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io.github.mkrupkin/rixot-mcp

by mkrupkin · remote · no sign-in to list tools · v1.0.0 · published by GitHub user mkrupkin

Let AI agents buy dofollow backlinks: search 50,000+ vetted sites, order, publish. 7 hosted tools.

Final · 3Changes · 1

10 tools: 3 do something that can't be undone, 1 change things and 6 only read.

Scanned Oct 21, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http rixot https://ai.rixot.com/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

10 tools

Can't be undone 3Claude Code: ask
  • issue_proformaIssue a proforma invoice for an UPCOMING balance top-up of the given USD amount (1–100000) and email it (default) to the invoice email, or to "to".Can send data outNo findings

    Why it is in this group

    • The input addresses people (input.to): what it sends cannot be taken back.

    What it can reach

    • outboundThe input takes a destination (input.to): what the tool writes goes there.
    Description, as the server wrote it
    Issue a proforma invoice for an UPCOMING balance top-up of the given USD amount (1–100000) and email it (default) to the invoice email, or to "to". Returns the number, due date and PDF link. Charges nothing — the proforma is paid by topping up at rixot.com/add-funds, after which the paid invoice appears automatically.
  • publish_basketPublish everything in your basket, paying from your account balance.Can send data outNo findings

    Why it is in this group

    • The name "publish_basket" says "publish": a word for a change that another call does not undo.

    What it can reach

    • outboundThe name "publish_basket" says "publish": it sends or publishes something to other people.
    Description, as the server wrote it
    Publish everything in your basket, paying from your account balance. If the balance is short it does nothing and reports how much more is needed. Topping up the balance is done in the dashboard only.
  • send_invoiceEmail an existing invoice or proforma (exact number from list_invoices, e.g.Can send data outNo findings

    Why it is in this group

    • The name "send_invoice" says "send": a word for sending, and what is sent cannot be taken back.
    • The input addresses people (input.to): what it sends cannot be taken back.

    What it can reach

    • outboundThe name "send_invoice" says "send": it sends or publishes something to other people.
    • outboundThe input takes a destination (input.to): what the tool writes goes there.
    Description, as the server wrote it
    Email an existing invoice or proforma (exact number from list_invoices, e.g. RX-2026-000123 or PF-2026-000007) with its PDF link — to the invoice email, or to "to".
Changes things 1Claude Code: ask
Only reads 6Claude Code: allow, ask for 1 outbound
  • check_balanceGet the Rixot account balance (USD).No findings

    Why it is in this group

    • The description's first verb is "get": a word for reading.
    Description, as the server wrote it
    Get the Rixot account balance (USD).
  • get_article_promptReturn our default article-generation prompt so you can see exactly how the article is written and, optionally, edit it.Reads text others writeCan send data outNo findings

    Why it is in this group

    • The name "get_article_prompt" says "get": a word for reading.

    What it can reach

    • untrusted-inputThe input takes a URL (input.target_url), and the tool reads it: it reads web pages, which anyone can write.
    • outboundThe input takes a URL (input.target_url): a request to a URL can carry data to whoever runs it.

    Claude Code: ask, because it is tagged outbound.

    Description, as the server wrote it
    Return our default article-generation prompt so you can see exactly how the article is written and, optionally, edit it. Pass the edited guidance back as "recommendations" in order_backlink. The output contract (JSON title/html/url, one dofollow link, no images) is fixed so the article can be published.
  • get_basketList what is currently in your basket (inspect the drafted articles/placements before publishing).No findings

    Why it is in this group

    • The name "get_basket" says "get": a word for reading.
    Description, as the server wrote it
    List what is currently in your basket (inspect the drafted articles/placements before publishing).
  • list_donorsFind marketplace donor sites for a niche/budget.No findings

    Why it is in this group

    • The name "list_donors" says "list": a word for reading.
    Description, as the server wrote it
    Find marketplace donor sites for a niche/budget. Filters: domain_filter (substring), dr_min (Domain Rating >=), price_max / price_min (USD per link), page (20 per page).
  • list_invoicesList the account's billing documents: paid invoices (one per completed balance top-up, numbers RX-…) and proforma invoices for upcoming top-ups (PF-…), each with amount, status and…Reads private dataNo findings

    Why it is in this group

    • The name "list_invoices" says "list": a word for reading.

    What it can reach

    • private-dataThe description's first sentence says "list" and "document": it reads documents.
    Description, as the server wrote it
    List the account's billing documents: paid invoices (one per completed balance top-up, numbers RX-…) and proforma invoices for upcoming top-ups (PF-…), each with amount, status and a PDF link. Company name, address, VAT and the invoice email are edited at rixot.com/billing.

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Exfil surface

Which tools read private data, which read text someone else can write, and which can send data out. One of each is a path a prompt injection can use.

10 paths in this server alone from private data, through text someone else wrote, to a way out. Denying 1 private-data tool breaks every one.

Reads private data1
Reads files, mail, messages, databases, secrets, calendars or repositories.
Reads text others write2
Brings in text someone else can write: web pages, inbound email, messages, issues and comments.
Can send data out5
Can carry data to people or systems: it sends, posts or publishes, or takes a recipient, channel or URL.
deny to break every path
{
  "permissions": {
    "deny": [
      "mcp__rixot__list_invoices"
    ]
  }
}

Other servers in the same agent add their own tools to these paths. Audit your whole setup to see them together.

Remote posture

What anyone on the internet sees at the remote endpoint: an anonymous initialize and tools/list, and the public OAuth metadata.

Looked at Oct 22, 2026, 15:02 UTC, unchanged since Oct 22, 2026. No credentials were sent and no tool was called. What is looked at.

Reachable
yes
HTTP status of an anonymous initialize
200
tools/list served without credentials
yes
Tools that change things, listed without credentials
4
Protocol version
2024-11-05
WWW-Authenticate on 401
not observed
resource_metadata in WWW-Authenticate
none
RFC 9728 protected resource metadata
none
Authorization servers
none
Legacy HTTP+SSE transport
no
Dynamic client registration
not observed
Client ID metadata documents
not observed
  • HighThe whole server

    The endpoint served tools/list without credentials, and the list has 4 tools that change things (3 irreversible, 1 write). Whether a call also works without credentials was not tested: tools are never called.

    Matched text

    https://ai.rixot.com/mcp: tools/list returned 10 tools to an anonymous client, including publish_basket (irreversible), issue_proforma (irreversible), send_invoice (irreversible), order_backlink (write)

    What this check looks for

Install

Pinned to version 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http rixot https://ai.rixot.com/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change or a way out, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__rixot__check_balance",
      "mcp__rixot__list_donors",
      "mcp__rixot__list_links",
      "mcp__rixot__get_basket",
      "mcp__rixot__list_invoices"
    ],
    "ask": [
      "mcp__rixot__get_article_prompt",
      "mcp__rixot__order_backlink",
      "mcp__rixot__publish_basket",
      "mcp__rixot__issue_proforma",
      "mcp__rixot__send_invoice"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. A read that can send data out (it takes a URL, say) asks first too. It assumes the server is installed as rixot. Review it before you use it.

Capability tags behind 7 rules
  • mcp__rixot__list_links untrusted-input
  • mcp__rixot__get_article_prompt untrusted-input, outbound
  • mcp__rixot__order_backlink outbound
  • mcp__rixot__publish_basket outbound
  • mcp__rixot__list_invoices private-data
  • mcp__rixot__issue_proforma outbound
  • mcp__rixot__send_invoice outbound