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mcp/harbor
Verified official

PlainGrade MCP

v0.3.1

dev.workers.mike-tusa.plaingrade-api/plaingrade-api

English readability scores (Flesch, Flesch-Kincaid, Fog, SMOG) and text stats. Text never stored.

transport:streamable-http tools:1
Website

Target client

run in your project directory 

claude mcp add --transport http plaingrade-api https://plaingrade-api.mike-tusa.workers.dev/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

score_readability

score readability

All 1 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.