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CheckMate: AI Fact Checker with Real Sources

Chrome extension by LazyCodeLab · Productivity · Tools

A Chrome extension in Productivity · Tools with 20 users, barely installed. Audience over the last 30 days: +3.

Specific sites only: 1 match pattern.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
20
Rating
5.0 (1 ratings)
Users, last 30 days
+3
Rating, last 30 days
Steady over 30 days
Version
1.0.0
Updated in the store
2026-09-04
Published
2025-02-19
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
+3 since 03.10
17-21 · 15 readings
  1. 2026-10-0520
  2. 2026-10-0818
  3. 2026-10-0919
  4. 2026-10-1020
  5. 2026-10-1319
  6. 2026-10-1621
  7. 2026-10-1720
  8. 2026-10-1821
  9. 2026-10-1920
  10. 2026-10-2021
  11. 2026-10-2319
  12. 2026-10-2518
  13. 2026-10-2820
  14. 2026-11-0118
  15. 2026-11-0220
Rating
unchanged since 03.10
reviewsrating 5.00 · 15 readings
  1. 2026-10-05reviews1rating5.00
  2. 2026-10-08reviews1rating5.00
  3. 2026-10-09reviews1rating5.00
  4. 2026-10-10reviews1rating5.00
  5. 2026-10-13reviews1rating5.00
  6. 2026-10-16reviews1rating5.00
  7. 2026-10-17reviews1rating5.00
  8. 2026-10-18reviews1rating5.00
  9. 2026-10-19reviews1rating5.00
  10. 2026-10-20reviews1rating5.00
  11. 2026-10-23reviews1rating5.00
  12. 2026-10-25reviews1rating5.00
  13. 2026-10-28reviews1rating5.00
  14. 2026-11-01reviews1rating5.00
  15. 2026-11-02reviews1rating5.00
Users
unchanged since 01.09
17-21 · 29 readings
2026-09-04: released 1.0.0
  1. 2026-09-0120
  2. 2026-09-0221
  3. 2026-09-0419released 1.0.0
  4. 2026-09-0521
  5. 2026-09-0620
  6. 2026-09-0821
  7. 2026-09-0920
  8. 2026-09-1319
  9. 2026-09-1520
  10. 2026-09-1719
  11. 2026-09-2118
  12. 2026-09-2519
  13. 2026-09-2618
  14. 2026-09-2817
  15. 2026-10-0520
  16. 2026-10-0818
  17. 2026-10-0919
  18. 2026-10-1020
  19. 2026-10-1319
  20. 2026-10-1621
  21. 2026-10-1720
  22. 2026-10-1821
  23. 2026-10-1920
  24. 2026-10-2021
  25. 2026-10-2319
  26. 2026-10-2518
  27. 2026-10-2820
  28. 2026-11-0118
  29. 2026-11-0220
Rating
+5.00 since 01.09
reviewsrating 0.00-5.00 · 29 readings
2026-09-04: released 1.0.0
  1. 2026-09-01reviews0rating0.00
  2. 2026-09-02reviews0rating0.00
  3. 2026-09-04reviews0rating0.00released 1.0.0
  4. 2026-09-05reviews1rating5.00
  5. 2026-09-06reviews1rating5.00
  6. 2026-09-08reviews1rating5.00
  7. 2026-09-09reviews1rating5.00
  8. 2026-09-13reviews1rating5.00
  9. 2026-09-15reviews1rating5.00
  10. 2026-09-17reviews1rating5.00
  11. 2026-09-21reviews1rating5.00
  12. 2026-09-25reviews1rating5.00
  13. 2026-09-26reviews1rating5.00
  14. 2026-09-28reviews1rating5.00
  15. 2026-10-05reviews1rating5.00
  16. 2026-10-08reviews1rating5.00
  17. 2026-10-09reviews1rating5.00
  18. 2026-10-10reviews1rating5.00
  19. 2026-10-13reviews1rating5.00
  20. 2026-10-16reviews1rating5.00
  21. 2026-10-17reviews1rating5.00
  22. 2026-10-18reviews1rating5.00
  23. 2026-10-19reviews1rating5.00
  24. 2026-10-20reviews1rating5.00
  25. 2026-10-23reviews1rating5.00
  26. 2026-10-25reviews1rating5.00
  27. 2026-10-28reviews1rating5.00
  28. 2026-11-01reviews1rating5.00
  29. 2026-11-02reviews1rating5.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 1 match pattern.

  • https://api.checkmate.lazycodelab.com/*

The full permission history for this extension

Version history

  1. Version 1.0.0 · Swapped which permissions it asks for

What changed recently

  1. Package size changed
  2. Swapped which permissions it asks for
  3. Store description rewritten (113 → 103 characters)
Show the remaining 3
  1. Moved to another store category
  2. Renamed from "CheckMate: AI-Powered Fact Checker" to "CheckMate: AI Fact Checker with Real Sources"
  3. Released version 1.0.0 (was 0.2.0)

The publisher

LazyCodeLab.

Like this one

Listings the catalog judges closest in what they say they do.

  1. Fact Checker Describes nearly the same job, smaller audience 10 users
  2. WaitWhat?! Describes nearly the same job, smaller audience 5 users
  3. Fact Sentinel: AI Fact Checker Describes nearly the same job, smaller audience 24 users ★ 5.0
  4. Infact — AI Fact Checker Describes nearly the same job, smaller audience 9 users
  5. Veratify Describes nearly the same job, smaller audience 12 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Users and rating on Ext Ops Panel

Markdown

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HTML

<a href="https://extops.dev/extensions/dakejmpmagfgfofgfmnlnbdkmiccaaba"><img src="https://extops.dev/extensions/dakejmpmagfgfofgfmnlnbdkmiccaaba/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>

Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-02. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built