I will create a rag chatbot

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Oskar Grohman

About this gig

I build custom RAG chatbots that answer strictly from your business documents that never hallucinates. Standard ChatGPT wrappers risk your reputation with invented facts. I deliver production-grade AI grounded in your knowledge base with exact source citations.


Cost Optimization: Multi-tier refusal gates block off-topic queries before executing LLM calls wchich cuts lattency too.


Modern Full-Stack: Next.js UI with real-time SSE streaming, clickable citations & admin analytics dashboard.


Enterprise Security: Hardened with Caddy reverse proxy, per-IP rate limits, prompt injection filters & PII-redacted logs.


Privacy & Local Hosting: Cloud or 100% local/self-hosted setup so sensitive data never leaves your server.

Get to know Oskar Grohman

Oskar Grohman

AI developer

  • FromPoland
  • Member sinceNov 2023
  • Languages

    English
I build RAG systems and chatbots powered by local LLMs. The whole retrieval stack runs on your infrastructure, so nothing gets sent anywhere I also build automation in Python: scraping, data pipelines, and workflows that take over repetitive manual work. One thing about how I work. I test changes before I ship them. On my last project I ran every change against a benchmark set, and a few features got cut because the numbers didn't back them up. All of it is public, including the parts that failed: github.com/OskarOG1/Chatbot-RAG Live demo: ogflow.pl

My Portfolio