Sequential Thinking

§1What it does

Official reference server that provides a tool for breaking complex problems into revisable, branching sequences of thoughts. Requires Node.js 24 or later (as of server version 2.0.0).

§2Setup

{
  "mcpServers": {
    "sequential-thinking": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-sequential-thinking"]
    }
  }
}

Snippets adapted from the official documentation. Check the official page for current options and auth requirements.

§2aTools (live-checked Oct 19, 2026)

Returned by the server's own tools/list via npx @modelcontextprotocol/server-sequential-thinking. No credentials used; no tools were called.

• sequentialthinking — A detailed tool for dynamic and reflective problem-solving through thoughts. This tool helps analyze problems through a flexible thinking process that can adapt and evolve. Each thought can build on, question, or revise previous insights as understanding deepens. When to use this tool: - Breaking do

§3Prompts to try

1. “Think step by step through the migration plan from MySQL to Postgres.”Copy
2. “Break this product launch into stages and revise as needed.”Copy