现在,该 API 会根据历史平均数据返回未来时间的预测行程时间(含路况信息)。以前,该 API 仅返回与当前时间非常接近的行程时间(考虑路况)。如需接收包含路况信息的预测行程时间,请将出发时间指定为“现在”或未来的某个时间,并将出行方式指定为驾车。您还可以指定乐观、悲观或最佳猜测(默认)路况模型,以影响计算行程时间时使用的假设。如需了解详情,请参阅开发者指南。
[null,null,["最后更新时间 (UTC):2026-10-28。"],[],["The Directions API release notes, updated with each new release, detail features, bug fixes, and performance improvements. A key update from November 10, 2015, includes predicted travel times with traffic for future departure times using historical averages and a choice of traffic models. Standard Plan customers gained access to optimal routes, travel times with traffic, and increased waypoints (up to 23) that were previously limited to Premium Plan users. These notes start from November 2015.\n"]]