Try Cognitive Services

Microsoft Cognitive Services let you build apps with powerful algorithms using just a few lines of code. They work across devices, keep improving, and are easy to set up. Try the Cognitive Services APIs for free.

APIs

Computer Vision API

Distill actionable information from images

5,000 transactions, 20 per minute.

Emotion API PREVIEW

Personalize experiences with emotion recognition

30,000 transactions, 20 per minute.

Face API

Detect, identify, analyze, organize, and tag faces in photos

30,000 transactions, 20 per minute.

Video API PREVIEW

Intelligent video processing produces stable video output, detects motion, creates intelligent thumbnails, and detects and tracks faces.

Each video feature has 100MB file limit; 300 transactions per feature, 1 per minute.
For the getResult call: 1,200 transactions, 1 per minute.
For the getOperation call: 12,000 transactions, 5 per minute.

Bing Speech API

Convert speech to text and back again to understand user intent

5,000 transactions, 20 per minute for each feature.

Speaker Recognition API PREVIEW

Use speech to identify and authenticate individual speakers

20,000 transactions per month, 20 per minute.

Bing Spell Check API

Help users correct spelling errors, recognize the difference among names, brand names, and slang, as well as understand homophones as they’re typing

5,000 transactions per month, up to 7 per second. Trial keys expire after a 30 day period.

Bing Spell Check API v7 PREVIEW

The newest version of the Bing Spell Check API, currently in Preview.

5,000 transactions per month, up to 7 per second. Trial keys expire after a 30 day period.

Text Analytics API PREVIEW

Easily evaluate sentiment and topics to understand what users want

5,000 transactions per month.

Web Language Model API PREVIEW

Use the power of predictive language models trained on web-scale data

100,000 transactions per month, 1,000 per minute.

Linguistic Analysis API PREVIEW

Simplify complex language concepts and parse text with the Linguistic Analysis API

1,000 transactions, 10 per second.

Academic Knowledge API PREVIEW

Tap into the wealth of academic content in the Microsoft Academic Graph

10,000 transactions, 3 per second for interpret, 1 per second for evaluate, 6 per minute for calcHisogram.

Recommendations API PREVIEW

Predict and recommend items your customers want

10,000 transactions.

Entity Linking Intelligence Service API PREVIEW

Power your app's data links with named entity recognition and disambiguation

5,000 transactions per day, 2kB text limit.