Shows timestamps for Claude conversation messages
What the script does:
Key benefits:
This addresses a real gap since Claude doesn't show message timestamps by default.
Originally authored by Claude Sonnet 4, then enhanced by ChatGPT-5 who hardened fetch handling, expanded React prop key checks, added JSON size guards, prevented overlapping runs, cleaned CSS, built in XHR interception, and wrapped DOM-change triggers in a 250 ms debounce for smoother performance. ChatGPT-5 also handled Grasshopper's iterative tweak requests, including making the year display constant, increasing the font size for users with aging eyes, and adjusting the font color levels for a bit more contrast without visual noise.