Promptsmith solves a real problem: Even the best AI tools give mediocre results with mediocre prompts. We built three things: 1. Generator — Pick an AI tool, describe your goal, get a production-ready prompt instantly 2. Optimizer — Paste any weak prompt, we transform it into something powerful 3. Marketplace — Browse 100+ proven prompts from the community Supports 25 AI tools: ChatGPT, Claude, Gemini, Midjourney, Sora, Runway, ElevenLabs, and more. Free. No signup. No tracking. No BS.