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PolyTalk

Privacy-First, Self-Hosted Real-Time Speech-to-Speech Translation

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Privacy-First Speech Translation

Translate Any Audio.
Privately. On Your Infrastructure.

PolyTalk delivers real-time speech-to-speech translation entirely within your infrastructure, meaning no cloud dependency, no data leakage, no compromise. Built for organizations that require secure, low-latency speech translation without relying on external services.

25+
Languages
< 2s
Latency
100%
On-Premise
0
Cloud APIs
🌐
Understand Everything Around You
Go beyond conversations, capture and translate your entire audio environment in real time with seamless multilingual communication.
🎙️
Any Live Audio. Translated.
Videos, meetings, browser tabs, streams – if it plays audio, PolyTalk provides live speech translation in real time.
⚡
Instant. No Delay.
Sub-second real-time voice translation for videos, meetings, and live conversations, processed and delivered instantly.
🏠Fully Self-Hosted
Low-Latency Real-Time Translation
☁️No External APIs
Complete Data Ownership
Any Tab Audio Translation
Why PolyTalk

Communication Shouldn't
Depend on External Services

Most translation platforms route your voice through external servers. PolyTalk keeps everything inside your infrastructure, faster, private, and fully yours.

Cloud-Based
🎤 You
→
☁️ Cloud
→
🌍 3rd Party
→
💬 Output
✗Latency from external routing
✗Data processed outside your control
✗Dependent on third-party uptime
✗Not suitable for private networks
VS
PolyTalk
🎤 You
→
⚙️ PolyTalk
→
💬 Output
✓100% On-premises
✓All data stays on your infrastructure
✓No external service dependency
✓Works on private & isolated networks
🎙️
Live Voice
Translate live conversations instantly
📺
Any Audio Stream
Videos, tabs, meetings – all translated
🏠
On-Premise
Deploy on private or isolated networks
🔌
Easy Integration
Plugs into existing workflows seamlessly

Natural multilingual communication – without external processing layers.

Choose Your Edition

One Platform. Two Editions.

Start free and self-hosted, or unlock the full power of enterprise collaboration and intelligence.

🟦 Community Edition
🟧 Enterprise Workspace
Everything needed for real-time multilingual communication. FREE
🎙️
Core Communication
Real-time voice translation
Multi-language conversations
Live transcript + translation
Browser tab audio sharing
Microphone & speaker controls
Privacy-first local deployment
⚡
Performance
Low-latency streaming
Smooth conversational flow
Optimized real-time pipeline
Self-hosted infrastructure
🔧
Flexibility
Open-source access
Custom deployments
Developer-friendly APIs
Bring-your-own infrastructure
🔒 Both editions fully self-hosted
☁️ Zero cloud dependency
🌐 25+ languages in both editions
How It Works

Real-Time Translation That
Stays Out of the Way

Processes live speech continuously in the background, so conversations stay natural and uninterrupted.

🎤
Step 01
Capture
Live audio from browsers, microphones, communication systems, or streaming environments.
live stream
⚙️
Step 02
Translate
Multilingual speech streams are processed instantly through real-time pipelines entirely on your infrastructure.
instantly
🔊
Step 03
Deliver
Translated voice playback returned immediately for seamless, natural multilingual communication.
✓ No uploads
✓ No waiting between responses
✓ Just live multilingual interaction
Speaking
Translated
Real-Time Communication Infrastructure

Designed for Continuous Communication

Optimized for long-running multilingual workflows where reliability and responsiveness are critical, from live meetings to operational audio systems.

polytalk — live monitor
LIVE
42ms
Latency
4
Sessions
100%
Uptime
Active Streams
EN → JA 00:04:12
HI → EN 00:02:38
AR → FR 00:01:05
Self-hosted Whisper-large · NLLB-3.3B
🔁
Stable Long-Running Sessions
Supports extended multilingual communication without interrupting audio flow, built for hours, not minutes.
Session stability
📡
Real-Time Audio Streaming
Designed for uninterrupted speech processing and live interaction with minimal delay overhead.
Sub-second latency
🔌
Flexible Audio Integration
Works across microphones, browsers, and communication platforms without custom middleware.
Any audio source
⚙️
Scalable Deployment Support
Adaptable across local infrastructure, private cloud, and production environments your team controls.
On-premise ready

Built for real-world communication workflows and not isolated translation requests.

Use Cases

Built for Real-World
Communication Workflows

PolyTalk supports live voice translation across environments where responsiveness and deployment flexibility matter.

Works across
🏢 Enterprise
🏛️ Government
⚖️ Legal
🚀 Startups
🌍 NGOs
Our Belief
Language should never slow communication down.
Real-time translation. Sub-second latency. Zero interruption.
⚡
Privacy should never be traded for accessibility.
Self-hosted. No cloud. Your data stays yours.
🔒
Self-hosted real-time speech-to-speech translation – built for environments you control.
Performance
99%
Uptime
Latency 42ms
Privacy 100%
Cloud 0%
Ready to take control?
⚡Explore PolyTalk View on GitHub 🚀Contact Us
🔒 No Cloud
📄 AGPL License
⚡ Sub-second
25+ Languages
100% On-Premise
Zero Data Leakage
polytalk.io
❙❙❙❙❙❙❙❙
❙❙❙❙❙❙❙❙
FAQ

Frequently
Asked Questions

Everything you need to know about PolyTalk's self-hosted real-time translation platform.

Questions answered 0 / 10
All
Features
Setup
Privacy
Performance
💬
Still have questions?
Reach out and we'll help you find the right setup for your environment.
Get in touch →
Features
How does PolyTalk work?
+
PolyTalk captures live audio from microphones, meetings, browser tabs, videos, or streams, processes it through a real-time speech translation pipeline, and instantly delivers translated voice playback. Everything runs within your infrastructure without relying on external cloud translation services.
Features
What is speech-to-speech translation?
+
Speech-to-speech translation converts spoken words in one language into translated speech in another language. Unlike traditional translation tools, it enables natural multilingual communication by preserving spoken interaction and delivering translated voice output in real time.
Features
How is it different from speech-to-text translation?
+
Speech-to-text translation converts spoken audio into translated text. Speech-to-speech translation goes further by generating translated voice output, enabling more natural conversations and real-time communication without requiring participants to read translated transcripts.
Setup
Can PolyTalk run on-premise?
+
Yes. PolyTalk is a self-hosted, on-premise speech translation platform designed to run entirely within your own infrastructure. No external APIs, third-party services, or cloud providers are required, giving you complete control over data and deployment.
Features
What languages does PolyTalk support?
+
PolyTalk currently supports English, Gujarati, Hindi, Spanish, French, German, Portuguese, Chinese, Japanese, Korean, Arabic, Russian, Italian, Dutch, Turkish, Tamil, Bengali, Marathi, Telugu, Kannada, and Malayalam — with support for additional languages expanding over time.
Performance
What latency should I expect?
+
PolyTalk is optimized for low-latency real-time speech-to-speech translation and typically delivers translated voice output in less than 2 seconds. This enables smooth conversations, live speech translation, and uninterrupted multilingual communication across various audio environments.
Privacy
Does PolyTalk require external APIs?
+
No. PolyTalk is a fully self-hosted speech translation platform that operates entirely within your own infrastructure. It does not rely on external APIs, cloud translation services, or third-party providers — making it a reliable solution for private and isolated environments.
Privacy
Is my audio data stored?
+
PolyTalk does not require audio data to be sent to external services. Because the platform is fully self-hosted, you maintain complete control over audio processing, storage policies, and data retention settings within your own infrastructure.
Privacy
Is PolyTalk suitable for secure internal environments?
+
Yes. PolyTalk is a secure speech translation solution built for organizations, teams, and individuals who require private multilingual communication. Its on-premise deployment model makes it suitable for internal networks, restricted environments, and privacy-sensitive communication workflows.
Performance
Can PolyTalk handle live meetings and streams?
+
Yes. PolyTalk is designed for real-time speech-to-speech translation across live meetings, voice conversations, videos, streams, and browser audio. Its low-latency speech translation pipeline enables seamless multilingual communication with translated voice output delivered in less than 2 seconds.
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Insights, updates & deep dives.

Thoughts on real-time translation, privacy-first infrastructure, and multilingual communication.

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