Client Hints

6/1/2023 1:00 PM
Countdown to G-Day: the User-Agent reduction is complete
Device detection upgrade needed now
The User-Agent reduction has progressed to the final phase. All web device detection solutions that don’t support the User-Agent reduction and User-Agent Clients Hint must now be upgraded if they are to continue to function.

4/26/2023 12:45 PM
OpenRTB's Structured User Agent and User-Agent Client Hints
How to convert SUA data into UA-CH, and vice versa
Version 2.6 of the OpenRTB specification introduces the Structured User Agent. This new Object: Device attribute addresses Google’s changes to the User-Agent and the new User-Agent Client Hints.

3/8/2023 12:45 PM
Implementing User-Agent Client Hints: 3 different methods
The best method for you will depend on your business
Google has made preparing for the User-Agent reduction complicated, but 51Degrees provides the tools to make implementing User-Agent Client Hints simple.

2/24/2023 10:30 AM
Google's revised plans for the User-Agent
User-Agent Client Hint (UA-CH) updates from the fourth CMA report
On 31 January, Google’s Q4 report to the UK CMA was released. The report provides much-needed updates on the User-Agent reduction and User-Agent Client Hints. We recap the key points from the report in this blog.

2/20/2023 4:30 PM
Introducing the 51Degrees UAParser
We've expanded the 51Degrees product suite
The 51Degrees UAParser provides comprehensive device data based on User-Agent Client Hints and the User-Agent, and can reliably detect Apple iPhone models.

1/9/2023 1:30 PM
Countdown to G-Day: Phase 6 of the User-Agent reduction
This is a fundamental change that will affect device detection as you know it
Chrome 110, due for release on 1 February 2023, will be the first Chrome version that has information removed from the mobile and tablet User-Agents. In essence, you will not be able to tell the difference between different mobile or tablet device models.

12/5/2022 12:45 PM
Countdown to G-Day: <deviceCompat> and <unifiedPlatform>
Within the User-Agent reduction, Google has a new format for Chrome User Agent strings
Google is pressing ahead with the User-Agent reduction. From February 2023, Google will reduce the information within Chrome mobile and tablet User-Agent strings. Device information will only be available through User-Agent Client Hints.

10/18/2022 3:15 PM
Countdown to G-Day: Phase 5 of the User-Agent reduction
Chrome 107 is the first Chrome version to contain reduced platform information within desktop User-Agents
If you have not adjusted your systems to support User-Agent Client Hints before the release of Chrome 107 on 25 October 2022, you are likely to encounter a reduction in your device detection accuracy.

10/12/2022 3:45 PM
Learn Client Hints webinar transcript
This is a transcript of our webinar from 28 September 2022
The webinar, and this transcript, serves as an extensive history into why Google are reducing the User-Agent in favor of their own creation, User-Agent Client Hints.

9/1/2022 1:00 PM
Why is Google messing with the User-Agent?
Join our webinar and find out how Google’s Privacy Sandbox proposals will affect you
In this webinar, we’ll discuss Google’s User-Agent Reduction and User-Agent Client Hints proposals. Both are a big change, whether you are a website owner, web analytics professional, or performance optimization specialist, you will need to prepare. Join us on 28 September to learn more.