Published Oct 18, 2026, 6:56 AM ET · Updated a month ago · 1 source
Start with LangGraph, LlamaIndex, Mem0, MCP, and Langfuse to build a first AI agent
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You don't need all 10 tools to build a first agent; start with LangGraph, add LlamaIndex for knowledge and Mem0 for memory, connect one real tool through MCP, and use Langfuse to observe success and failure.