G-Master: Deep Think for Gemini

Injecting Soul into Gemini: Multi-turn Deep Think, System Prompts, and Search Engines.

As of June 2026, G-Master: Deep Think for Gemini has 12 users in the Productivity category.

Usersno change0%
12
12
Ratingno change0%
— reviews
Reviewsno change0%
Version
1.3.1
Manifest V3
90-day change · In the last 90 days this extension 1 version update.

History

11 snapshots

Tracking since Apr 1, 2026.

12.727.52.2799999999999994Apr 1, 2026Jun 10, 2026
View as table
DateUsersRatingReviewsVersion
Apr 1, 20261.1.0
Apr 17, 20261.1.0
Apr 22, 202631.3.1
Apr 27, 202641.3.1
May 5, 202641.3.1
May 10, 202661.3.1
May 15, 202671.3.1
May 22, 202651.3.1
May 28, 2026121.3.1
Jun 4, 2026111.3.1
Jun 10, 2026101.3.1
Now121.3.1

Permissions & access

Permissions
storage
Host access
https://api.tavily.com/*

Screenshots

G-Master: Deep Think for Gemini screenshot 1

About

G-Master Product Description
G-Master is a high-security, high-performance browser extension built on the Manifest V3 standard, exclusively designed to unlock the full potential of your Gemini AI experience. It is developed with widely trusted, enterprise-grade tech stacks including React 18, TypeScript 5.x and Vite, and is fully open source under the MIT License, ensuring complete code transparency, no hidden security risks, and full user control.

1. Core Purposes of G-Master
1.1 To equip Gemini with true multi-turn deep thinking capabilities, driving the large language model to complete autonomous deduction, self-correction, and multi-round reasoning loops that are not available in the standard version of Gemini.
1.2 To provide fully customizable system prompt management, allowing you to seamlessly inject persistent system context, custom AI roles, and fixed instruction sets into every Gemini conversation, eliminating the need to repeatedly enter basic setup content for each new chat.
1.3 To deliver real-time context and intelligence level monitoring, with an intuitive visual panel that tracks context usage and Gemini's reasoning intelligence level in real time, giving you full visibility into the AI's working status during every interaction.
1.4 To break the time and information limitations of the base Gemini model through the built-in Tavily web search engine, enabling the AI to access the latest real-time online information and provide accurate, up-to-date answers to your queries.
1.5 To support a local sandbox workspace, allowing you to run sandboxed JavaScript code and interact directly with your local files within the Gemini interface, expanding the AI's practical application capabilities for development, work, and daily tasks.

2. Key Reasons to Install G-Master
2.1 Significant performance improvement for all your Gemini tasks. When you enable G-Master's deep think loop, Gemini's overall task execution performance increases by more than 40%. Specifically, its complex logic processing ability rises by 41%, hallucination rate drops by 83% to below 2%, and the one-pass success rate for code writing increases by 60%, transforming standard Gemini into a far more reliable, accurate, and powerful AI tool.
2.2 Advanced reasoning architecture that standard Gemini does not offer. G-Master replaces the single linear thought chain of standard Gemini with an advanced tree-branching reasoning structure, supported by a professional engineered think-feedback loop. This structure allows the AI to conduct multi-dimensional reviews, verify information through its built-in toolchain, and fix logical flaws before delivering the final answer, ensuring more rigorous, comprehensive, and high-quality results for every query you submit.
2.3 Industry-leading security and wide compatibility. Built on Manifest V3, the latest and most secure browser extension specification, G-Master works seamlessly with all mainstream Chromium-based browsers. The project's open-source MIT License means the full code is available for public audit, with no unauthorized data collection or hidden backdoors, fully protecting your privacy and data security during use.
2.4 Zero learning curve and flexible personalized customization. G-Master integrates natively into the Gemini web interface, with no complicated setup or learning process required. You can easily customize system prompts, toggle deep think mode on and off, and enable or disable search and local workspace features with a single click, tailoring your AI experience to your exact needs for work, study, development, or daily use.
2.5 Developer-friendly design and ongoing support. The project provides a complete, easy-to-follow developer guide, with simple commands for dependency installation, development mode startup, and production extension building. The permissive MIT License also allows developers to freely modify, distribute, and build secondary features based on the project, with continuous technical support from the G-Master development team.

G-Master does not just add extra features to Gemini—it injects a complete, self-optimizing thinking framework into the AI, turning every one of your conversations into a more intelligent, accurate, and efficient experience.

Technical

Version
1.3.1
Manifest
V3
Size
309KiB
Min Chrome
88
Languages
2
Featured
No

Metadata

ID
efhfakejohppinhadlpingboabcdgnhb
Developer ID
ua3a9473cc830d57089b7f321ebc239de
Developer Email
[email protected]
Created
Mar 31, 2026
Last Updated (Store)
Apr 5, 2026
Last Scraped
Jun 10, 2026
Website

Data sourced from the Chrome Web Store · last verified Jun 10, 2026.