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and meta description above -- corrow MCP server

Which MCP servers are and meta description above -- corrow's own, from the official registry and from asking its own domain, whether they answer, and what they offer. A program checked each of these, nobody copied them from a product page.

read 2026-10-27

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Whose server it is
  • Registry namecom.iinventedlight/libraryverified in the MCP registry

The registry name sits under iinventedlight.com. The registry only lets a publisher use that namespace after proving control of the domain through DNS or HTTP.

When we asked itchecked 2026-10-27
  • Stateanswerschecked 2026-10-27
  • Tools7
  • Server calls itselfiinventedlight-notes
  • Server version1.0.0
  • Protocol version2025-06-18

On 2026-10-27 the server answered initialize and tools/list without a sign-in. First answer in 58 ms.

Should an agent connect itSkip it
  • Its tools do none of the product's use cases we checked: write music in microtonal tunings beyond twelve-tone equal temperament; layer polyrhythms with mismatched cycles in one arrangement; export mixdowns and stems as WAV files.

Once connected

  • Parameters are untyped or undescribed in 8 of 10 tools: check arguments before calling.

Said by rules from the measurements above. The likely first call is a model's pick from the tool list; read its description before relying on it.

Measured dailydaily checks: 8, the first on 2026-10-27
  • INITE MCP score69 of 100answers 100 · does the job 0 · definitions 87 · context 100 · connects 100
  • What an agent can do with it0 of 3 use cases
  • Answered100% of days8 of 8 daily checks
  • Median first answer222 ms
  • Space in an agent's context≈ 1,885 tokensthe definitions of all its tools (10), which an agent carries on every turn
  • Tool definitionsB · 87 of 100
  • Typed results0 of 10 toolsdeclared outputSchema: results come typed, read once
  • Parameters without a description: in 8 of 10

What an agent can do with it

  • cannot · write music in microtonal tunings beyond twelve-tone equal temperament
  • cannot · layer polyrhythms with mismatched cycles in one arrangement
  • cannot · export mixdowns and stems as WAV files

Each of the product's use cases, put to Jev against this server's tool list: can an agent do it with these tools?

Worth a look

None of the five warning signs in these definitions.

A program checks the server once a day: initialize and tools/list, no model. Tokens are the definitions' length at about four characters a token. The grade averages six checks of every tool's name, description, schema and annotations; it says how well the tools are described, not whether they work. The score weighs what was measured and nothing else: answering (25%), doing the product's job (25%), definitions (20%), context (10%), use (10%) and how readily a client connects (10%). A part that was not measured is left out, and a hidden instruction caps the score at 40. The state of vendors' MCP servers: method and numbers →

Tools it offers7 tools · read 2026-10-27
  • list_notes

    List every readable note: project notes (/library/notes/), reference notes (/library/reference/), library pages and the mission page. Gives slug, iil_id (permanent ID), aliases (old slugs), kind, title, date, status, url, page, license…

  • read_note

    Read one public note by slug (from list_notes), old slug, or permanent ID (iil:note:...). Returns the note's markdown, then its permanent ID and a Cite this block (plain text and BibTeX). Optional sections: heading or bold-label names to…

  • ask

    Answer a question about iinventedlight from the public notes and library in one call. Returns {answer (1-3 lines), confidence 0-1, sources, fields, next}. Follow next when confidence is low. Only a short normalized topic of unanswered…

  • atlas

    Compact map of topics -> fact ids (doc#n) and docs. Use to plan which ask/read_note calls to make. Same content as resource https://iinventedlight.com/library/atlas.json

  • search_notes

    Case-insensitive search across all notes, reference notes, library pages and the mission page. Every query word must match (title, tags, or body), with light stemming; an exact phrase ranks first. Returns matching slugs with line…

  • submit_contribution

    Submit feedback or a library note. A type=note submission requires a valid access key (HTTP header 'Authorization: Bearer <key>'); without one it is rejected. Feedback (rating, like, dislike, comment, correction, insight) needs no key…

  • read_feedback

    Read approved feedback for one public note: rating average, like and dislike counts, and attached comments, corrections and insights. Pending feedback is not shown. Does not change the note.

How to connect

Add the server to your MCP client config. Claude Desktop, Cursor and most other clients read this shape:

{
  "mcpServers": {
    "library": {
      "type": "http",
      "url": "https://iinventedlight.com/mcp"
    }
  }
}

Add it

Claude Code, in a terminal

claude mcp add --transport http iinventedlight https://iinventedlight.com/mcp

Add to CursorAdd to VS Code

claude.ai, ChatGPT and other clients: add https://iinventedlight.com/mcp as a custom connector in the settings.

Each line is something a program found when it went looking: the registry entry, the server's own answer, a spec that parses. A missing line means we did not find it, not that it does not exist.