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Zovo Bingo Card Maker

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

Printable bingo cards & caller

Changes · 2

3 tools: 2 change things and 1 only read.

Scanned Oct 22, 2026

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

claude mcp add --transport http bingo-cards https://bingo-cards.zovo.one/mcp

Findings

Matches of fixed checks, with the text they matched.

2 warn
  • The server marks "generate_bingo_cards" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

    Matched text

    annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":false,"openWorldHint":false}; The name "generate_bingo_cards" says "generate": a word for a change.

    What this check looks for
  • The server marks "generate_goal_bingo" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

    Matched text

    annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}; The name "generate_goal_bingo" says "generate": a word for a change.

    What this check looks for

Tools

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

3 tools

Changes things 2Claude Code: ask
  • generate_bingo_cardsUse this when the user wants printable bingo cards: a bingo card generator or bingo card maker for a holiday party, classroom, baby shower, team meeting, or any game with their own…1 finding

    Why it is in this group

    • The name "generate_bingo_cards" says "generate": a word for a change.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

    Findings

    • Warn

      The server marks "generate_bingo_cards" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

      Matched text

      annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":false,"openWorldHint":false}; The name "generate_bingo_cards" says "generate": a word for a change.

      What this check looks for
    Description, as the server wrote it
    Use this when the user wants printable bingo cards: a bingo card generator or bingo card maker for a holiday party, classroom, baby shower, team meeting, or any game with their own words or phrases, or classic number bingo (1-75) or UK 90-ball tickets. Makes 1-200 different cards (3x3, 4x4 or 5x5, free centre on or off) with each item spread evenly, optionally so that no two cards share a winning line. Returns card 1, balance and uniqueness numbers, and links to a cards PDF (1, 2, 4 or 6 per page, cut lines), a caller sheet PDF and a CSV. Does not add pictures, and does not draw items or check claims (use show_bingo_caller). Not for a single personal goals card (use generate_goal_bingo) or for prize or money games.

    Annotations the server declares

    • title: Generate bingo cards
    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: false
    • idempotentHint: false
  • generate_goal_bingoUse this when the user wants a goal bingo card (new year goal bingo, 2027 bingo card, resolutions bingo, bucket-list bingo): one personal 5x5 card (or 4x4, 3x3) of their own goals …1 finding

    Why it is in this group

    • The name "generate_goal_bingo" says "generate": a word for a change.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

    Findings

    • Warn

      The server marks "generate_goal_bingo" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

      Matched text

      annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}; The name "generate_goal_bingo" says "generate": a word for a change.

      What this check looks for
    Description, as the server wrote it
    Use this when the user wants a goal bingo card (new year goal bingo, 2027 bingo card, resolutions bingo, bucket-list bingo): one personal 5x5 card (or 4x4, 3x3) of their own goals with a free centre, title, year and theme colour, as a PNG, SVG and printable PDF. Goals marked completed print with a check mark and the tool counts bingo lines. Needs one goal per square (24 for 5x5 with a free centre). Does not invent goals for the user and does not make sets of party cards (use generate_bingo_cards).

    Annotations the server declares

    • title: Generate goal bingo card
    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: false
    • idempotentHint: true
Only reads 1Claude Code: allow
  • show_bingo_callerUse this when the user is running a bingo game: call or draw the next word or number at random, show what has been called on a big screen, check whether a claimed bingo on card num…No findings

    Why it is in this group

    • The name "show_bingo_caller" says "show": a word for reading.
    Description, as the server wrote it
    Use this when the user is running a bingo game: call or draw the next word or number at random, show what has been called on a big screen, check whether a claimed bingo on card number N is real (which line, at which call, and who won first), or list all cards that have bingo now. Pass the same items and the caller_args (mode, grid_size, free_space, card_count, seed, unique_lines) from generate_bingo_cards, plus everything called so far in order. Draws use secure randomness. Does not make or print cards and does not keep game state between calls: always send the full called list. Not for prize, betting or money games.

    Annotations the server declares

    • title: Show bingo caller
    • readOnlyHint: true
    • destructiveHint: false
    • openWorldHint: false
    • idempotentHint: false

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.

Install

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

claude mcp add --transport http bingo-cards https://bingo-cards.zovo.one/mcp

Run in a terminal.

Claude Code permissions

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

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__bingo-cards__show_bingo_caller"
    ],
    "ask": [
      "mcp__bingo-cards__generate_bingo_cards",
      "mcp__bingo-cards__generate_goal_bingo"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as bingo-cards. Review it before you use it.