Hanzo

Hanzo PubSub

High-performance messaging and streaming

Hanzo PubSub

When one part of your system needs to tell another that something happened — an order placed, a file uploaded, a job finished — that message travels through Hanzo PubSub. It is the messaging backbone the rest of the platform is built on: fast subject-based pub/sub, durable JetStream streams, a key-value store, and object storage, in one service.

Highlights

  • Publish/Subscribe -- Subject-based messaging with wildcard subscriptions
  • JetStream -- Persistent streaming with at-least-once and exactly-once delivery
  • Key-Value Store -- Distributed KV with watch, history, and TTL
  • Object Store -- Large object storage with chunking and SHA-256 integrity
  • Clustering -- Full-mesh Raft replication with super-cluster gateways
  • WebSocket -- Native browser and edge client support

Endpoint: pubsub.hanzo.ai:4222 WebSocket: wss://pubsub.hanzo.ai:5222

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