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Time's up Skybridge example App

by times-up.skybridge.tech · remote · no sign-in to list tools · v0.0.1 · published by tech.skybridge.times-up

Skybridge Example App showcasing a Time's up game with the LLM

Changes · 2
CompareRegistry entry

2 tools: 2 change things.

Scanned Oct 21, 2026

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

claude mcp add --transport http time-s-up https://times-up.skybridge.tech

Findings

Matches of fixed checks, with the text they matched.

1 warn2 info
  • Warnguess

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

    Matched text

    annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}; The description's first verb is "submit": a word for a change.

    What this check looks for
  • Infoplay

    The input schema at properties.user_intent.description mentions "credentials".

    Matched text

    inputSchema.properties.user_intent.description: "...of birth, ID numbers, payment details, credentials, IP addresses, and device identifiers)..."

    What this check looks for
  • Infoguess

    The input schema at properties.user_intent.description mentions "credentials".

    Matched text

    inputSchema.properties.user_intent.description: "...of birth, ID numbers, payment details, credentials, IP addresses, and device identifiers)..."

    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.

2 tools

Changes things 2Claude Code: ask
  • guessSubmit your guess for the secret word based on the user's hints.2 findings

    Why it is in this group

    • The description's first verb is "submit": a word for a change.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

    Findings

    • Info

      The input schema at properties.user_intent.description mentions "credentials".

      Matched text

      inputSchema.properties.user_intent.description: "...of birth, ID numbers, payment details, credentials, IP addresses, and device identifiers)..."

      What this check looks for
    • Warn

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

      Matched text

      annotations: {"readOnlyHint":true,"destructiveHint":false,"openWorldHint":false}; The description's first verb is "submit": a word for a change.

      What this check looks for
    Description, as the server wrote it
    Submit your guess for the secret word based on the user's hints.

    Annotations the server declares

    • title: Make a guess
    • readOnlyHint: true
    • openWorldHint: false
    • destructiveHint: false
  • playDraws a new card containing the secret word that only the user can see.1 finding

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

    Findings

    • Info

      The input schema at properties.user_intent.description mentions "credentials".

      Matched text

      inputSchema.properties.user_intent.description: "...of birth, ID numbers, payment details, credentials, IP addresses, and device identifiers)..."

      What this check looks for
    Description, as the server wrote it
    Draws a new card containing the secret word that only the user can see. The user will give hints based on that word, and you will try to guess it.

    Annotations the server declares

    • readOnlyHint: true
    • openWorldHint: false
    • destructiveHint: false
    • title: Draw a card

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 0.0.1. Values in angle brackets are yours to fill in.

claude mcp add --transport http time-s-up https://times-up.skybridge.tech

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": [],
    "ask": [
      "mcp__time-s-up__play",
      "mcp__time-s-up__guess"
    ],
    "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 time-s-up. Review it before you use it.