About DevTk.AI

DevTk.AI is a free collection of browser-based tools built specifically for AI and LLM developers. Every tool runs entirely in your browser — no data is sent to any server.

Why DevTk.AI?

AI development involves repetitive tasks — counting tokens, comparing prompts, building schemas, configuring MCP servers. We built DevTk.AI so you can handle all of these in one place, without signing up, installing anything, or worrying about data privacy.

What We Offer

• 9 Developer Tools — Token Counter, Pricing Calculator, MCP Generator, Prompt Diff, OpenAPI-to-MCP Converter, JSON Schema Builder, Prompt Library, System Prompt Generator, and Cursor Rules Generator.
• 3 Curated Directories — AI Tools & Repos, MCP Servers, and AI Datasets, each with search and category filters.
• AI News Feed — Aggregated from top AI sources, updated every 6 hours.

Our Principles

• 100% Free — All tools are free to use with no limits.
• Privacy First — No accounts, no cookies, no tracking pixels. All processing happens locally in your browser.
• Fast & Lightweight — Static site served from a global CDN. No spinners, no loading screens.
• Bilingual — Full English and Chinese support.

Tech Stack

Built with Astro, React, and Tailwind CSS. Deployed on Cloudflare Pages. The entire site is statically generated with zero backend dependencies.

Contact

Found a bug or have a suggestion? Open an issue on our GitHub repository.