Character limits cheat sheet
- X / Twitter: 280 chars (weighted — emoji = 2)
- Instagram caption: 2,200 chars
- Facebook post: 63,206 chars (but ~80 chars optimal)
- LinkedIn post: 3,000 chars
- SMS: 160 chars (GSM-7) or 70 (Unicode)
- Meta title (SEO): 50–60 chars
- Meta description: 150–160 chars