Microsoft System.Net.Http

All System.Net.Http releases at a glance: release dates, number of versions, latest version, LTS status and the end-of-life (EOL) visualisation

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📅 Last update on 2026-09-16

What is System.Net.Http?

Automate product release and end-of-life management

Provides a programming interface for modern HTTP applications, including HTTP client components that allow applications to consume web services over HTTP and HTTP components that can be used by both clients and servers for parsing HTTP headers. Commonly Used Types: System.Net.Http.HttpResponseMessage System.Net.Http.DelegatingHandler System.Net.Http.HttpRequestException System.Net.Http.HttpClient System.Net.Http.MultipartContent System.Net.Http.Headers.HttpContentHeaders System.Net.Http.HttpClientHandler System.Net.Http.StreamContent System.Net.Http.FormUrlEncodedContent System.Net.Http.HttpMessageHandler When using NuGet 3.x this package requires at least version 3.4.

System.Net.Http release and version history

Release	Release date	Versions	Latest version	Latest version date	LTS
4	2015-07-29	22	4.3.4	2018-10-09	No
2	2012-02-16	3	2.0.20710	2012-08-11	No

Data as of 16 September 2026. Dates in ISO format (YYYY-MM-DD). Source: Versio.io product release & end-of-life database.

The entire lifecycle of the product System.Net.Http

The following figure shows you the visualised product life cycle of System.Net.Http. You can see all releases with the latest patch version, the long-term support characteristics (orange flag in the green circle, the periods for version provision, maintenance and support.

System.Net.Http (Microsoft) release, version and end-of-life information

Figure: Release, patch and end-of-life cycle of product System.Net.Http (Microsoft)

Facts and figures about System.Net.Http

Product	System.Net.Http
Vendor	Microsoft
Latest version	4.3.4
Number of releases	2
Number of versions	25
Number of unstable versions	11
Number of versions affected by CVE	13
Licence details	http://go.microsoft.com/fwlink/?LinkId=329770

Frequently asked questions about Microsoft System.Net.Http end of life

What is the latest version of Microsoft System.Net.Http?

The latest version of Microsoft System.Net.Http is 4.3.4, released as part of the 4 release on 29 July 2015.

Does Microsoft System.Net.Http have a fixed end-of-life schedule?

No. Microsoft System.Net.Http does not publish fixed end-of-life dates. It follows a "latest version" model: only 4 is considered current. Earlier release lines (2) remain usable but are superseded and no longer the recommended version.

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