Azure Cognitive Services
A comprehensive family of AI services and cognitive APIs to help you build intelligent apps
What is Azure Cognitive Services?
Cognitive Services brings AI within reach of every developer—without requiring machine-learning expertise. All it takes is an API call to embed the ability to see, hear, speak, search, understand, and accelerate decision-making into your apps.
Watch this 50-second video to see how to deploy AI for various use cases using the programming languages you already know.
Explore the benefits of Cognitive Services
Apply AI to more scenarios with the most comprehensive portfolio of domain-specific AI capabilities on the market
Build confidently with the first AI services to achieve human parity in computer vision, speech, and language
Deploy Cognitive Services anywhere from the cloud to the edge with containers
Get started quickly—no machine-learning expertise required
Azure Cognitive Services
Extract meaning from unstructured text
Help readers of all abilities comprehend text using audio and visual cues.
Build natural language understanding into apps, bots, and IoT devices.
Create a conversational question and answer layer over your data.
Detect sentiment, key phrases, and named entities.
Detect and translate more than 60 supported languages.
Integrate speech processing into apps and services
Transcribe audible speech into readable, searchable text.
Convert text to lifelike speech for more natural interfaces.
Integrate real-time speech translation into your apps.
Identify and verify the people speaking based on audio.
Identify and analyze content within images, videos, and digital ink
Analyze content in images and video.
Customize image recognition to fit your business needs.
Detect and identify people and emotions in images.
Extract text, key-value pairs, and tables from documents.
Analyze the visual and audio channels of a video, and index its content.
Find what you’re looking for from the world-wide-web
Help users complete queries faster by adding intelligent type-ahead capabilities.
Create a custom search engine with ad-free results.
Recognize and classify named entities, and find search results based on them.
Add a variety of search image options to your app.
Turn any app into a news search resource.
Help users identify and fix word breaks, slang, names, homonyms, and brands.
Add advanced video search features to your app.
Enable users to search using images.
See how customers are applying Cognitive Services
KPMG helps financial institutions save millions in compliance costs
KPMG uses Cognitive Services to transcribe and catalog thousands of hours of calls, reducing compliance costs for its clients by as much as 80 percent.
Volkswagen engages global customers with real-time translation
Volkswagen uses Cognitive Services for high-quality real-time translations, enabling the company to better engage its global customer base.
Uber boosts platform security with facial recognition
Uber uses Cognitive Services to safeguard against fraud by helping to ensure that the driver using the app matches the account on file.
BBC innovates how it delivers trusted content
Using Azure Cognitive Services and Azure Bot Service, the BBC created an end-to-end, customized digital voice assistant that captures its brand identity and helps it establish a new conversational relationship with its broad audiences.
Mine operator increases sustainability by applying custom computer vision
Minsur uses Cognitive Services to more closely monitor the sustainability of its process for transforming polluted water into an agricultural resource.
Seattle Against Slavery combats human trafficking and saves lives—at cloud scale
This non-profit uses Cognitive Services to help like-minded organizations connect with trafficking victims, disrupt exploitation, and save lives.
O'Reilly: Building Intelligent Apps with Cognitive APIs
Learn in detail how to create apps, websites, and bots that communicate more naturally with the people who use them—regardless of your data science expertise. In Building Intelligent Apps with Cognitive APIs, get a close look at what’s behind apps that see, hear, speak, understand, and interpret people’s needs. Whatever you’ve dreamt of building with AI, bring it to life with Azure Cognitive Services and the guidance in this e-book.
Documentation, training, and resources
Documentation and e-books
Get up and running with Cognitive Services by exploring these introductory resources.
Learn how to start building intelligent apps with step-by-step guidance from Microsoft Learn.
Community and Azure support
Ask questions and get support from Microsoft engineers and Azure community experts.
Frequently asked questions about Cognitive Services
Cognitive Services is available in several regions around the world. See availability by region.
We guarantee that Cognitive Services will be available at least 99.9 percent of the time. No service-level agreement (SLA) is provided for the Free tier. See SLA details.
See the compliance and privacy page for details.