Composable agent runtime with enforced isolation boundaries
Multi-language agent runtime and library for execution scope management, lifecycle events, and middleware on tool and LLM calls.
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.
Markdown that runs — one file, any agent.
Astrid is a portable, capability-secure operating system for composable software.

Deterministic safety solutions for probabilistic AI agents
Production-Ready MCP Server Framework • Build, deploy & scale secure AI agent infrastructure • Includes Auth, Observability, Debugger, Telemetry & Runtime • Run real-world MCPs powering AI Agents