Atmosphere/atmosphere
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Real-time transport layer for Java AI agents. Build once with @Agent — deliver over WebSocket, SSE, gRPC, and WebTransport/HTTP3. Talk MCP, A2A and AG-UI.
About
The real-time engine for AI agents on the JVM. Tokens flow from the LLM runtime to the client through a broadcaster you can filter, gate, and observe — over WebSocket, SSE, long-polling, or gRPC, and out through MCP, A2A, and AG-UI. A plain @Agent is a full deep agent, batteries-included, and Atmosphere handles reconnect, authorization, and governance.
Atmosphere is built for teams that need AI agents to behave like production services: streaming over real transports, guarded before every tool call, observable by tenant and run, and portable across AI frameworks without rewriting the endpoint.
Atmosphere is a real-time, event-driven framework, not an agent-hosting platform. We ship the…
Excerpted from github.com/Atmosphere/atmosphere
Latest metrics
| Stars | 3.8k | 2026-07-16 |
|---|---|---|
| Forks | 759 | 2026-07-16 |
| Commits | 8.3k | 2026-07-16 |
| Releases | 57 | 2026-07-16 |
| Watchers | 227 | 2026-07-16 |
| Open issues | 2 | 2026-07-16 |
| Open PRs | 5 | 2026-07-16 |