They are the Twitter bio character limit, the Twitter DM character limit, the Twitter profile name character limit and the Twitter username character limit. All these limits will show up in red once the limit has been exceeded.
Complete guide to Twitter character count in 2026. Learn the 280-character limit, what counts toward it, how URLs are counted (23 chars), Premium 25K limit, and limits for bios, DMs, and more.
Twitter/X Character Limit 2026: Complete Guide Everything you need to know about Twitter's character limits - from the basics to Premium features. I've been writing tweets for years, here's what actually matters.

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Complete guide to X (Twitter) character limits for tweets, bios, DMs, display names, and usernames. Includes X Premium limits and tips for writing within the limits.
practical guide to the current X character limit, including the standard 280-character post limit, longer Premium posts, and how to write within the limit.

Twitter/X has a 280 character limit for standard users and a 25,000 character limit for Premium subscribers. Your bio is limited to 160 characters, display name to 50 characters, and username to 15 characters. Links always count as exactly 23 characters regardless of actual length. For optimal engagement, research shows tweets of 71-100 characters perform best, though longer tweets (240-259 ...
Compare Twitter and Instagram character limits. Learn how to optimize your content for both platforms with practical tips and real examples.

Use our Letter Count Tool to accurately count characters for X Twitter, other social media, SEO, business letters, and more. Ensure your text meets the specific character limits for effective communication.