Head-to-head comparison
Gladia vs Rev AI
Two of the transcription tools podcasters reach for. Here's how they differ on pricing, features, audience, and the trade-offs that actually matter day-to-day.
Multilingual Whisper-powered API with sub-300ms streaming.
Best for: Voice product developers
Rev's developer API for async and streaming ASR
Best for: Engineering teams that want Rev-quality English transcription via API without a human in the loop.
At a glance
The honest trade-offs
Gladia
Pros
- Sub-300ms real-time latency
- 100+ languages with code-switching
- Free 10 hours/month evaluation
Watch-outs
- API-only, no editor for end users
- Higher async rate than raw Whisper
- Volume tiers need annual commits
Rev AI
Pros
- Strong English accuracy on conversational audio
- Streaming and async endpoints
- Word-level confidence scores
Watch-outs
- Pricier than self-hosted Whisper
- Smaller language list than competitors
- Custom vocabulary on higher plans only
Which one should you pick?
Pick Gladia if
You’re building around voice product developers. Gladia took Whisper and re-engineered it to work in production — sub-300ms streaming latency, code-switching across 100+ languages, diarization and translation in the same stream. For developers building voice products it's a serious Whisper-API upgrade.
Pick Rev AI if
You’re building around engineering teams that want rev-quality english transcription via api without a human in the loop.. Rev AI is the developer surface for Rev's in-house ASR, trained on the same audio that powers their human-transcriber first drafts. English accuracy is consistently top-tier on call-centre and podcast audio.
Also worth comparing
Or see all Gladia alternatives.
Frequently asked
What does Gladia do better than Rev AI?
Gladia's standout is "Sub-300ms real-time latency". Rev AI doesn't make that promise — it leans into "Strong English accuracy on conversational audio" instead. If the first sentence describes your workflow, pick Gladia; if the second does, pick Rev AI.
What are the trade-offs?
Gladia: api-only, no editor for end users. Rev AI: pricier than self-hosted whisper. Whether either matters depends entirely on what you actually need — neither is a deal-breaker by itself.
Can I use Gladia and Rev AI together?
Both are transcription tools so most teams pick one. Some workflows do combine them — for example, using Gladia for one show or episode type and Rev AI for another. Worth trying both free tiers before committing.