This is a narrow, technical comparison intended to clarify scope, not market against other projects.
- Strong fit when you want graph-oriented control flow and state transitions.
nano-agent-stackis more opinionated about organizational structure: departments, managers, workers, and approval boundaries.- If your primary abstraction is a graph, LangGraph may be the more direct tool. If your primary abstraction is a team or department hierarchy,
nano-agent-stackis easier to reason about.
- CrewAI emphasizes collaborative agent roles and task delegation flows.
nano-agent-stackis intentionally smaller and lower-level. It focuses more on infrastructure boundaries such as policies, trace hooks, memory interfaces, and provider abstraction.- CrewAI may be faster for higher-level agent app assembly.
nano-agent-stackis more useful when you want to expose execution structure as reusable infrastructure.
- AutoGen provides flexible multi-agent interaction patterns and model-centric workflows.
nano-agent-stackputs more weight on explicit operational topology and auditable runtime boundaries.- If you need conversational agent interplay first, AutoGen may be the stronger fit. If you need developer-facing infrastructure primitives for department-style orchestration,
nano-agent-stackis narrower but more focused.
nano-agent-stack is not trying to be the broadest agent framework. It is trying to be a clean open-source base for modeling organizations as auditable, human-supervised multi-agent systems.