PromptStack gives your AI coding tools a shared memory of your project. → A floating ✨ Enhance button inside Lovable, Bolt, v0, and ChatGPT → Every prompt uses your project's full context (tech stack, design, audience) → Memory builds over time — the AI knows your whole project after 20 prompts → Prompt Marketplace with battle-tested prompts → Works across all 4 tools with one shared brain Free tier: 15 enhances/month Pro: $9/month | $84/year