{"app":"Engineering Analyzer API","endpoints":["POST /analyze","POST /chat/{session_id}","GET /sessions","GET /sessions/{session_id}","GET /sessions/{session_id}/result","GET /sessions/{session_id}/excel"],"models":{"document_classification":"openai/gpt-4o","drawing_vision":"openai/gpt-4o","assembly_analysis":"openai/gpt-4o","mechanical_reasoning":"openai/gpt-4o","validation":"openai/gpt-4o","process_enrichment":"openai/gpt-4o"}}