MCP.Market

TeTsuki Gateway MCP server

online · 100% uptime
by kairosusunsei·io.github.kairosusunsei/tetsuki-gateway·v0.1.0
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Checks whether a website has a usable llms.txt. Score 0–100. Free 3/day/IP, then ¥10.

B81/100grade B
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Safety scan
B81/100

full report

Adoption
New

0 stars

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If you have run it, two minutes of your experience saves the next person an afternoon.

TeTsuki Gateway tools (1)

write = sends, deletes, buys or posts
  • check_llms_txtFree

    Fetch https://{domain}/llms.txt, report whether it exists, basic shape, and a 0–100 score. Free: 3/day/IP. Paid: X-API-Key, ¥10 per call.

Public scan report

scanner v0.1.10 · 2026-10-31 · same rubric, same numbers if you re-run it

no findings
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 865ms20/20
  • Tool poisoning1 tool descriptions checked15/15
  • Auth qualityAPI key sent as a header8/15
  • Maintenancelast push 40 days ago12/15
  • Maintainer identityregistry namespace matches repository owner6/10
Overall 81/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How TeTsuki Gateway compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
81/100
higher than 62% of 48,255 servers
Tools
1
the typical server has 7
Tools that change things
0%
typical: 0%. Fewer write tools means less an agent can break
Uptime
100%
of our recent checks; the typical remote server answers 100%
Response time
188 ms
faster than 66% of 30,031 servers

What its tools let an agent do: 1 read

Install TeTsuki Gateway in Claude Code, Cursor or VS Code

claude mcp add --transport http tetsuki-gateway https://tetsuki-gateway.vercel.app/mcp
Add to Cursor

What the publisher says

From the TeTsuki Gateway repository's README, as published. We do not edit it. Read it on GitHub

TeTsuki Gateway

Checks whether a website has a usable llms.txt. Score 0–100. Free 3 checks per day per IP, then ¥10.

Hosted MCP (HTTP): https://tetsuki-gateway.vercel.app/mcp

This is a live fetch of https://{domain}/llms.txt on each call. It is not a world-mandatory gate, and it does not include monitoring history yet.

Product

  • Homepage (EN): https://tetsuki-gateway.vercel.app/
  • Homepage (JA): https://tetsuki-gateway.vercel.app/ja/
  • Pack on sale: 10 checks = ¥100 (Stripe Checkout on the homepage)

Install (Cursor / Claude)

Remote MCP URL: https://tetsuki-gateway.vercel.app/mcp

{
  "mcpServers": {
    "tetsuki": {
      "url": "https://tetsuki-gateway.vercel.app/mcp",
      "headers": {
        "X-API-Key": "tsk_your_key_here"
      }
    }
  }
}

Free quota works without a key (3/day/IP). Paid checks need X-API-Key from the homepage purchase.

Tools

Input: domain (example: example.com).

Response includes sourceurl, fetchedat, content_hash, score, and whether the file exists.

HTTP API (same tool)

POST https://tetsuki-gateway.vercel.app/api/mcp

{ "tool": "check_llms_txt", "domain": "example.com" }

Pricing

  • Free: 3 checks / day / IP
  • Paid: ¥10 per check (prepaid credits)
  • Current pack: 10 credits = ¥100
  • No monthly plan in this MVP

License

MIT

Nothing above is checked by us. What we check is on the safety report.

Grade history

  • 2026-10-31downgradeA → Bscore 81

TeTsuki Gateway: common questions

Is TeTsuki Gateway MCP server safe?
Mostly: it is graded B (81/100). Read the TeTsuki Gateway safety report
How do I install TeTsuki Gateway?
It runs remotely at tetsuki-gateway.vercel.app. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
Does TeTsuki Gateway need an API key?
Yes. The registry entry asks for X-API-Key.
Is TeTsuki Gateway maintained?
The last commit was 44 days ago (2026-09-21). The latest release is v0.1.0.
Is TeTsuki Gateway up?
100% of our last 28 checks got an answer. We check remote servers about four times a day.
What can I use instead of TeTsuki Gateway?
Servers from other publishers that do the same job: Contact Affordance MCP server and Business Contact Finder MCP server.
How does TeTsuki Gateway compare with other MCP servers?
safety score 81/100 (higher than 62% of 48,255 servers); tools 1 (the typical server has 7); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.

Alternatives to TeTsuki Gateway

Same job from other publishers: the closest match first, then the best rated.