Palabra.ai
Real-time AI voice translation across 60+ languages with sub-second latency
- Freemium
- Web, API, Python SDK, JavaScript/TypeScript SDK, WebRTC, WebSocket, Zoom, Microsoft Teams, Google Meet, OBS
- Free plan available
- No credit card
What is Palabra.ai?
Key features
Real-time speech-to-speech translation
Translates spoken audio between 60+ languages with under one second of latency (around 800ms).
Voice cloning
Reproduces the original speaker's voice characteristics so the translated output sounds like the same person.
Two-way live translation
Handles interactive back-and-forth conversation, not just one-direction broadcast.
Automatic language detection and code-switching
Detects the spoken language and follows a speaker who switches languages mid-sentence.
Speaker diarization
Identifies and separates multiple speakers in events and broadcasts.
Custom glossaries
Lets you define how specific terms are translated, applied across all sessions and applications.
API and SDKs
Single streaming API covering ASR, translation and TTS, with Python and JavaScript/TypeScript SDKs over WebRTC and WebSockets.
Pros & cons
Advantages
- Latency is low enough for genuine live conversation, with translation delivered in around one second rather than after the speaker finishes.
- It integrates with common meeting and broadcast tools such as Zoom, Microsoft Teams, Google Meet, OBS and YouTube without needing a plugin.
- The developer offering is fully documented, with a single streaming API plus Python and JavaScript SDKs and WebRTC or WebSocket access for other languages.
- Voice cloning keeps the speaker's own voice in the translated output, which suits presentations and streams where speaker identity matters.
- Custom glossaries give control over domain-specific terminology, useful for technical, legal or branded content.
- Zero data retention with encryption in transit, and the option to deploy on regional or private servers, helps with security and compliance requirements.
Limitations
- The consumer plans are billed by hours of usage with per-hour overage charges, so heavy or unpredictable usage can become expensive quickly.
- Monthly entry prices vary sharply by use case, with in-person events and live streaming starting at several hundred dollars a month rather than the lower meetings tier.
- Several capabilities, including dubbing and offline captions on the API, require a sales consultation rather than self-serve sign-up.
- Translation quality across all 60+ languages is not equally documented, and machine translation can still struggle with idiom, accent and noisy audio.
Use cases
International companies running multilingual video meetings on Zoom, Teams or Google Meet without manual interpreters.
Conference and in-person event organisers giving live translated audio to attendees via QR code access across one or more stages.
Broadcasters and streamers on OBS, YouTube and Twitch publishing several simultaneous output languages to a global audience.
Churches, nonprofits and educational institutions delivering sermons, lectures and webinars to multilingual congregations and classes.
Developers building call centres, communication platforms and social commerce apps that embed real-time voice translation via the API and SDKs.
Webinar hosts adding live captions and spoken translation so non-native speakers can follow presentations.
Ready to try Palabra.ai?
Pricing
Meetings Starter
60 per month
3 hours per month, Zoom/Teams/Meet integration, 60+ languages, voice cloning, live captions, custom glossaries
Meetings Pro
200 per month
10 hours per month with lower overage rates, everything in Starter (most popular meetings tier)
Meetings Team
1000 per month
50 hours per month, multi-seat workspace, SSO and audit logs, dedicated account manager and setup help
In-Person Events Starter
500 per month
5 hours, single-stage events, 2 cloned voices, unlimited listeners, QR code access
Live Streams Starter
300 per month
5 hours, 3 simultaneous output languages, 2 cloned voices, OBS/YouTube/Twitch integration
Business / Enterprise
Contact for pricing
Custom volume pricing, SLA and priority support, enterprise onboarding and regional or private server deployment
Get started with Palabra.ai
Click through to Palabra.ai and start using it now.
- Free plan available
- No credit card