PromptSmith Mascot PromptSmith TARGET: Anthropic Claude 3.5 Sonnet & Claude 3.7

Optimize Prompts for Claude 3.5 Sonnet with XML Formatting

Conversational filler tokens like "could you please" burn 35% of self-attention compute. PromptSmith decomposes draft instructions into high-density structured contracts in zero milliseconds.

Raw Input Draft Natural English
High-Density Prompt Output -38% Tokens Saved
Build a fully responsive React navigation bar with mobile sheet drawer and dark mode state persistence. - Tailwind CSS with zero external UI library dependencies. - Accessible ARIA attributes for mobile hamburger toggle. - LocalStorage persistence for dark mode theme preference. Complete, self-contained TypeScript React component artifact followed by unit verification.

Get In-Editor Optimization in Cursor, Windsurf, & VS Code

Install the native PromptSmith companion extension. Select any prompt in your editor and hit Alt+P to optimize with zero context switching.

Install via Open VSX Unlock Unlimited Pro Passkey • $0.99 / week
Direct developer support: help@bartholomew.info • Works 100% offline in your IDE.