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.

Build Voice Agents with the best ears in AI

Sub-second, speaker-aware speech-to-text across 56+ languages. Plug in fast with a flexible API and native integrations to power AI voice agents.

✅ No credit card required

✅ Free tier included

✅ Upgrade when you scale

Case study

LiveKit | Case study

Enabling 100,000+ developers with leading speech recognition

Pairing LiveKit’s flexible agent framework with Speechmatics to build world-class agents

Smarter AI Voice Agents start with smarter listening

Give your agents a stronger foundation with 25% higher real-time accuracy

Understand every voice in real-time

Try it now

Accuracy that keeps up. Live transcription under a second that holds in noise and overlap, across 55+ languages.
Lock in the details. Addresses, names, alphanumerics, and domain terms with Custom Dictionary and entity formatting.
Track speakers live. Advanced speaker diarization for who said what and when, enabling speaker-specific actions.

90% accuracy with <1 second latency. The fastest most accurate on the market. 60% faster than the nearest competitor. Try it out. Right now. In real-time.

Speechmatics named G2 Leader in 2026

What our customers are building with Speechmatics

HealthTech

Voice-driven EHR updates

Automate patient intake and form-filling by capturing information through natural conversation—freeing up clinicians and improving data accuracy.

Contact Centers

Intelligent 24/7 support

Understand customer intent instantly to route calls to the right agent—or handle common queries autonomously, reducing wait times and delivering round-the-clock service.

Finance & Insurance

Voice-powered admin automation

Accelerate claims processing and streamline back-office tasks with AI voice agents that gather details, validate responses, and trigger workflows—securely, at scale.

Restaurants & Drive-Thrus

Faster, error-free orders

Boost throughput and accuracy at the window with AI voice agents that take and confirm orders instantly, freeing staff to focus on food prep and service.

Resources for AI Voice Agents

Technical

De-risk your voice agent: The 11 best voice agent testing platforms in 2026

Voice agents that pass in demos routinely fail in production. This guide covers the 11 best voice agent testing platforms in 2026, with the Five-Layer Testing Framework, platform deep dives, open-source alternatives, and a decision guide by maturity stage.

SpeechmaticsEditorial Team

Product

Alphanumeric speech recognition: why voice assistants mangle SKUs (and how to fix it)

A guide for voice AI engineers, ecommerce platforms and warehouse teams on SKU recognition accuracy voice assistant deployments depend on: why speech recognition systems produce transcription errors on product codes, what to measure when error rates matter, and the fixes that move the needle on order picking, voice ordering and customer-facing voice AI.

SpeechmaticsEditorial Team

Product

Speechmatics and Cekura bring real-world STT testing to voice agent pipelines

A new integration gives agent developers a QA layer built for the complexity of the real world.

SpeechmaticsEditorial Team

[alt: Two soft-colored circular shapes, one greenish and one orange, are positioned on opposite sides. A central icon resembling a lightning bolt is flanked by a sound wave graphic with vertical markers, suggesting a connection or interaction between the two elements.]

Technical

You can’t hurry love, but you can hurry final transcripts

Introducing 250ms final transcripts for Voice AI

Archie McMullanSpeechmatics Graduate

Company

Vapi and Speechmatics: Build agents that understand every voice

Ship Voice AI agents that understand every voice in real-time, even in noisy, multi-speaker scenarios.

SpeechmaticsEditorial Team

[alt: Livekit and Speechmatics partnership]

Technical

Introducing real-time, speaker-aware Voice Agents with LiveKit + Speechmatics

Build real-time, speaker-aware Voice Agents with LiveKit + Speechmatics

Anthony PereraProduct Marketing Manager

Product

Pipecat and Speechmatics: Building Voice Agents that know exactly ‘Who’ said ‘What’

Build smarter voice agents on Pipecat with Speechmatics speech-to-text, now with powerful speaker diarization for real-world, multi-speaker conversations.

SpeechmaticsEditorial Team

Technical

Inside the future of Voice AI: Speechmatics at the LiveKit developer showcase

From stage to strategy: core takeaways from a lead engineer on the future of live, usable Voice AI.

Eli LandauSolutions Engineer

Voice Agents that listen. Smarter conversations that work.

Try it now with up to 3,480 free minutes per month.