Side-by-side comparison of free tiers, features, privacy, and company background. Updated for 2026.
Multi-agent orchestration — role-based, 44K+ stars
Makes multi-agent systems intuitive by letting you define agents with roles, goals, and backstories — like assembling a team. At 44K+ stars, it has strong community support and integrates well with most LLM providers.
Install with pip install crewai → Define agents with roles and goals in Python → Create a Crew with tasks and kick it off
Production agent graphs — SQLite persistence, human-in-the-loop interrupts
The production-grade agent framework from LangChain, designed for complex multi-step workflows with branching logic. Its SQLite persistence means agents can pause and resume, and human-in-the-loop interrupts let you keep a human in charge of critical decisions.
Install with pip install langgraph → Define your agent graph with nodes and edges → Add SQLite checkpointing for persistence and run your first agent