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$
USD
I will build a custom rag ai chatbot with langchain for your website
Ali Hafeez
About this gig
Want an AI chatbot that answers from YOUR business data instead of giving generic replies?
I will build a custom RAG AI chatbot with LangChain for your website, PDFs, documents, or knowledge base so users get fast, relevant, source grounded answers.
What I can build:
- Website AI chatbot for customer support
- Document/PDF chatbot and knowledge base bot
- RAG pipeline with LangChain or LlamaIndex
- OpenAI GPT, ChatGPT, Gemini, Claude, LLaMA, or DeepSeek integration
- Pinecone, ChromaDB, or FAISS vector database
- Python/FastAPI backend and website integration
- Conversation memory, authentication, and multilingual support
- CRM, database, or API integration for advanced projects
Ideal for SaaS, eCommerce, internal knowledge bases, onboarding, FAQs, support teams, and business automation.
You receive clean source code, tested retrieval, and a chatbot built around your real use case not a one size fits all bot.
Message me with your data source, platform, and goal before ordering, and I will recommend the right package.
Get to know Ali Hafeez
Ali Hafeez
AI Automation, AI Agents and SaaS Developer
- FromPakistan
- Member sinceJul 2023
- Avg. response time1 hour
- Last delivery2 years
Languages
English, Urdu
I build n8n AI automation, AI agents, voice agents, RAG chatbots, and AI SaaS/web applications for businesses and startups. I help automate repetitive work, improve customer support, qualify leads, integrate APIs, and turn software ideas into scalable products. I have 2 years of freelance development experience and previously worked as a Junior AI Engineer. My stack includes n8n, LLM APIs, React/Next.js, Node.js, Python/FastAPI, databases, APIs, and cloud deployment. Message me to discuss your workflow or AI product.
My Portfolio
FAQ
What data can you use to build my RAG chatbot?
I can connect PDFs, DOCX files, text files, CSV data, website content, FAQs, documentation, and other knowledge sources depending on your project.
Which AI models can you integrate?
I can work with OpenAI GPT, ChatGPT, Gemini, Claude, LLaMA, DeepSeek, and other suitable LLMs based on your requirements.
Can you integrate the AI chatbot into my website?
Yes. I can build and integrate a RAG AI chatbot into your website or web application. Advanced platform integrations can also be discussed.
Which package should I choose?
Choose Basic for a small single-source RAG chatbot, Standard for a business chatbot with multiple data sources, and Premium for advanced integrations such as CRM, databases, authentication, or multilingual support.
Will the chatbot answer from my own business data?
Yes. The RAG system retrieves relevant information from your provided knowledge base before generating a response, helping keep answers grounded in your content.
Do you provide the source code?
Yes. Source code is included with all three packages so you can maintain, customize, or extend the chatbot later.
Can you connect Pinecone, ChromaDB, or FAISS?
Yes. I can use Pinecone, ChromaDB, FAISS, or another suitable vector database depending on your data size, deployment needs, and project requirements.
Do I need to provide API keys or hosting?
For third-party AI models, hosting, or paid services, you may need to provide the required API keys or accounts. I can guide you on what is needed for your project.
