AI Tools
Free tools for ChatGPT, Claude, and other AI assistants. Count tokens, build custom instructions, split long documents, and craft better prompts—all in your browser. No sign-up required.
Popular for everyone
Token counter, text chunker, and other essentials for any AI workflow
AI Token Counter
Count words and characters and estimate ChatGPT, Claude, and Gemini tokens. Context window gauge for 4K–200K. Runs in the browser.
ChatGPT Custom Instructions Builder
Build ChatGPT custom instructions with presets for students, professionals, and creators. Copy each field or download. Runs in the browser.
AI Text Chunker
Split long documents into chunks for ChatGPT and other AI chats. By characters, tokens, or paragraphs with overlap. Copy or ZIP download.
Prompt Generator
Build structured LLM prompts with role, task, context, format, and constraints. Presets for explain, summarize, draft, and more. Copy-ready, runs in the browser.
Get more from ChatGPT
Personalize ChatGPT and compose prompts that get better answers.
ChatGPT Custom Instructions Builder
Build ChatGPT custom instructions with presets for students, professionals, and creators. Copy each field or download. Runs in the browser.
Prompt Generator
Build structured LLM prompts with role, task, context, format, and constraints. Presets for explain, summarize, draft, and more. Copy-ready, runs in the browser.
For builders and developers
Agent skills, MCP config, function schemas, and project rules for Cursor and Claude Code.
Claude Skill Generator
Generate Claude Code Agent Skills (SKILL.md) with presets, optional scripts and references, ZIP download, and setup steps for ~/.claude/skills/. Runs in the browser.
AI Project Rules Generator
Generate starter CLAUDE.md, AGENTS.md, GEMINI.md, Cursor .mdc rules, and CONTRIBUTING.md-style conventions from project type and stack. Generic templates when fields are empty.
Why use these AI tools?
Privacy-first helpers that run entirely in your browser—no API calls, no account.
No API keys
Generators assemble text locally. Your content never leaves your device for processing.
Instant results
Token counts, chunks, and prompts update as you type. Copy or download in one click.
Works with any chat AI
ChatGPT, Claude, Gemini, and other assistants—paste output wherever you chat.