挖数据 (wapi.cn) is an API interface data and online query service platform. The site provides **interfaces**, **queries**, **tools**, **batch queries**, **data sources**, **随心搭**, **微查系统**, membership, and an AI assistant.

Its online query tools cover categories such as automobile management, financial technology, enterprise and business information, life services, webmaster tools, intelligent recognition, traditional calendar/fortune information, and AI large models.

Examples listed on the official homepage include mobile number real-name verification, bank card verification, bank card attribution query, mobile number network status query, ID card verification, enterprise information verification, enterprise business information query, vehicle information and VIN queries, vehicle maintenance records, used-car valuation, domain/IP/WHOIS/ICP queries, express/logistics queries, address information analysis, garbage classification query, and more.

The official homepage presents the service mainly as a cloud API and online/batch query platform. Users generally register or log in, select an interface or query tool, and use the corresponding online query or API service according to the product documentation and pricing shown on the site.