Ai

Compares mainstream agent frameworks including OpenAI Agents SDK, LangChain/LangGraph, CrewAI, Google ADK, Microsoft Agent Framework, AutoGen, Semantic Kernel, LlamaIndex, PydanticAI, and Mastra, with guidance on tradeoffs and fit.

Explains five cases where AI agents are the wrong tool, with a practical comparison across stability, cost, observability, and product boundaries.