Greasy Fork

Grok Fact Checker JS - Adds a 🤖 fact-check button to every post on X (Twitter), Threads, Bluesky, and Mastodon. Click to open Grok in a new private tab with a pre-filled prompt and post URL — privacy mode and focus mode are applied automatically. Long-press for instant auto-send. Includes Grok ad removal and multi-language auto-detection. Best suited for users who occasionally encounter unfamiliar news or claims and want a quick, discreet way to verify them.