Rev AI: Provides reliable enterprise speech-to-text and transcription APIs, but lacks some of Gladia's newer real-time audio intelligence models. Gladia records 232,451 monthly visits with +6.4% month-over-month growth and Freemium, Contact for Pricing pricing. Rev AI records 50,708 monthly visits with -18.4% growth and Free Trial, Paid pricing.
Speech-to-text and audio intelligence API for production voice products
Developer-first speech-to-text API with industry-leading accuracy
| Dimension / Metric | | |
|---|---|---|
| Official Domain | gladia.io | rev.ai |
| Pricing Model | Freemium, Contact for Pricing | Free Trial, Paid |
| Monthly Visits | 232.45K (232,451) | 50.71K (50,708) |
| MoM Traffic Delta | +13.91K (+6.4%) | -11.42K (-18.4%) |
| Primary Market & Share | 🇧🇷 Brazil (22.1%) | 🇺🇸 United States (36.1%) |
| Direct Visits / mo | 128.52K | 22.44K |
| User Rating | 4.4 | 4.4 |
| Supported Platforms | Website | Website |
Speech-to-text and audio intelligence API for production voice products
Stream audio over WebSocket for live captioning or submit files via REST for batch transcription, supporting MP3, WAV, FLAC, Opus, and most other formats.
Automatic, accent-sensitive language detection across 100+ languages, including code-switching for conversations that move between languages mid-sentence.
Speaker diarization, named entity recognition, PII redaction, sentiment analysis, and summarization, each billed only when you enable it.
Feed transcripts directly into a large language model, either Gladia-hosted or a model you bring yourself (BYOM), to generate summaries and structured outputs.
Developer-first speech-to-text API with industry-leading accuracy
Transcribe pre-recorded files in minutes or stream live audio through a real-time endpoint, with punctuation, casing, and formatting applied automatically.
Recognize speech across more than 57 languages and dialects, with benchmarked accuracy that the company reports as the best among major vendors.
Layer language identification, sentiment analysis, topic extraction, summarization, and translation on top of any transcript to turn audio into structured intelligence.
Generate exact word-level timing for media, subtitles, accessibility, and content indexing workflows.
SpecialistProvides Whisper via API for robust speech-to-text, but lacks specialized real-time streaming audio intelligence pipelines.
SpecialistProvides Whisper via API for robust speech-to-text, but lacks specialized real-time streaming audio intelligence pipelines.
AI teammate that records, transcribes and summarizes every meeting
AI teammate that records, transcribes and summarizes every meeting
AI transcription and meeting notes in 150+ languages
AI transcription and meeting notes in 150+ languages
Specializes in ultra-low latency streaming voice infrastructure, though heavily optimized for voice synthesis.
Specializes in ultra-low latency streaming voice infrastructure, though heavily optimized for voice synthesis.
AI and human transcription, captions and investigative case analysis in one platform
AI and human transcription, captions and investigative case analysis in one platform
Turn any video or audio into text in seconds
Real-time speech-to-text, text-to-speech and voice agents in one API platform
Real-time speech-to-text, text-to-speech and voice agents in one API platform
Offers cost-effective batch transcription APIs powered by distributed cloud hardware rather than dedicated streaming infrastructure.
Offers cost-effective batch transcription APIs powered by distributed cloud hardware rather than dedicated streaming infrastructure.
AI transcription, translation and subtitles for audio and video
AI transcription, translation and subtitles for audio and video
Speech-to-text and voice intelligence APIs for developers
One speech AI API for recognition, generation, and translation in 60+ languages
One speech AI API for recognition, generation, and translation in 60+ languages
Transcribe, analyze, and score every conversation against your own methodology
Transcribe, analyze, and score every conversation against your own methodology
