Gladia

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Updated On May 28, 2025

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speech-to-text audio analysis transcription ai api voice processing developer tools

Overview

Category: Speech-to-Text

Pricing Model: Usage-Based

Gladia offers a powerful Audio Intelligence API built for developers and businesses seeking to unlock insights from audio and video content. Leveraging state-of-the-art AI models, including advancements from OpenAI's Whisper, Gladia delivers industry-leading accuracy in transcription, even with challenging audio. Its core strength lies in combining speed (including real-time processing) with advanced features beyond simple transcription.

Key capabilities include precise speaker diarization to accurately identify multiple speakers, support for over 100 languages, and translation of transcripts into various target languages. The API is designed for easy integration into existing workflows and applications, enabling use cases such as meeting analysis, content creation, media monitoring, and improving customer service by making audio data searchable and actionable. By providing a robust, developer-friendly API with competitive pricing and advanced features, Gladia aims to be the go-to solution for transforming audio into structured, usable data at scale.

Key Features

High Accuracy Transcription (Whisper-powered)
Real-time Audio Processing
Precise Speaker Diarization
Multilingual Support (100+ languages)
Audio Translation
Profanity Filtering
Fast Processing Speed
Developer-friendly REST API
Support for various audio/video formats
Batch and Streaming Audio Processing

Supported Platforms

API Access
Web Browser

Integrations

REST API
SDKs (Python, Node.js, Go)
Integration via webhooks

Pricing Tiers

Free Trial

Free

5 hours of audio processing
Access to API features (Transcription, Diarization, Translation, etc.)

Pay As You Go

$0.10/hour

Billed monthly based on usage
No contract, no minimum commitment
Full API access
Suitable for low to medium volume usage

Volume Pricing

Custom Pricing

Tailored pricing for high volume users (typically >$10k annual spend)
Negotiated rates based on anticipated usage
Dedicated support options

Enterprise

Contact for Pricing

Custom solutions for large organizations
Guaranteed uptime SLAs
On-premise or private cloud deployment options
Dedicated account management and support

User Reviews

Gladia's API is straightforward to integrate and the transcription quality, especially with the Whisper model, is excellent. Speaker diarization works very well.

Pros

High accuracy, ease of integration, good speaker diarization, speed of processing.

Cons

Pricing can add up for high volumes, documentation could sometimes be more detailed for advanced use cases.

Capterra

The accuracy is mind-blowing. It handles different accents and background noise much better than other services I've tried. The API is clean and easy to use.