Dev.to
5/11/2026

No More Hallucinated Citations: A Domain-Specific RAG System with Ollama, ChromaDB and AI Agents
Short summary
Developer built a domain-specific RAG system combining ChromaDB, Ollama, and Claude Code agents to eliminate hallucinated citations from academic research. Uses hybrid relevance scoring on a corpus of 2,514 multilingual PDFs with 59,030 indexed chunks. System runs locally with zero-hallucination citations and evidence-backed research output through FastAPI endpoints and AI agent slash commands.
- •Self-hosted RAG pipeline for 2,514 academic PDFs in 4 languages with 99.8% coverage
- •Hybrid relevance scoring combines vector similarity, Ollama quality scores, and publication recency
- •Claude Code agents orchestrate research workflows with verified citations and traceable sources
Generated with AI, which can make mistakes.
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