# TCMDB - 中药方剂知识引擎 - 中药、方剂、疾病、药理 > Traditional Chinese Medicine knowledge base - herbs, formulas, diseases, pharmacology ## API Endpoints (JSON) - `GET /api/data.json` - Complete structured data - `GET /api/entities.json` - All entities flat list - `GET /api/openapi.json` - OpenAPI 3.1 specification - `GET /api/diseases.json` - diseases data - `GET /api/formulas.json` - formulas data - `GET /api/herbs.json` - herbs data - `GET /api/ingredients.json` - ingredients data - `GET /api/main.json` - main data - `GET /api/pharmacology.json` - pharmacology data - `GET /api/tcm_clinical_market.json` - tcm_clinical_market data - `GET /api/tcm_herb_research.json` - tcm_herb_research data - `GET /api/tcm_innovative_drugs.json` - tcm_innovative_drugs data ## Stats - Total entities: 427 - diseases: 85 - formulas: 50 - herbs: 191 - ingredients: 38 - pharmacology: 5 - tcm_clinical_market: 7 - tcm_herb_research: 10 - tcm_innovative_drugs: 41 ## Cross-references - `GET /api/cross-refs.json` - Links to related knowledge bases ## Agent Discovery - `GET /.well-known/agent.json` - Machine-readable API description - `GET /.well-known/ai-plugin.json` - ChatGPT plugin manifest - `GET /llms.txt` - This file - `GET /llms-full.txt` - Complete data in text format