Curated List of Free Unlimited-Use API Interfaces

This article gathers a wide range of free API interfaces that have no usage limits, primarily sourced from Juhe Data, Baidu API Store, and other platforms, offering developers ready-to-use endpoints for diverse data needs.

Examples from Juhe Data include phone number attribution ( https://www.juhe.cn/docs/api/id/11 ), historical events ( https://www.juhe.cn/docs/api/id/63 ), stock data ( https://www.juhe.cn/docs/api/id/21 ), nationwide Wi‑Fi ( https://www.juhe.cn/docs/api/id/18 ), zodiac forecasts ( https://www.juhe.cn/docs/api/id/58 ), gold price data ( https://www.juhe.cn/docs/api/id/29 ), speech recognition ( https://www.juhe.cn/docs/api/id/134 ), dream interpretation ( https://www.juhe.cn/docs/api/id/64 ), weather forecasts ( https://www.juhe.cn/docs/api/id/73 ), ID card lookup ( https://www.juhe.cn/docs/api/id/38 ), jokes ( https://www.juhe.cn/docs/api/id/95 ), postal code lookup ( https://www.juhe.cn/docs/api/id/66 ), traditional calendar ( https://www.juhe.cn/docs/api/id/65 ), website security checks ( https://www.juhe.cn/docs/api/id/19 ), and many more.

Baidu API Store provides additional services such as IP address lookup ( http://apistore.baidu.com/apiworks/servicedetail/114.html ), channel news ( http://apistore.baidu.com/apiworks/servicedetail/688.html ), popular WeChat content, weather queries, stock queries, ID verification, image galleries, music search, Turing chatbot, currency conversion, holiday information, online word segmentation, train ticket queries, joke collections, bank card lookup, speech synthesis, anime subtitle API, travel ticket and attraction queries, sports news, technology news, air quality index, health recipes, popular travel notes, drug information, pinyin conversion, international news, lottery, WeChat selections, health information, point of interest search, medication reference, health knowledge, curiosities, entertainment news, hospital directories, and general lifestyle health services.

Other notable open platforms include Douban Open ( https://developers.douban.com/wiki/ ), Taobao Open Platform ( http://open.taobao.com/ ), Turing Voice SDK ( http://www.tuling123.com/help/h_cent_andriodsdk.jhtml ), iFlytek voice solutions ( http://www.xfyun.cn/robots/solution ), WeChat Open Platform ( https://open.weixin.qq.com/ ), RongCloud IM ( https://developer.rongcloud.cn/signin ), Baidu Developer Center ( http://developer.baidu.com/ ), Face++ facial recognition ( http://www.faceplusplus.com.cn/ ), AMap maps ( http://lbs.amap.com/ ), and Qingting FM ( FMhttp://open.qingting.fm ).

The list concludes with a note that it is a complete collection of free API resources.