Microsoft.Azure.CognitiveServices.Vision.Face 2.4.0-preview

The ID prefix of this package has been reserved for one of the owners of this package by Prefix Reserved
.NET Standard 1.4 .NET Framework 4.5.2
This is a prerelease version of Microsoft.Azure.CognitiveServices.Vision.Face.
There is a newer prerelease version of this package available.
See the version list below for details.
dotnet add package Microsoft.Azure.CognitiveServices.Vision.Face --version 2.4.0-preview
NuGet\Install-Package Microsoft.Azure.CognitiveServices.Vision.Face -Version 2.4.0-preview
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Microsoft.Azure.CognitiveServices.Vision.Face" Version="2.4.0-preview" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add Microsoft.Azure.CognitiveServices.Vision.Face --version 2.4.0-preview
#r "nuget: Microsoft.Azure.CognitiveServices.Vision.Face, 2.4.0-preview"
#r directive can be used in F# Interactive, C# scripting and .NET Interactive. Copy this into the interactive tool or source code of the script to reference the package.
// Install Microsoft.Azure.CognitiveServices.Vision.Face as a Cake Addin
#addin nuget:?package=Microsoft.Azure.CognitiveServices.Vision.Face&version=2.4.0-preview&prerelease

// Install Microsoft.Azure.CognitiveServices.Vision.Face as a Cake Tool
#tool nuget:?package=Microsoft.Azure.CognitiveServices.Vision.Face&version=2.4.0-preview&prerelease

This client library provides access to the Microsoft Cognitive Services Face APIs.

Product Versions
.NET net5.0 net5.0-windows net6.0 net6.0-android net6.0-ios net6.0-maccatalyst net6.0-macos net6.0-tvos net6.0-windows net7.0 net7.0-android net7.0-ios net7.0-maccatalyst net7.0-macos net7.0-tvos net7.0-windows
.NET Core netcoreapp1.0 netcoreapp1.1 netcoreapp2.0 netcoreapp2.1 netcoreapp2.2 netcoreapp3.0 netcoreapp3.1
.NET Standard netstandard1.4 netstandard1.5 netstandard1.6 netstandard2.0 netstandard2.1
.NET Framework net452 net46 net461 net462 net463 net47 net471 net472 net48
MonoAndroid monoandroid
MonoMac monomac
MonoTouch monotouch
Tizen tizen30 tizen40 tizen60
Universal Windows Platform uap uap10.0
Xamarin.iOS xamarinios
Xamarin.Mac xamarinmac
Xamarin.TVOS xamarintvos
Xamarin.WatchOS xamarinwatchos
Compatible target framework(s)
Additional computed target framework(s)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (7)

Showing the top 5 NuGet packages that depend on Microsoft.Azure.CognitiveServices.Vision.Face:

Package Downloads

Package Description


Package Description


The Machine Learning Microsoft Cognitive Services Library by Genocs

Microsoft.Psi.CognitiveServices.Face The ID prefix of this package has been reserved for one of the owners of this package by

Provides components for using Microsoft's Cognitive Services Face API.


Library for managing and identifying people with the Microsoft Azure Cognitive Service Face API.

GitHub repositories (6)

Showing the top 5 popular GitHub repositories that depend on Microsoft.Azure.CognitiveServices.Vision.Face:

Repository Stars
Welcome to the Intelligent Kiosk Sample! Here you will find several demos showcasing workflows and experiences built on top of the Microsoft Cognitive Services.
Damselfly is a server-based Photograph Management app. The goal of Damselfly is to index an extremely large collection of images, and allow easy search and retrieval of those images, using metadata such as the IPTC keyword tags, as well as the folder and file names. Damselfly includes support for object/face detection, and face-recognition.
Platform for Situated Intelligence
A library with sample apps for continuous analysis of live video, using the Microsoft Cognitive Services Vision APIs.
Universal Windows Platform (UWP) sample app that shows usage of speech, Cortana, ink, and camera through a family note sharing scenario.
Version Downloads Last updated
2.8.0-preview.2 47,563 11/23/2021
2.8.0-preview.1 22,847 7/21/2021
2.7.0-preview.2 13,461 11/23/2021
2.7.0-preview.1 26,189 3/31/2021
2.6.0-preview.1 56,204 8/13/2020
2.5.0-preview.2 14,111 7/7/2020
2.5.0-preview.1 85,201 7/19/2019
2.4.0-preview 74,585 3/28/2019
2.3.0-preview 22,373 1/30/2019
2.2.0-preview 141,827 8/3/2018
2.0.0-preview 4,686 7/9/2018
1.1.0-preview 703 7/2/2018
1.0.2-preview 4,694 1/25/2018

1) The API client name was changed from FaceAPI to FaceClient, in keeping with other Azure SDKs.
   2) Supported customizing service endpoints by assigning the endpoint string to FaceClient.Endpoint. The endpoint string can be found on Azure Portal, it should contain only protocol and hostname, for example: This change ensures better global coverage.
   3) Aligned with latest Face API, Million-Scale features (LargePersonGroup and LargeFaceList) were added.
   4) Some inconsistencies in naming, parameter order were corrected.
   5) Aligned with latest Face API, Snapshot features for data migration were added.
   6) Aligned with latest Face API, multiple recognition model feature was added.