Sequential Thinking MCP Server

Advanced reasoning with step-by-step thinking and problem-solving capabilities

⚡ Quick Install with Claude Code MCP Guide

Connect Claude Code to any remote MCP server with one simple command. Choose between direct HTTP connections or a universal bridge - all configured automatically with our setup wizard.

Get the Claude Code MCP Setup Guide →

🔌 Test MCP Server Connection

Test your connection to the MCP wrapper server using your x-api-key. This validates that your MCP server credentials are configured correctly.

MCP Server API Key (x-api-key)

🚀 Test Full Sequential Thinking Connection

Test both your MCP server connection AND your Sequential Thinking platform credentials. This ensures your complete setup is working correctly.

MCP Server API Key (x-api-key)

API Key

📡 API Endpoint & Required Headers

POST https://sequentialthinking.mcp.majewscy.tech

Required HTTP Headers:

Content-Type: application/json

x-api-key: Your MCP server API key

x-thinking-api-key: Your Sequential Thinking credentials

🛠️ Available Tools

reason_through

Step-by-step reasoning

solve_problem

Problem solving workflow

create_plan

Generate action plans

decision_tree

Build decision trees

analyze_options

Analyze multiple options

track_progress

Monitor reasoning progress

⚠️ Common Errors & Solutions

401 Unauthorized

Invalid API key

Solution: Verify your API key

400 Bad Request

Invalid problem format

Solution: Check input structure

503 Service Unavailable

Reasoning engine busy

Solution: Try again later

Timeout

Reasoning timeout

Solution: Simplify problem or increase timeout

🏥 Service Health Check

Checking...

Response Time

Server Status

Protocol Version

2024-11-05

Last Checked

Configuration

// Claude Desktop: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS)
// Windows: %APPDATA%\Claude\claude_desktop_config.json
{
  "mcpServers": {
    "sequentialthinking": {
      "command": "npx",
      "args": [
        "-y",
        "@sequentialthinking/mcp-server@latest"
      ],
      "env": {
        "THINKING_API-KEY": "YOUR_SEQUENTIAL THINKING_TOKEN"
      }
    }
  }
}

// HTTP Wrapper Configuration (for remote access)
{
  "sequentialthinking": {
    "type": "http",
    "url": "https://sequentialthinking.mcp.majewscy.tech",
    "headers": {
      "x-api-key": "YOUR_API_KEY",
      "x-thinking-api-key": "YOUR_API_KEY"
    }
  }
}

// Claude Code: .mcp.json in your project root
{
  "sequentialthinking": {
    "command": "npx",
    "args": [
      "-y",
      "@sequentialthinking/mcp-server@latest"
    ],
    "env": {
      "THINKING_API-KEY": "YOUR_SEQUENTIAL THINKING_TOKEN"
    }
  }
}

Features

Enterprise-grade Sequential Thinking integration for AI assistants

🧠

Chain of Thought

Advanced reasoning with step-by-step thinking.

🔄

Iterative Processing

Break complex problems into manageable steps.

📊

Decision Trees

Create and navigate decision trees.

🎯

Goal Planning

Strategic goal planning and execution.

💡

Problem Solving

Systematic approach to problem solving.

📈

Progress Tracking

Track reasoning progress and outcomes.

📋 MCP Server Updates Changelog

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