Scalable self-hosted real-time messaging and state sync platform
Stage
Not given
Established
Founded
Not given
2023
Based in
VN
CY
Pricing model
Paid
Open source
Pricing
Pay-as-you-go pricing varying by model and resolution. Example: Happyhorse 1.1 Image to Video at 480p costs 819.97 ₫ per second (special offer ending 10/17/2026); OpenAI Sora 2 Pro at 720p costs 7.950 ₫ per second; Google Veo 3.1 Lite at 720p (no audio) costs 795 ₫ per second.
Open source version is free. Centrifugo PRO available with flat licensing (no per-connection or per-message fees) and requires contacting sales for a quote.
Key features
Single gateway to all AI models
Switch models freely without vendor lock-in
App Store for product discovery and distribution
Support for 400+ models
Cost control through pay-as-you-go pricing
WebSocket, HTTP-streaming, SSE, WebTransport, and gRPC transports
Channel history and message recovery
Flexible authentication and authorization
State synchronization with transactional consistency
Connection event proxying to backend
Online presence detection for users
Efficient binary Protobuf protocol
Resumable streams and transport fallback for AI applications
What makes it different
One integration to access any AI model without rebuilding for provider changes
Built-in marketplace for discoverability instead of manual user acquisition
Network effects that increase value for all participants as adoption grows
Operating layer that creates value for ecosystem rather than extracting it
Set up once and works forever with no ongoing configuration needed
Handles millions of concurrent connections with minimal hardware
Self-hosted so messages and data never leave your infrastructure
No per-connection or per-message billing
Works in production at scale with proven reliability
AVIS
Centrifugo