
ViralVelocity
AI-powered YouTube toolkit trained on 10M+ viral videos
What it does
ViralVelocity is the ultimate AI toolkit for YouTube creators. Generate high-retention scripts, viral hooks, and complete videos in seconds—all trained on patterns from 10M+ successful videos. Features include AI script writer, hook generator, viral analyzer, competitor analysis, demonetization scanner, and full video generation with direct YouTube publishing. Plus 8 free SEO tools for titles, descriptions, and tags. Perfect for faceless channels and creators targeting rapid growth.
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ViralVoid AIJul 2026 · viralvoidai.com · ▲2AI analytics & growth tools for YouTube, TikTok & Instagram
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I trained a 125M-parameter transformer to autocomplete piano performances in real time (~108 notes/sec on an iPhone 15). The idea is basically GitHub Copilot or Tabnine, except instead of prompting it with code, you prompt it by playing a few notes on a MIDI piano. The model then continues what you played, entirely on-device. The app is free if anyone wants to try it. Happy to answer questions about the model, training, Core ML, or the many things that didn't work.
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Hey HN, Henry from Cactus here! We previously released Cactus Needle, a 14MB agentic LLM for tool call, device use, and structured extraction for phones, wearables, smart homes, small robots and microcontrollers. We got really great feedback here, and have now incorporated the suggestions to release Needle 2. The whole model is a single 14MB binary that runs a full session in 28MB of RAM; 45m parameters at 2bit compression. Needle hits 500 tokens/sec decode speed on a Raspberry Pi 5, sits between 400-1,500 tokens/sec on VR devices like Meta Quest 3S and Apple Vision Pro, and ranges…
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