§ API · REFERENCE
API Documentation
Integrate CNIPA.AI into your applications
Fast & Reliable
API availability and limits are shown in the active service configuration
Rich Data
Access millions of Chinese patents
Secure
Enterprise-grade security and encryption
§ Authentication
All API requests require authentication using an API key. Include your API key in the Authorization header as a Bearer token.
curl -X GET "https://api.cnipa.ai/v1/patents/search?q=AI" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json"❖ API Endpoints
GET
/api/v1/patents/searchSearch patents by keywords, applicant, or classification
GET
/api/v1/patents/:idGet detailed patent information by ID
POST
/api/v1/patent-writing/analyzeAnalyze technical description and extract features
POST
/api/v1/patent-writing/generate-claimsGenerate patent claims from technical description
Ready to Get Started?
Create an account to get your API key
Get API Key