buncha.tools
buncha/ai/ai-caption

AI Image Caption Generator

Drop an image to caption
PNG / JPG / WebP up to 10 MB. The image is sent to Claude Haiku vision to generate the alt text + caption; nothing is stored after the request returns.

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About AI Image Caption Generator

Drop an image and get alt text plus a social caption written by Claude Haiku vision. Alt text is plain factual (under 125 chars, screen-reader friendly); caption is conversational and suits a social post. Pick either mode or both. Image is sent to the AI for analysis; nothing is stored after the response comes back.

Everything happens on your device. Close the tab and it's gone.
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Built browser-first. Run by one developer.
Every tool runs on your device. No tracking pixels, no sign-up to start. The numbers below are pulled live from the registry.
386
Free tools
Across 14 categories
7
Visual editors
PDF · image · video · audio
34
Curated kits
By profession + lifestyle
27
AI tools
Powered by Claude API
Files never uploadNo tracking pixelsNo sign-up neededWorks in any modern browser
The handful of AI tools (paraphrase, summarise, blog, captions, etc.) send your prompt text to Anthropic's Claude API to do the work. Files, images, PDFs and video never leave your device. Pick the tools that fit your privacy comfort.