Cortana，直译”科塔娜“，中文名微软小娜，或简称小娜
Learn how Cortana is helping you stay on top of it all so you can focus on what matters most.
Cortana’s got your back
Across work and life Cortana makes it faster and easier—and a little more fun—for you to get things done. For consumer brands, Cortana provides engaging and highly-personalized customer experiences at scale powered by breakthrough AI technology.
Unbound and untethered
A truly personal assistant is available anytime, anywhere. From your home, to your car, to your mobile device, Cortana is simplifying the ways you interact with your world.
All together now
From booking a flight to booking a table, checking the score to checking your budget, counting calories to ordering a pizza—Cortana’s new skills have got you covered.
Develop your own skills
Have a new idea for a Cortana skill? Use the Cortana Skills Kit to easily create intelligent, personalized experiences that can reach millions of U.S. users, across platforms and devices. Build flexible, conversational logic and voice capability for your skill with the Bot Framework Cortana Channel, and add intelligence through the power of Microsoft Cognitive Services.