What is It?
Gladia is a developer-friendly, AI-powered audio intelligence platform that provides real-time speech-to-text transcription, speaker diarization, language translation, sentiment analysis, and more through its API-first architecture. Designed for teams building audio or voice-powered products (like meetings apps, call analytics, or customer support tools), Gladia helps you transform unstructured audio into actionable data with high accuracy and low latency.
Key Features
Real-Time Speech-to-Text API: High-speed, accurate transcription in over 100 languages and accents.
Speaker Diarization: Identifies and separates multiple speakers in a conversation.
Audio Translation: Converts spoken content from one language to another in real time.
Sentiment & Emotion Detection: Analyze tone and emotional cues within audio.
Keyword Extraction: Pulls out key terms, topics, and entities automatically.
Noise Robustness: Works accurately even in noisy environments.
Streaming & Batch Modes: Choose real-time or asynchronous processing based on your use case.
GDPR & SOC 2 Compliant: Built for enterprise-grade privacy and security.
SaaS Platforms
Product Teams in AI/Voice Tech
Video Conferencing Apps
Contact Centers
Podcast Platforms
Healthcare Transcription Services
Education Platforms
Developers building real-time transcription apps
Integrating real-time transcription in video or voice conferencing tools
Building call analytics dashboards for customer support teams
Creating searchable audio archives for podcasts or webinars
Translating multilingual conversations in global meetings
Detecting sentiment and speaker dynamics in interviews or panel discussions
1
Visit gladia.io: Create a developer account.
2
Access API Documentation: Review endpoints for transcription, diarization, translation, etc.
3
Choose Mode: Select real-time (streaming) or batch mode.
4
Upload Audio or Start Stream: Send data via HTTP or WebSocket.
5
Receive Structured Output: Get JSON responses with transcripts, speaker tags, sentiment scores, etc.
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Visualize or Integrate: Plug the outputs into your dashboards, CRMs, apps, or analytics systems.
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Monitor & Optimize: Use logs, latency metrics, and accuracy scores to fine-tune your integration.
Free – $0/month
Perfect for developers, early-stage startups, and individual users. Includes 10 hours per month with access to batch transcription, speaker diarization, and real-time transcription. Supports unlimited file size and length, with concurrency limitations applied.
Pro – Custom/hour
Designed for scaling digital companies. Includes all features from Free, plus word-level timestamps, support for 100+ languages, language detection, code-switching, code translation, automatic punctuation and casing, custom vocabulary, and dual-channel transcription. Also supports SRT and VTT caption formats.
Enterprise – Custom/month
A fully tailored plan for modern enterprises. Includes everything in Pro, along with custom data retention, service-level agreements (SLAs), and flexible hosting options such as custom cloud geography/provider or air-gapped environments. Enterprise clients also receive dedicated email and phone support, plus a personal account manager and support engineer.
Comparision with Competitors
Vs. AssemblyAI: Comparable in speed and features; Gladia offers sentiment + translation in one stack.
Vs. Deepgram: Deepgram is optimized for voice AI; Gladia adds emotional context.
Vs. Google STT: Google is reliable; Gladia is leaner and more developer-focused.
Vs. Whisper: Whisper has great accuracy but lacks real-time or speaker diarization.
Vs. Speechmatics: Speechmatics is enterprise-heavy; Gladia suits agile teams and startups.
Blazing fast and accurate transcription
Easy API integration
Rich audio analysis beyond STT (sentiment, speakers, translation)
Scalable for real-time and batch use
Affordable pricing for startups and devs
Requires technical setup (API integration)
No native user dashboard for non-developers
Limited offline/desktop tools
Some advanced features in paid tiers only
Gladia is a powerful choice for developers and product teams building audio-powered features into their apps. With its fast, multilingual transcription, speaker detection, and emotion analysis, it brings true audio intelligence to any product or platform. Whether you're creating a Zoom competitor or transcribing podcasts, Gladia helps you hear—and understand—more.
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