benchmark on accessibility with Speechmatics
Unaligned with Robert Scoble: Discussing the power of speech technology
Understanding Children’s Voices: How Voice-to-Text Assists eLearning
Understanding Every Voice: The Aim of Speechmatics
Understanding Persian - bringing a new language to Speechmatics
Ursa 2: Elevating speech recognition across 50+ languages
Ursa: Scaling up as a Solution to Domain Generalization
Vapi and Speechmatics: Build agents that understand every voice
Voice AI doesn't need to be faster. It needs to read the room.
Voice AI in 2026: 9 numbers that signal what's next
Voice AI will dominate healthcare
VUX World Podcast with Kane Simms: Unlocking Voice AI Use Cases with Speech Recognition
We’ve launched Sentiment Analysis, and we’re feeling 😃
What Does the AI Bill of Rights Mean for Tech Companies?
What is Ambient AI? How Voice-First Tech is Transforming Healthcare
What Makes Up Your Voice: Understanding the Best Speech-to-Text
What Word Error Rate Is Acceptable for Legal Transcription?
What’s in an abbreviation?
What’s in an acronym?
What’s next for ambient scribes? Healthcare's chaos zones
what3words launches seamless app voice entry on Apple Watch
When AI shapes the future, who gets left behind?
Whisper Speech to Text Deep-Dive
Why “fastest” voice tech is a trap
Why AI-native EHR platforms will treat speech as core infrastructure in 2026
Why Google and Open AI’s latest announcements don’t solve all the challenges of AI Assistants
Why is punctuation important in speech recognition?
Why voice infrastructure is winning over interfaces
Why we built our low-latency Text-to-Speech
World Inclusion Day 2023 🌎 The Promise for Speech Recognition
You can’t hurry love, but you can hurry final transcripts
Your AI assistant keeps cutting you off. I'm fixing that.
Your essential 2026 guide to voice ai compliance in today's digital landscape
Your voice agent speaks perfect Arabic. That's the problem.
YouTube’s Captions Represent the Direct Need for Speech-to-Text Innovation

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