AI Bio Generator

Write a short bio for any social profile, sized to that platform's limit.

  • Free
  • No sign-up
  • Writes with AI

AI Bio Generator

At a glance

Instagram bio limit
150 characters
TikTok bio limit
80 characters
X bio limit
160 characters
YouTube channel description limit
1,000 characters

One bio, rewritten for each platform

The same person usually needs several bios: a punchy one for TikTok, a clear offer for Instagram, a job-focused headline for LinkedIn, a longer channel description for YouTube. Choose the platform in the select above before you generate, and the AI writes for that field and that limit.

The results are headed with the field they were written for, such as "LinkedIn headline" or "Discord About Me", and the counter under each one turns red if a bio runs over. Each line break counts as one character.

What to type in for a better result

The name or brand field is the only required one, but the bios get much better with a niche and two or three concrete things you offer or care about. "Pilates coach, online classes, postnatal programs" gives the AI something to say; "fitness" alone gives it adjectives.

Tone changes the wording, not the facts. Try two tones for the same input and mix lines from both. Treat every result as a draft: swap any claim that is not true for you, and replace generic words with the specific ones your audience searches for.

Instagram (150)

Pilates for new moms 🧘 Online classes, 20 min a day DM START for a free week

LinkedIn headline (220)

Pilates instructor helping new mothers rebuild core strength | Online and in-studio postnatal programs

Telegram (70)

Postnatal Pilates coach. Class times and links below.

After the bio: make the profile answer back

A bio usually ends in an ask: message me, check the link, comment a word. On Instagram, Facebook, Messenger and WhatsApp, and through a Telegram bot, SociaHive can reply to those messages for you, so someone who sends the word from your bio gets the link or the price list straight away.

On other platforms such as TikTok, X, LinkedIn and YouTube, SociaHive schedules your posts, so the profile the bio points to keeps getting new content.

Questions

Can AI write a bio for me?

Yes. Enter your name or brand, your niche and up to three things you offer, pick a platform and a tone, and the generator writes 5 bios that fit that platform's limit. Edit the one you like before you paste it, so it sounds like you.

Is this AI bio generator free?

Yes. You get a few free generations per hour without an account, and the bios are plain text you can copy and use anywhere.

Which platforms does it write bios for?

Instagram, Facebook, TikTok, YouTube, X, Threads, Bluesky, LinkedIn, Pinterest, Discord, Reddit and Telegram. Each one has its own field name and length limit, and the counter under every result checks against the platform you picked.

What is the difference between a bio and a biography?

A social bio is one to three short lines that say who you are and what to do next; a biography is a longer story of your background. This tool writes social bios. The longest field it covers is the YouTube channel description, which allows up to 1,000 characters.

How long should a bio be?

As long as the field allows and no longer than you need. Limits range from 70 characters on Telegram to 1,000 on a YouTube channel description, and most profile bios sit between 80 and 220. Shorter bios are easier to read on a phone.

Can I use the same bio on every platform?

You can, but it rarely fits. A 150-character Instagram bio is too long for TikTok (80) or Telegram (70), and a LinkedIn headline reads differently from a Discord About Me. Generate one per platform so each says what matters on that site.

Now automate it

Tell SociaHive what should happen automatically. Edit the prompt below and we'll build the automation for you.

Your bio asks people to message you. Answer every one.

SociaHive replies to DMs on Instagram, Facebook, WhatsApp and Messenger, and to messages your Telegram bot receives, with the link or offer your bio promises.

See it built free

More free tools

AI Instagram Bio Generator

Generate professional Instagram bios with keyword CTAs.

Discord Bio Generator

Write a Discord About Me that fits in 190 characters.

Instagram Font Generator

Create fancy fonts for your Instagram bio and captions.

AI Instagram Hashtag Generator

Get 30 targeted hashtags organized by reach tier.