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mcp/harbor
Verified official

Toolbox MCP

v1.0.0

com.allthepossibles/toolbox

Small tools for agent builders: AI-writing tells, tools/list token cost, CLAUDE.md lint, and more.

transport:streamable-http tools:5
Website

Target client

run in your project directory 

claude mcp add --transport http toolbox https://toolbox.allthepossibles.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

check_tells Read-only

check tells

manifest_cost

manifest cost

lint_agent_md

lint agent md

mcp_install_snippets

mcp install snippets

check_ai_crawlers Read-only

check ai crawlers

All 5 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.