Speechmatics

Name: Speechmatics
Brand: Speechmatics
Price: 0.24 USD
Rating: 4.7 (54 reviews)

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AI speech technology powering voice AI agents, real-time transcription, and text-to-speech across 55+ languages.

Transcription AI Voice NLP Tools

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4.7(54 across the web)

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Reviews onG2Capterra

54 reviews tracked

The Bottom Line

Entry price

Free plan available, paid tiers above

Biggest pro

High accuracy and low latency for real-time applications.

Biggest con

Advanced customization and dedicated support are primarily available at the Enterprise tier.

TL;DR - Speechmatics

Provides highly accurate, low-latency Speech-to-Text and Text-to-Speech APIs.
Supports over 55 languages for global reach and diverse use cases.
Offers enterprise-grade security and flexible deployment options for privacy and control.

Pricing: Free plan available

Best for: Growing teams

4.7/5 across review platforms

What is Speechmatics?

Editorial review

Speechmatics provides advanced AI speech technology through APIs, enabling businesses to integrate highly accurate and low-latency speech-to-text (STT) and text-to-speech (TTS) capabilities into their applications. It is designed for global companies with demanding requirements for quality, security, and multilingual support. The platform supports over 55 languages and is built for various use cases, including powering AI voice agents, live captioning for media and broadcast, contact center analytics, and medical transcription. Its enterprise-grade security features, including ISO 27001, GDPR, HIPAA, and SOC 2 Type II compliance, make it suitable for privacy-critical applications. Speechmatics offers flexible deployment options, including on-device, on-premise, and cloud, ensuring data privacy and control.

Available on: Web

LCLouis CorneloupUpdated May 26, 2026 · how we evaluateSourcespeechmatics.com ↗

Pros & Cons

Pros

High accuracy and low latency for real-time applications.
Extensive language coverage (55+ languages) for global reach.
Robust enterprise-level security and compliance (ISO 27001, GDPR, HIPAA, SOC 2 Type II).
Flexible deployment options (on-device, on-prem, cloud) for data privacy.
Specialized models like the Medical Model for specific industries.

Cons

Advanced customization and dedicated support are primarily available at the Enterprise tier.
Text-to-Speech currently supports English, with more languages coming soon.

Ratings Across the Web

4.7(54 reviews)

Ratings aggregated from independent review platforms. Learn more

Preview

Key Features

Low-latency Speech-to-Text (STT)Text-to-Speech (TTS)55+ languages supportedMulti-speaker conversationsReal-time transcription (sub-second latency)On-device, on-prem, and cloud deployment optionsNo data logging by defaultMedical Model for healthcare (up to 50% error reduction on key terms)

Pricing Plans

Free Trial

Pricing checked Jun 16, 2026

Free

Speech-to-Text 55+ languages
Free 480 minutes per month
2 concurrent real-time sessions
Text-to-Speech Free 1 million characters (~20hrs) per month
Low-latency (ideal for voice agents)
English - more languages coming soon

Pro

from $0.24/hr

Speech-to-Text 55+ languages
Free 480 minutes per month
50 concurrent real-time sessions
10 file jobs per second
Text-to-Speech Free 1 million characters (~20hrs) per month
Low-latency (ideal for voice agents)
English - more languages coming soon
Online email support

Enterprise

Speech-to-Text 55+ languages
All our features, including audio alignment
No rate limits
Privacy-first deployment options
Multi-region cloud options
Custom models
Text-to-Speech SaaS or On-premises deployment
Lowest-latency, highest privacy with STT & TTS in your environment

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Reviews

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4.7/5

Across 54 verified user reviews on G2, Capterra

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Best Speechmatics Alternatives

Top alternatives based on features, pricing, and user needs.

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Rev AIPaid

The world's most accurate API for AI- and human-generated transcripts and speech insights.

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DeepgramFreemium

Enterprise Voice AI: STT, TTS & Agent APIs for accurate, realistic, and cost-effective voice solutions.

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CallMinerPaid

Analyze 100% of customer conversations for CX, compliance, and performance

4.5

AssemblyAIPaid

Speech-to-text API with high accuracy transcription

4.6

WhisperFree

Open-source speech recognition

4.8

Nuance DAXPaid

Automated clinical notes from natural conversations

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Azure SpeechPaid

Energize your apps and agents with prebuilt, customizable, multilingual speech AI models.

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Speechmatics FAQ

How does Speechmatics support global communication needs?

Speechmatics supports global communication by offering highly accurate speech-to-text and text-to-speech capabilities across more than 55 languages. This extensive language coverage allows businesses to deploy voice AI solutions that cater to a diverse international user base.

Which teams would benefit most from using Speechmatics?

Teams involved in developing AI voice agents, managing contact center analytics, or requiring live captioning for media and broadcast would find Speechmatics particularly beneficial. Its robust security and compliance features also make it suitable for healthcare teams needing medical transcription.

How does Speechmatics compare to AssemblyAI for enterprise security?

Speechmatics offers robust enterprise-level security and compliance, including ISO 27001, GDPR, HIPAA, and SOC 2 Type II certifications. These features ensure data privacy and control for businesses with stringent security requirements.

What kind of deployment options does Speechmatics provide for data privacy?

Speechmatics offers flexible deployment options, including on-device, on-premise, and cloud, to ensure data privacy and control. This allows organizations to choose the environment that best meets their security and operational needs.

Does Speechmatics include a free tier?

Yes, Speechmatics is available on a free tier, with additional paid plans offered for increased usage and access to more advanced features. This allows users to explore its capabilities before committing to a larger plan.

What are the current limitations of Speechmatics' text-to-speech feature?

The text-to-speech feature in Speechmatics currently supports English, with plans to introduce more languages in the future. Advanced customization and dedicated support are primarily available at the Enterprise tier.

Can Speechmatics be used for specialized industry applications like medical transcription?

Yes, Speechmatics includes specialized models, such as the Medical Model, designed for specific industries like medical transcription. This ensures high accuracy and relevance for critical applications in healthcare.

Source: speechmatics.com