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MCP Server

mcp-turtle-noir

io.github.Yuikij/mcp-turtle-noir
Gaming Public & reachable MCP 2026-07-28

What this MCP does

Runs Turtle Soup lateral-thinking puzzle sessions with yes/no questioning, progress tracking, and solution reveals.

Capabilities

Tools

3 tools
ask_question
Ask the AI host a question
Ask one yes/no style question about the current puzzle. The AI host answers with one of four judgments: 是(Yes) / 不是(No) / 是也不是(Both) / 没有关系(Irrelevant), plus solve progress (0-100).
Input schema 
{'type': 'object', 'required': ['session_id', 'question'], 'properties': {'question': {'type': 'string', 'description': 'The question to ask (max 300 chars).'}, 'session_id': {'type': 'string', 'description': 'Session id returned by start_session.'}}}
give_up_and_reveal
Give up and reveal the solution
Reveal the hidden solution and end the session. Only allowed once solve progress reaches 60.
Input schema 
{'type': 'object', 'required': ['session_id'], 'properties': {'session_id': {'type': 'string', 'description': 'Session id returned by start_session.'}}}
start_session
Start a Turtle Soup puzzle session
Start a new Turtle Soup (lateral thinking puzzle) session. Returns the surface story; the hidden solution stays on the server. Optional filters: region (CN/US/JP), difficulty, keyword.
Input schema 
{'type': 'object', 'properties': {'region': {'type': 'string', 'description': "Puzzle region: 'CN' (Chinese), 'US' (English), or 'JP' (Japanese). Defaults by caller location."}, 'keyword': {'type': 'string', 'description': 'Optional keyword to match in puzzle title/surface/tags.'}, 'difficulty': {'type': 'string', 'description': "Preferred difficulty: 'easy' or 'hard'. Defaults to both."}}}
History

Recent tool changes

Added
give_up_and_reveal
Sept. 17, 2026, 12:53 p.m.
Added
ask_question
Sept. 17, 2026, 12:53 p.m.
Added
start_session
Sept. 17, 2026, 12:53 p.m.
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