AI Agent Frameworks
The frameworks that turn models into workers: orchestration, multi-agent crews, data agents, and no-code builders.
LangChain
The most popular framework for building LLM applications.
AutoGen
Microsoft multi-agent conversation framework enabling complex LLM applications through agent collaboration.
LangGraph
Stateful, controllable agent orchestration as graphs.
OpenAI Assistants API
Official OpenAI API for building assistants with persistent threads, built-in retrieval, code interpreter, an…
MetaGPT
Multi-agent framework that simulates a software company with product managers, architects, and engineers coll…
CrewAI
Role-based multi-agent framework where agents have specific roles, goals, and backstories.
OpenAI Agents SDK
Lightweight agents with handoffs and guardrails.
Phidata
Build AI assistants with memory, knowledge, and tools.
LlamaIndex Agents
Data agents that reason over your documents.
AutoGPT
The original autonomous AI agent that chains LLM thoughts to perform complex tasks automatically.
Dify
Visual, open-source LLM app builder.
Semantic Kernel
Enterprise AI orchestration for .NET and Python.
Pydantic AI
Type-safe agents from the FastAPI team’s lineage.
SuperAGI
Open-source autonomous AI agent framework with GUI.
BabyAGI
The minimalist task-driven autonomous agent.
Haystack Agents
Production pipelines with agentic loops.