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Personalizer documentation

Starting on the 20th of September, 2023 you won’t be able to create new Personalizer resources. The Personalizer service is being retired on the 1st of October, 2026.

About Personalizer

Overview

  • What is Personalizer?

What's new

  • What's new

Concept

  • How Personalizer works
  • Where you can use Personalizer?
  • Ethics and responsible use

Create and use Personalizer loop

Concept

  • Choosing features and actions to personalize
  • How to calculate a reward

Tutorial

  • Use Personalizer in a .NET web app
  • Use Personalizer with an Azure Notebooks file

How-To Guide

  • How to create and configure Personalizer

Quickstart

  • Using SDK

Quickstart

  • Use multi-slot Personalization

Quickstart

  • Use local inference

Developing with Personalizer

Get started

  • Develop Personalizer loop with .NET
  • NuGet package
  • NuGet reference documentation

Get started

  • Develop Personalizer loop with Node.js
  • NPM package

Get started

  • Develop Personalizer loop with Python
  • Pypi package

Get started

  • Code Samples
  • REST API (1.0)
  • REST APIs (v1.1 Preview)

About Reinforcement learning

Overview

  • What is Reinforcement learning?

Concept

  • Exploration
  • Features, action, and context
  • Active and inactive events
  • Rewards

Evaluate and improve service

Concept

  • Use Apprentice mode
  • Improve loop with offline evaluations
  • Active and inactive events
  • Scalability and performance

How-To Guide

  • Analyze success with offline evaluation

Help and feedback

Reference

  • Support and help options
  • Troubleshooting
Your Privacy Choices
  • Previous Versions
  • Blog
  • Contribute
  • Privacy
  • Terms of Use
  • Trademarks
  • © Microsoft 2025
Your Privacy Choices
  • Previous Versions
  • Blog
  • Contribute
  • Privacy
  • Terms of Use
  • Trademarks
  • © Microsoft 2025