Gladia
UnclaimedThe speech-to-text backbone for voice agents, customer support, and meeting assistants.
Visit WebsiteWhat is Gladia?
Gladia (transcription): The speech-to-text backbone for voice agents, customer support, and meeting assistants. Gladia provides a powerful Speech-to-Text (STT) API that enables platforms to accurately transcribe audio, both asynchronously and in real-time. It leverages its proprietary Solaria ASR model, which is designed to be universal, precise, and fluent across over 100 languages. Key capabilities: Asynchronous Transcription API, Real-Time Streaming Transcription API (<300ms latency), Solaria ASR Model (universal, precise, multilingual), 100+ Language Support with leading accuracy in EN, FR, ES, IT, Advanced Code-Switching for multilingual conversations. Gladia ships a free plan plus paid tiers that unlock as usage grows. Buyers most often compare Gladia against AssemblyAI, Fireflies.ai, Chorus by ZoomInfo.
TL;DR - Gladia
- Provides highly accurate and multilingual Speech-to-Text API for real-time and asynchronous transcription.
- Offers low-latency real-time transcription (<300ms) and advanced features like code-switching and speaker diarization.
- Designed for developers with easy integration, scalability, and strong data privacy compliance.
Pricing: Free plan available
Best for: Growing teams
4.8/5 across review platforms
Pros & Cons
Pros
- High accuracy, up to 39% more accurate than competitors in major European languages.
- Extremely low latency for real-time transcription, ensuring seamless conversations.
- Comprehensive language support with advanced code-switching capabilities.
- Strong commitment to data privacy and compliance (GDPR, HIPAA, SOC 2).
- Scalable infrastructure with no limits on parallel streams and reduced DevOps burden.
Cons
- No explicit mention of a free tier or trial on the provided pages, implying it's a paid service.
- Specific pricing details are not available on the public pages, requiring contact with sales.
Ratings Across the Web
4.8(23 reviews)
Ratings aggregated from independent review platforms. Learn more
Preview
Key Features
Asynchronous Transcription APIReal-Time Streaming Transcription API (<300ms latency)Solaria ASR Model (universal, precise, multilingual)100+ Language Support with leading accuracy in EN, FR, ES, ITAdvanced Code-Switching for multilingual conversationsSpeaker Diarization (mono, stereo, multi-channel files)Word-Level TimestampsName and Entity Recognition (NER) and Custom Vocabulary
Pricing Plans
Self-Serve
Real-time from $0.75, Async from $0.61 + 10h/free
- 30 real-time concurrent requests
- 25 async concurrent requests
- Automatic language detection/switching
- Speaker diarization
- 100+ supported languages
- GDPR, HIPAA, AICPA SOC 2 Type 2
- Help center & Discord
Scaling
Real-time from $0.55/hour, Async from $0.50/hour
- Everything in SELF-SERVE
- Flexible concurrent requests
- Custom volume discounts
- Automatic model training opt-out
- Help center & Discord
Enterprise
Custom
- Everything in SCALING
- Unlimited concurrent requests
- Default model training opt-out
- Zero data retention
- SLAs
- Premium support with dedicated Slack and Account Manager
- Custom hosting
- Limitless scaling
About Gladia
By Toolradar Team·
Gladia provides a powerful Speech-to-Text (STT) API that enables platforms to accurately transcribe audio, both asynchronously and in real-time. It leverages its proprietary Solaria ASR model, which is designed to be universal, precise, and fluent across over 100 languages. The API is built for developers, offering easy integration with various tech stacks and telephony protocols, and boasts high accuracy, especially for key entities like names and numbers, even in noisy environments.
This tool is ideal for businesses and developers building voice-enabled applications, contact center solutions, sales enablement platforms, meeting assistants, and media editing tools. It helps improve productivity, enhance customer experience, and extract valuable insights from spoken interactions. Gladia emphasizes performance with sub-300ms latency for real-time transcription and offers flexible, usage-based pricing to support scaling without significant infrastructure burden.
Gladia differentiates itself with advanced features like code-switching for multilingual conversations, speaker diarization, word-level timestamps, and add-ons such as sentiment analysis, summarization, and chapterization. It also prioritizes data privacy and compliance, being GDPR, HIPAA, and AICPA SOC Type 2 compliant, ensuring audio data is never used for model retraining.
How we evaluate tools →Source: gladia.io
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Gladia FAQ
What is the typical latency for Gladia's Real-Time Streaming API?
Gladia's Real-Time Streaming API offers a latency of less than 300 milliseconds. This ensures seamless and uninterrupted dialogue for live transcription needs.
How does Gladia's Asynchronous transcription API handle multiple languages within a single audio file?
The Asynchronous transcription API features advanced code-switching capabilities. This allows for accurate transcription of calls and meetings where multiple languages and accents are spoken interchangeably.
Which specific telephony protocols and integrations does Gladia's Real-Time API support?
The Real-Time API is compatible with any tech stack and telephony protocols like SIP. It also offers direct integrations with LiveKit and Pipecat.
Does Gladia offer speaker diarization as an add-on for its transcription services?
Yes, Gladia's Asynchronous API includes a diarization feature. This organizes transcripts into segments corresponding to different speakers, supporting mono, stereo, and multi-channel audio files.
What security and compliance certifications does Gladia hold for data privacy?
Gladia is ISO 27001 compliant, GDPR compliant, HIPAA compliant, and AICPA SOC Type 2 certified. User audio is never used to retrain models.
Can Gladia's Real-Time API provide real-time insights beyond just transcription?
Yes, the Real-Time API can extract insights such as custom vocabulary, sentiment analysis, summarization, and chapterization in real-time and across multiple languages.
Source: gladia.io