1

Select your API

2

Get an API key

3

Start using the API

Computer Vision API

Distill actionable information from images

5,000 transactions, 20 per minute.

Emotion API PREVIEW

Personalise user experiences with emotion recognition

30,000 transactions, 20 per minute.

Face API

Detect, identify, analyse, organise and tag faces in photos

30,000 transactions, 20 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 v7

Help users correct spelling errors, recognise the difference between names, brand names and slang, and understand homophones as they type.

1,000 transactions per month, up to 1 per second. Trial keys expire after a 30-day period.

Text Analytics API

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

1,000 transactions per day, 10KB text limit.

Custom Decision Service PREVIEW

Custom Decision Service uses reinforcement learning in a new approach for personalising content.

50,000 transactions per month, up to 20 per second. Trial keys expire after a 90-day period.