PlainGrade

dev.workers.mike-tusa.plaingrade-api/plaingrade-apiVersion 0.5.1

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

Status

Responds167 msNov 14, 2026, 14:28 UTCAnswered our handshake without sign-in.

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Data from the official MCP Registry, checked by run.zero. How we check

Streamable HTTP

https://plaingrade-api.mike-tusa.workers.dev/mcpResponds167 msNov 14, 2026, 14:28 UTC

No sign-in

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

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Settings > Connectors > Add custom connector
Name: plaingrade-api
Remote MCP server URL: https://plaingrade-api.mike-tusa.workers.dev/mcp

{
  "mcpServers": {
    "plaingrade-api": {
      "url": "https://plaingrade-api.mike-tusa.workers.dev/mcp"
    }
  }
}

code --add-mcp '{"name":"plaingrade-api","type":"http","url":"https://plaingrade-api.mike-tusa.workers.dev/mcp"}'

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1 tools

Tools of PlainGrade
	Description		Read-only	Idempotent	Open world
`score_readability`Compute readability scores for English text: Flesch Reading Ease, Flesch-Kincaid grade, Gunning Fog, SMOG, Coleman-Liau, ARI and a consensus grade, with plain-English interpretation, text statistics (words, sentences, syllables, reading and speaking time) and the sentences longer than a threshold. Read-only; the text is scored in memory and never stored or logged. Same engine as the PlainGrade JSON API (POST /v1/score).	Compute readability scores for English text: Flesch Reading Ease, Flesch-Kincaid grade, Gunning Fog, SMOG, Coleman-Liau, ARI and a consensus grade, with plain-English interpretation, text statistics (words, sentences, syllables, reading and speaking time) and the sentences longer than a threshold. Read-only; the text is scored in memory and never stored or logged. Same engine as the PlainGrade JSON API (POST /v1/score).	No	Yes	Yes	No

Registry status: Active
Published: Nov 1, 2026
Updated: Nov 1, 2026
Website: https://plaingrade-api.mike-tusa.workers.dev/⁠ (opens in a new tab)
Repository: Not given
Categories: Uncategorized
GDPR: Not declared