Custom Decision Service

A cloud-based, contextual decision-making API that sharpens with experience.

Custom Decision service uses reinforcement learning in a new approach for personalizing content


Understanding context from information you provide, Custom Decision Service ranks the options and makes a decision.

Shapes Ranked

Rapid learning

Custom Decision Service automatically optimizes based on your feedback. It even experiments with new options to see if the best decision has changed, enabling it to adjust to emerging trends.

Shapes with Scale

Easy to use

Custom Decision Service is cloud-basedso it’s easy to run, able to plug into your application and make decisions in real time.

Phone with Clouds

Check out the other Cognitive Services APIs

Computer Vision API

Distill actionable information from images

Content Moderator

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Intelligent video processing

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Unlock video insights

Face API

Detect, analyze, organize, and tag faces in photos


Personalize user experiences with emotion recognition

Custom Vision Service PREVIEW

Easily customize your own state-of-the-art computer vision models for your unique use case.

Language Understanding Intelligent Service PREVIEW

Teach your apps to understand commands from your users

Bing Spell Check API

Detect and correct spelling mistakes in your app

Web Language Model API PREVIEW

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

Translator Speech API

Easily conduct real-time speech translation with a simple REST API call

Text Analytics API PREVIEW

Easily evaluate sentiment and topics to understand what users want

Translator Text API

Easily conduct machine translation with a simple REST API call

Linguistic Analysis API PREVIEW

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

Custom Speech Service PREVIEW

Overcome speech recognition barriers like speaking style, background noise, and vocabulary

Bing Speech API

Convert speech to text and back again to understand user intent

Speaker Recognition API PREVIEW

Use speech to identify and authenticate individual speakers

Recommendations API PREVIEW

Predict and recommend items your customers want

Knowledge Exploration Service PREVIEW

Enable interactive search experiences over structured data via natural language inputs

Entity Linking Intelligence Service API PREVIEW

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

Academic Knowledge API

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


Distill information into conversational, easy-to-navigate answers.

Custom Decision Service PREVIEW

A cloud-based, contextual decision-making API that sharpens with experience

Project Prague

Gesture based controls

Nanjing Project

Isochrones Calculations

Project Johannesburg

Route logistics

Project Cuzco

Event associated with Wikipedia Entries

Project Abu Dhabi

Distance Matrix

Project Wollongong

Location insights

Ready to supercharge your app?