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Tool-Calling

Cartoon robot holding a wrench and giving thumbs up

E-Commerce Conversational Agent with Ollama and LangChain

·64 mins
A conversational agent for e-commerce built with Ollama, LangChain, and ChromaDB, comparing three open-source LLMs — Qwen3 4B, Llama 3.2 3B, and Phi-4-mini — for product search, order tracking, recommendations, and RAG-powered FAQ. Benchmarks tool-calling accuracy, multi-intent handling, and response time across all three models.