MCP Collection

Sequential Thinking MCP Server

Structured step-by-step reasoning scratchpad for complex problems.

Utilities MIT license Added Jul 13, 2026 Self-hosted

Sequential Thinking is a Utilities MCP (Model Context Protocol) server: Structured step-by-step reasoning scratchpad for complex problems. It is MIT-licensed and self-hosted from its source repository. Listed on MCP Collection since July 2026.

About Sequential Thinking

Reference server that gives agents a disciplined way to decompose problems into revisable thought steps.

How to connect Sequential Thinking to Claude, Cursor or VS Code

Sequential Thinking is self-hosted. Install it from the source repository, then register its start command in your MCP client's config (Claude Code, Cursor, Windsurf or VS Code).

{
  "mcpServers": {
    "sequential-thinking": {
      "command": "<start command from the README>",
      "args": []
    }
  }
}

The exact command (often npx, uvx or docker) is in the project README at github.com/modelcontextprotocol/servers/tree/main/src/sequentialthinking.

Sequential Thinking FAQ

What is Sequential Thinking?

Sequential Thinking is a Model Context Protocol (MCP) server in the Utilities category. Structured step-by-step reasoning scratchpad for complex problems. MCP servers expose tools that AI assistants like Claude can call during a conversation.

How do I use Sequential Thinking with Claude or Cursor?

Sequential Thinking is self-hosted. Install it from the source repository, then register its start command in your MCP client's config (Claude Code, Cursor, Windsurf or VS Code).

Is Sequential Thinking free to use?

Sequential Thinking is published under the MIT license, so the software itself is free to run. Hosted or API-backed servers may have their own usage tiers; check the project homepage.

Where is the source code for Sequential Thinking?

The source is at github.com/modelcontextprotocol/servers/tree/main/src/sequentialthinking.

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