---
title: "Opace AI Content Checker & Detector – Chrome extension stats, history and permissions"
description: "2 users, rated 5.00 by 3 people. Version 1.2.3, updated 2026-09-08. Requests 6 permissions."
url: "https://extensiontracker.com/extension/fjpbijpdnjcpjfaibhahojllibcjpcfa"
---

# Opace AI Content Checker & Detector

Live in the Chrome Web Store.

- Users: 2
- Rating: 5.00 from 3 ratings
- Last checked: 2026-09-27 01:12 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #247,312 of 264,702 live extensions
- Rank in Tools: #96,273 of 103,498

## The listing

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

Summary from the listing:

> Free AI content checker and AI detector for ChatGPT, Claude and Gemini text, with section evidence and hidden-character checks.

- Extension ID: `fjpbijpdnjcpjfaibhahojllibcjpcfa`
- Developer: [Opace Digital Agency](https://extensiontracker.com/developer/u2e262970236a95268c352f51c5c6f05b)
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2026-09-08
- Last updated: 2026-09-08
- Version: `1.2.3`
- Size: 6.69 MiB
- Minimum Chrome: 145
- Languages (1): English (United Kingdom)
- Website: `https://opace.agency/`
- Support page: `https://opace.agency/get-in-touch/`
- Chrome Web Store: <https://chromewebstore.google.com/detail/opace-ai-content-checker/fjpbijpdnjcpjfaibhahojllibcjpcfa>
- View the code or download the CRX, in CRX Peek: <https://crxpeek.com/?id=fjpbijpdnjcpjfaibhahojllibcjpcfa>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 2 | 5.00 | 3 |

## 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.

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `clipboardWrite`: Change what's in your clipboard
- `contextMenus`: Add items to the right-click menu
- `scripting`: Run scripts on sites it can reach
- `sidePanel`: Show a side panel
- `storage`: Save settings and data in your browser

### Asked for later, if you agree

- `http://*/*`: Every website
- `https://*/*`: Every website
- `https://opace-detector-877422072168.europe-west1.run.app/*`: opace-detector-877422072168.europe-west1.run.app

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [Opace Essential SEO Toolkit & SEO Audit Tool](https://extensiontracker.com/extension/icagkiolfkmndbggheneeamfbnobcdma) | 10,000 | 3.97 | 30 | Developer Tools |
| [Add as Preferred Source Button & Popup for Google](https://extensiontracker.com/extension/dnifhlampnjpfigeniaoihblbdegijgp) | 5 | 5.00 | 4 | Developer Tools |

All 3 extensions by [Opace Digital Agency](https://extensiontracker.com/developer/u2e262970236a95268c352f51c5c6f05b).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked again 7 and 30 days after it was published, and again whenever a new version appears. Last checked 2026-09-27 01:12 UTC; next check around 2026-10-08.

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

## Cite this page

Extension Tracker. “Opace AI Content Checker & Detector” (fjpbijpdnjcpjfaibhahojllibcjpcfa). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/fjpbijpdnjcpjfaibhahojllibcjpcfa. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_fjpbijpdnjcpjfaibhahojllibcjpcfa,
  title   = {Opace AI Content Checker & Detector (fjpbijpdnjcpjfaibhahojllibcjpcfa)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/fjpbijpdnjcpjfaibhahojllibcjpcfa},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/fjpbijpdnjcpjfaibhahojllibcjpcfa>. 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`.