Item logo image for Project Mariner Companion

Project Mariner Companion

Google
3.7 (

70 ratings

)
Extension Tools 20,000 users
Item media 2 (screenshot) for Project Mariner Companion
Item media 1 (screenshot) for Project Mariner Companion
Item media 2 (screenshot) for Project Mariner Companion
Item media 1 (screenshot) for Project Mariner Companion
Item media 1 (screenshot) for Project Mariner Companion
Item media 2 (screenshot) for Project Mariner Companion

Overview

Project Mariner is a research prototype exploring the future of human-agent interaction, starting with browsers.

This companion extension lets you know when a task needs attention and makes it easy to teach Project Mariner new tasks by showing it what to do.

3.7 out of 5 70 ratings

Learn more about results and reviews.

Details

  • Version
    0.0.2510.0702.prod
  • Updated
    October 7, 2025
  • Size
    822KiB
  • Languages
    English
  • Developer
    Google
    1600 Amphitheatre Pkwy Mountain View, CA 94043-1351 US
    Email
    labs-mariner-extension-publisher@google.com
    Phone
    +1 650-495-3248
  • Trader
    This developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.
  • D-U-N-S
    060902413

Privacy

Project Mariner Companion has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy .

Project Mariner Companion handles the following:

Personally identifiable information
User activity
Website content

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

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