What does Speechmatics do?

peechmatics 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, finance, education, and accessibility. Our technology powers transcription, translation, call analytics, and voice AI applications worldwide.

AI transcription API, built for real-world performance.

Built for developers, trusted by enterprises—our AI transcription API combines low-latency with high-accuracy output, delivered on-prem or the cloud.

Case study

Adobe | Case study

Adobe

American multinational computer software company based in San Jose, California. It offers a wide range of programs from web design tools, photo manipulation and vector creation, through to video/audio editing

Case study

AI Media | Case study

AI-Powered Captioning Technology & Solutions

AI-Media is proud to introduce LEXI Voice, a revolutionary AI-powered solution that delivers real-time voice translation.

Case study

Ubisoft | Case study

Ubisoft Worlds of Play, Stories Without Limits.

Ubisoft is a leading creator, publisher, and distributor of interactive entertainment, known for iconic franchises like Assassin’s Creed, Far Cry, and Just Dance.

Case study

NCI | Case study

World-Class Captioning Across All Screens

National Captioning Institute is a nonprofit corporation whose primary purposes are to deliver effective captioning services and encourage, develop and fund the continuing development of captioning

Why developers choose our AI transcription API

Accurate

AI transcripts you can trust

Trusted by enterprises worldwide, our models deliver 90%+ accuracy across real-world use cases & challenging audio.

Low-latency

<500ms latency

Precise, low-latency transcription across 55+ languages, delivered before your media even ends.

Integration

Quick, flexible deployment

On-prem? Cloud? On-device? However you want it, we can provide it through our GPU infrastructure.

Hitting the mark with pinpoint accuracy

Best in class ASR

We outperform the biggest companies in the world across the languages we support.

Our inclusive ASR works regardless of the accent or dialect, even in challenging, noisy environments.

Choose a clip

Play audio

They were known as seers and they were held in fear by women and the elderly.

People (They) have (were) noticed (known) seals (as) seers and they were held in fear by women and the elderly.

Help

The comparison text for ASR providers shows how the recognized output compares to the reference. Words in red indicate the errors with substitutions being in italic (e.g. substitution), deletions (e.g. deletion) being crossed out, and insertions (e.g. insertion) being underlined. Hovering over the substitution error will show the ground truth.

Discover our AI transcription capabilities

Delivering for multilingual, multicultural, and multinational businesses.

Global reach

55+ languages

Supporting transcription in 55+ languages with automatic language detection.

Punctuation and numerals

Smart formatting

Correctly formatted numbers, dates, and currencies, as well as language-specific capitalization (e.g. "one thousand" to "1000").

Customization

Custom Dictionary

Boost accuracy for proper nouns, acronyms, or industry-specific terms by providing a list of custom words.

AI transcription

Real-time & pre-recorded

Live or pre-recorded, our models deliver unmatched accuracy and speed—outperforming every other solution.

Multi-speakers

Diarization

Diarization identifies and labels multiple speakers in complex conversations, even in real-time environments.

Disfluencies

Filler words

Capture interruptions like “huh” and “hmm” to reflect more natural, conversational speech.

Every voice, across every industry

Our AI transcription has you covered

Healthcare: Generate clinical notes at scale with fast, with speech tech that understands medical terminology.
Contact Centers: Accurate, real-time transcripts to improve agent performance, delivering exceptional customer experiences.
Media: Caption, summarize, and analyze audio with speed — making content more accessible and searchable.

From speech to text, instantly.

Need speed? Prefer accuracy?

Choose your operating point and get exactly what you need. We offer two proprietary transcription models available to all customers:

Standard

Great for users and generating transcripts where speed is a priority, with accuracy trade-offs as a result.

Enhanced

When unbeatable accuracy is a must-have, our Enhanced model provides best-in-class accuracy across all of our languages.

“Working with Speechmatics enables us to seamlessly provide our customers with quality, automated speech analytics as part of our solution."

Mariano Tan, President & CEO, Prosodica

"We're delighted to work with Speechmatics to drive our live and batch captioning – they continue to be ahead of the pack for all key quality metrics."

Tom Wootton, Product Leader, Red Bee

"They consistently outperform other vendors for word error rate and punctuation - playing a pivotal role in the development of our workspace."

Maarten Verwaest, CRO, Limecraft