PromptSmith

Polish your prompts with AI. Use Gemini Nano locally or cloud APIs (Gemini, Groq). Works on ChatGPT, Claude, & Gemini.

PromptSmith: The Privacy-First AI Prompt Refiner Transform your simple ideas into masterfully crafted prompts with a single click. PromptSmith integrates natively into ChatGPT, Claude, and Google Gemini to refine your inputs before you send them, ensuring you get the best possible results from AI models. PromptSmith is designed with a Local-First Philosophy. It utilizes Chrome’s built-in Gemini Nano and WebLLM technology to process your prompts directly on your device—keeping your data private and secure. ✨ KEY FEATURES: One-Click Polish: Instantly refine prompts directly within the chat interface. Smart Site Detection: Native-feeling buttons that blend perfectly into ChatGPT, Claude, and Gemini interfaces. 3-Tier AI Fallback: Robust reliability ensuring the tool works when you need it (Gemini Nano → Gemini Flash → WebLLM). 🎭 6 SPECIALIZED PERSONAS: Don't just fix grammar—optimize for your specific goal using our specialized modes: ✨ The Polisher: Enhances clarity, tone, and professionalism. 📐 The Architect: Uses "Tree of Thoughts" reasoning for complex problem solving. 🤖 The Agent: Focuses on fact verification and reducing hallucinations. 💻 The Compiler: Converts prompts into production-ready DSPy structures. 🔧 The Structurer: Guarantees parsable output (JSON/XML) for coding tasks. 🧠 The Primer: Uses In-Context Learning for creative writing and brainstorming. ⚡ REQUIREMENTS: Works on ChatGPT (chatgpt.com), Claude (claude.ai), and Google Gemini (gemini.google.com). For Local AI: Requires a recent version of Chrome. For Cloud AI: Supports Google Gemini Flash API keys (stored locally in Chrome Sync). OPEN SOURCE: PromptSmith is transparent and open-source. We believe in tools that respect user data. Upgrade your prompt engineering game today with PromptSmith.