Azure Cognitive Services Documentation

Learn how to build intelligent algorithms into apps, websites, and bots so that they see, hear, speak, and understand your user needs through natural methods of communication. Tutorials, quickstarts, API references, and examples show you how.

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  What are Cognitive Services?

  Learn about Azure Cognitive Services and how to use the different APIs to build intelligent apps.

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  Create a Cognitive Services account

  Learn how to create an Azure Cognitive Services account.

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  Authenticate a request

  Learn how to authenticate requests to Azure Cognitive Services.

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  Language support in Cognitive Services

  Learn about the human languages supported by Cognitive Services APIs.

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  Using Cognitive Services in Containers

  Learn how to use Azure Cognitive Services in Containers.

5-Minute Quickstarts

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  Analyze image using Computer Vision

  Using C#

  Using Java

  Using Node.js

  Using Python

• 

  Recognize speech using Speech Service

  Using C#

  Using Java

  Using Objective-C

  Using JavaScript

  Using C++

• 

  Get intent using LUIS

  Using C#

  Using Java

  Using Node.js

  Using Python

• 

  Detect language, analyze sentiment using Text Analytics

  Using C#

  Using Java

  Using Node.js

  Using Python

• 

  Get relevant web queries using Bing Web Search

  Using C#

  Using Java

  Using Node.js

  Using Python

• 

  Get relevant image queries using Bing Image Search

  Using C#

  Using Java

  Using Node.js

  Using Python

Step-by-Step Tutorials

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  Create an app using Computer Vision API

• 

  Recognize intents using Speech SDK and LUIS

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  Build a LUIS app

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  Use Text Analytics with Power BI

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  Create a Bing Web Search app

• 

  Create a Bing Image Search app

Cognitive Services APIs

• Vision API

  Computer Vision

  Content Moderator

  Custom Vision Service ^PREVIEW

  Face API

  Video Indexer

  Emotion API ^RETIRING

• Speech API

  Speech Service API

  Speaker Recognition ^PREVIEW

  Bing Speech API ^RETIRING

  Custom Speech Service ^RETIRING

  Translator Speech ^RETIRING

• Language API

  Bing Spell Check

  Language Understanding (LUIS)

  Text Analytics

  Translator Text

• Knowledge API

  QnA Maker

• Search API

  Bing News Search

  Bing Video Search

  Bing Web Search

  Bing Autosuggest

  Bing Custom Search

  Bing Entity Search

  Bing Image Search

  Bing Visual Search

  Bing Local Business Search ^PREVIEW

• Labs

  Project Gesture

  Project Personality Chat

  Project Event Tracking

  Project Academic Knowledge

  Project Local Insights

  Project Knowledge Exploration Service

  Project Entity Linking

  Project URL Preview

  Project Answer Search

  Project Anomaly Finder

  Project Conversation Learner

  Project Acoustics

  Custom Decision Service ^PREVIEW