Alternatives
Products that do what CaptionAI does
AI-powered social media captions in seconds for any platform
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Automatically generate social media image captions using AI
2023
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Hey - I've been playing with LLMs since GPT-2 and recently experimented with fully generative UIs where the HTML/Canvas are generated just-in-time. Every post on the feed( on slop/duck/storytime) you see is streamed and generated just-in-time with HTML and into a Canvas with Gemini 3 Flash. Comments and DMs are bidirectionally linked with a Cloudflare Workers Durable Object which is why they feel so fast. Every generated post is saved into a DO SQLite which is then served into the "Following" feed so it can be served quicker. This was inspired by Wikitok, a VSCode Extension I…
Jan 2026 · quack.sdan.io
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Stop staring at blank captions -- AI writes 5 instantly
May 2026 · captioncraft-three.vercel.app
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Generate viral-ready captions for TikTok, IG, & Shopee!
Jan 2026
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AI social media captions for 5 platforms, one click
May 2026 · captioncraft.eganforge.com
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