Skip to main content
Report Bug / Feature Request
Social Media ToolsAI Instagram ToolsAI LinkedIn ToolsAI Twitter/X ToolsAI Tweet ComposerFacebook Post GeneratorTikTok Caption/Script GeneratorPinterest Pin GeneratorMore →

AI Caption Generator, Instagram / TikTok / LinkedIn

Model:
Pick a platform and describe your post. The tool writes a caption sized to that platform's character limit, with your chosen hashtag style, emoji density and call-to-action. Individual hashtag pills appear below the output so you can copy them separately.
Moderate, 3-5 emojis
~200 tokens · Qwen 2.5 7B · Instagram caption
Describe the post to generate.
Your caption
0 / 2200
Hashtags (click to copy individually)
Advanced options
Result
Tokens running low.Get More Tokens
Want better results? Premium models (GPT-5, Claude, Gemini) deliver higher quality.View Plans

❤️ Love Rewind.ai? Tell your friends!

Sign up to get a referral link and earn 25,000 tokens per friend.

Want more? Sign up free for 5K tokens/day + 10K bonus
Sign Up Free

Processing your request...

Write captions for any major platform. Character limits, hashtag style and emoji density all adjust to your selection.

How to Use AI Caption Generator, Instagram / TikTok / LinkedIn

1
Open AI Caption Generator, Instagram / TikTok / LinkedIn

Open AI Caption Generator, Instagram / TikTok / LinkedIn on Rewind.ai. No account needed to start.

2
Add your input

Enter your text or upload a file, then set any options AI Caption Generator, Instagram / TikTok / LinkedIn offers.

3
Get the result

AI Caption Generator, Instagram / TikTok / LinkedIn runs on our own GPU servers and returns a result in seconds. Download it, copy it, or share the link.

Use this tool via API

Call this tool straight from your own scripts. The endpoint follows the OpenAI REST format and signs requests with a bearer token, so client libraries you already use keep working. You are billed the same token rate as the web app.

API DocumentationGet API Key
curl -X POST https://api.rewind.ai/v1/chat/completions/ \
  -H "Authorization: Bearer sk-rewind-..." \
  -H "Content-Type: application/json" \
  -d '{"model": "qwen/qwen-2.5-7b-instruct", "messages": [{"role": "user", "content": "Write an Instagram caption (2200 chars max) for a product launch..."}]}'

Related Free AI Tools

Social Media Tools
Instagram Tools
TikTok Tools
LinkedIn Tools
Hashtag Generator
Bio Generator

AI Caption Generator, Instagram / TikTok / LinkedIn FAQ

AI Caption Generator, Instagram / TikTok / LinkedIn on Rewind.ai is a free AI tool. There's no charge and no sign up needed to start.

Yes. You get 2,500 free tokens per day to use AI Caption Generator, Instagram / TikTok / LinkedIn and every other tool on Rewind.ai. A free account raises that to 5,000 tokens/day. You can buy more starting at $1.

AI Caption Generator, Instagram / TikTok / LinkedIn runs open-source AI models on our GPU servers. Send your request and the result comes back in seconds.

No. You can use AI Caption Generator, Instagram / TikTok / LinkedIn right away without signing up. A free account doubles your daily usage to 5,000 tokens and saves your history.

Anonymous users get 2,500 tokens/day. Free accounts get 5,000 tokens/day. Tokens reset every 24 hours. Each generation costs ~100-5,000 tokens depending on the operation.

Your data is processed on our servers and isn't stored permanently unless you choose to save it. We don't sell or share it.

Yes. Content from AI Caption Generator, Instagram / TikTok / LinkedIn is yours to use for personal or commercial work. The AI models we run are commercially licensed.

AI Caption Generator, Instagram / TikTok / LinkedIn matches the quality of paid services because it runs the latest open-source AI models. The difference is you don't pay per use.

AI Caption Generator, Instagram / TikTok / LinkedIn runs open-source AI models including Qwen 2.5, FLUX and Whisper. We update to newer models as they ship.

Yes. AI Caption Generator, Instagram / TikTok / LinkedIn works in any mobile browser, and the layout adapts to your screen size.

Sign up for a free account to get 5,000 tokens/day, double the anonymous limit. Or buy token packs starting at $5 for 200,000 tokens. See /pricing/ for all options.

Yes. After you generate content, you can download it, copy it, or share it via a unique link. Signed-in users can also view their generation history.

Sign up free for 10,000 tokens

Create Free Account

No credit card required

How would you rate this tool?

Love Rewind.ai? Tell your friends!

Rate this page