Structured Thinking MCP Server

A TypeScript Model Context Protocol (MCP) server to allow LLMs to programmatically construct mind maps to explore an idea space, with enforced

Local serverstdioPython

What is the Structured Thinking MCP server?

A TypeScript Model Context Protocol (MCP) server to allow LLMs to programmatically construct mind maps to explore an idea space, with enforced "metacognitive" self-reflection. That is what the structured thinking mcp server brings to an AI assistant: the same capability, reachable through the Model Context Protocol rather than a separate app or dashboard.

The short version

Set the tool configuration in Claude Desktop, Cursor, or another MCP client as follows:

Getting it running

Setup follows the usual MCP pattern — install or clone the server, register it in your client's configuration file, restart the client.

The tools it exposes

The server publishes 5 tools. What each one is for:

  • capture_thought — Create a thought in the thought history, with metadata about the thought's type, quality, content, and relationships to other thoughts
  • revise_thought — Revise a thought in the thought history, with metadata about the thought's type, quality, content, and relationships to other thoughts
  • retrieve_relevant_thoughts — Retrieve thoughts from long-term storage that share tags with the specified thought
  • get_thinking_summary — Generate a comprehensive summary of the entire thinking process
  • clear_thinking_history — The clear_thinking_history tool exposed by this server

Things to watch

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

How it compares

Plenty of file and storage access servers cover similar ground. The differences that matter in practice are scope of access and how much setup stands between you and a working tool call. Structured Thinking's toolset — capture_thought, revise_thought, retrieve_relevant_thoughts and 2 more — is a fair guide to whether it matches your workflow. It is maintained by Promptly-Technologies-LLC; worth a glance at recent repository activity before you build anything load-bearing on it.

SyncDev reviews every entry in this directory against the project's own documentation before publishing, and revisits them as servers change.

Available tools

ToolWhat it does
capture_thoughtCreate a thought in the thought history, with metadata about the thought's type, quality, content, and relationships to other thoughts.
revise_thoughtRevise a thought in the thought history, with metadata about the thought's type, quality, content, and relationships to other thoughts.
retrieve_relevant_thoughtsRetrieve thoughts from long-term storage that share tags with the specified thought.
get_thinking_summaryGenerate a comprehensive summary of the entire thinking process.
clear_thinking_historyThe clear_thinking_history tool exposed by this server.

Example prompts to try

  • Use Structured Thinking to capture thought.
  • Use Structured Thinking to revise thought.
  • Use Structured Thinking to retrieve relevant thoughts.

Frequently asked questions

Each thought is assigned a quality score between 0 and 1, which combines with the thought's stage to provide metacognitive feedback that steers the LLM's thinking process.