I will build custom ai chatbot with rag using langchain, gpt, PDF, CSV data

Are you looking for a smart AI chatbot that can answer questions from your own data?
I will build a powerful RAG (Retrieval-Augmented Generation) chatbot using modern AI technologies.
What I can build:
Chatbot trained on your PDFs, documents, or CSV files
Website chatbot for customer support
Internal knowledge base assistant
AI-powered Q&A system
Technologies I use:
LangChain / LangGraph
OpenAI / Gemini APIs
FastAPI backend
Vector databases (FAISS / Pinecone)
Features:
Accurate answers from your data
Chat UI (optional)
API integration
Deployment support
Perfect for startups, SaaS products, and businesses.

Contact me before ordering to discuss your project.