---
title: "GrandmasterAI – Chrome extension stats, history and permissions"
description: "167 users, rated 5.00 by 1 person. Version 1.1, updated 2025-07-07. Requests 10 permissions."
url: "https://extensiontracker.com/extension/mldmjndlhapdfkbaeeeohdabhdkgngac"
---

# GrandmasterAI

Live in the Chrome Web Store.

- Users: 167
- Rating: 5.00 from 1 rating
- Last checked: 2026-09-27 05:44 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #53,860 of 264,702 live extensions
- Rank in Functionality & UI: #2,231 of 10,900

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> Transcribes speech, annotates moves, and connects to Grandmaster AI services on chess sites.

- Extension ID: `mldmjndlhapdfkbaeeeohdabhdkgngac`
- Developer: [None](https://extensiontracker.com/developer/ua980bd9dc9312a9ea0d7d00007c72915)
- Category: [Make Chrome Yours › Functionality & UI](https://extensiontracker.com/category/make_chrome_yours/functionality)
- First published: 2025-05-14
- Last updated: 2025-07-07
- Version: `1.1`
- Size: 257 MiB
- Minimum Chrome: 88
- Languages (1): English (United States)
- Support page: `grandmasterai.com/chrome-extension`
- Chrome Web Store: <https://chromewebstore.google.com/detail/grandmasterai/mldmjndlhapdfkbaeeeohdabhdkgngac>
- View the code or download the CRX, in CRX Peek: <https://crxpeek.com/?id=mldmjndlhapdfkbaeeeohdabhdkgngac>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 167 | 5.00 | 1 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## What it can access

From the extension's manifest, in plain language.

### Sites

- `http://localhost:3000/*`: localhost:3000
- `http://localhost:8000/*`: localhost:8000
- `https://*.chess.com/*`: chess.com and its subdomains
- `https://*.lichess.org/*`: lichess.org and its subdomains
- `https://api.grandmasterai.com/*`: api.grandmasterai.com
- `https://chess.com/*`: chess.com
- `https://grandmasterai.com/*`: grandmasterai.com
- `https://lichess.org/*`: lichess.org

### Sites where it runs scripts

- `http://localhost:3000/*`: localhost:3000
- `https://*.chess.com/*`: chess.com and its subdomains
- `https://grandmasterai.com/*`: grandmasterai.com
- `https://lichess.org/*`: lichess.org

### Browser features

- `clipboardWrite`: Change what's in your clipboard
- `storage`: Save settings and data in your browser

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-09-27 05:44 UTC; next check around 2026-09-30.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “GrandmasterAI” (mldmjndlhapdfkbaeeeohdabhdkgngac). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/mldmjndlhapdfkbaeeeohdabhdkgngac. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_mldmjndlhapdfkbaeeeohdabhdkgngac,
  title   = {GrandmasterAI (mldmjndlhapdfkbaeeeohdabhdkgngac)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/mldmjndlhapdfkbaeeeohdabhdkgngac},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/mldmjndlhapdfkbaeeeohdabhdkgngac>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.