# Atmosphere/atmosphere — RepoVerse

Portable AI agent runtime for the JVM. One @Agent class runs on Spring AI, LangChain4j, Anthropic, or 9 more behind one SPI. Token streaming, tool calls, human approvals, and governance over WebSocket, SSE, gRPC, or WebTransport/HTTP3. Speaks MCP, A2A, and AG-UI.

URL: https://repoverse.app/cards/749137

[Repository source](https://github.com/Atmosphere/atmosphere)

## Card snapshot

- Edition: Genesis
- Rarity: common
- Finish: Base
- Attack: 3695
- Defense: 6646
- GitHub stars: 3821
- GitHub forks: 764
- Language: Java
- Category: AI Pioneers
- Snapshot date: 2026-10-22

These repository statistics and game attributes belong to this dated card snapshot. They are not a current assessment of software quality.

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