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
Access to multiple LLM providers including OpenAI, Claude, Gemini, DeepSeek
Image generation models with pricing transparency
Interactive Studio for visual content creation without coding
Powerful API for developer integration
Video generation models
GPU computing with NVIDIA hardware options
Model fine-tuning and customization
Transparent unified billing system
Private cloud and hybrid cloud deployment options
Web content scraping and data processing services
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 unified API for accessing multiple AI model providers
Most affordable routing platform for AI models
Both visual Studio interface and code API integration options
Enterprise-grade GPU services with latest NVIDIA hardware
Transparent pay-as-you-go pricing with no hidden costs
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
Centrifugo