I will build a custom ai chatbot using langchain rag langgraph


About this gig
Looking for a production-ready AI chatbot or intelligent assistant tailored to your business?
I specialize in building custom AI applications using Python, LangChain, RAG (Retrieval-Augmented Generation), OpenAI, Ollama, FastAPI, and vector databases. Whether you need a chatbot trained on your own documents, an AI-powered knowledge base, or an intelligent automation solution, I can deliver a scalable and maintainable application.
Services I Offer
Custom AI Chatbots
RAG-based Document Q&A Systems
PDF Chatbots
AI Agents with LangChain & LangGraph
OpenAI & Ollama Integration
Semantic Search with Vector Databases (FAISS/ChromaDB)
FastAPI Backend Development
Streamlit Web Applications
AI Workflow Automation
API Integration & Deployment
Why Choose Me?
- Clean, well-structured Python code
- Scalable and production-ready solutions
- Clear communication and timely delivery
- Complete source code included
- Post-delivery support
Technologies
Python LangChain LangGraph OpenAI Ollama FastAPI Streamlit FAISS ChromaDB Hugging Face Docker Git
If you have a custom AI project or aren't sure which package fits your needs, feel free to message me before placing an order. I'll help you choose the best solution
Get to know Gaurav Sharma
AI Intern
- FromIndia
- Member sinceJul 2026
- Avg. response time1 hour
Languages
English

