beginner⏱️ 10-20 minutes📅 Updated June 2026

Step-by-step guide to integrate Actor Critic Thinking MCP server with OpenSumi. Includes dual-perspective analysis and round-based evaluation.

Actor Critic Thinking + OpenSumi: Complete MCP Integration

Actor Critic Thinking is a MCP server that Actor-critic thinking for performance evaluation.

When integrated with OpenSumi, you can:

  • Alternate between actor and critic viewpoints for comprehensive evaluation
  • Structured multi-round analysis with progress tracking
  • Multi-dimensional performance evaluation framework

This guide provides step-by-step instructions to set up Actor Critic Thinking in OpenSumi, including configuration, examples, and troubleshooting.

What You'll Achieve

After completing this setup:

  • Actor Critic Thinking will be fully integrated and operational
  • You can use Actor Critic Thinking tools directly in OpenSumi
  • All Actor Critic Thinking capabilities will be available for your workflows
  • Access to 4 different tools

Prerequisites

Before starting, ensure you have:

  • Node.js
  • npm
  • TypeScript support
  • OpenSumi installed and configured
  • Compatible operating system (Web (Browser-based), Electron Desktop, Container (Docker/K8s), Framework Integration)

Installation

Step 1: Install Actor Critic Thinking

Install using npm:

npx -y mcp-server-actor-critic-thinking

Verify installation:

npx mcp-server-actor-critic-thinking --help

Configuration

Step 2: Configure OpenSumi

  1. Open OpenSumi settings
  2. Navigate to MCP server configuration
  3. Add Actor Critic Thinking server with appropriate settings
  4. Save and restart if needed

Examples

Once configured, you can use Actor Critic Thinking in OpenSumi:

Product Name Evaluation

Analyze effectiveness of noise-canceling headphone product name

Ask OpenSumi: "Evaluate the product name "SilentMax Pro" for noise-canceling headphones using actor-critic analysis"

Expected Result: Multi-round analysis alternating between creative appreciation and practical critique of the name

Marketing Campaign Assessment

Evaluate marketing campaign concept from multiple perspectives

Ask OpenSumi: "Analyze our "Digital Transformation Made Simple" campaign using 5 rounds of actor-critic evaluation"

Expected Result: Comprehensive evaluation covering creative impact, practical implementation, and market effectiveness

Feature Development Review

Assess new software feature proposal

Ask OpenSumi: "Use actor-critic thinking to evaluate the proposed "Smart Auto-Save" feature for our text editor"

Expected Result: Balanced analysis of feature benefits, technical challenges, and user experience implications

Business Strategy Evaluation

Analyze strategic business decision with structured feedback

Ask OpenSumi: "Apply actor-critic analysis to our plan for expanding into the European market"

Expected Result: Systematic evaluation of opportunities, risks, and implementation considerations

Testing Your Setup

  1. Launch OpenSumi
  2. Verify Actor Critic Thinking is available in the tools list
  3. Test basic Actor Critic Thinking functionality

Troubleshooting

Common Issues

Invalid Total Thoughts Parameter

Symptoms: Parameter validation errors, Odd number requirement failures

Cause: totalThoughts parameter must be odd number ≥3

Solution:

  • Ensure totalThoughts is an odd number (3, 5, 7, etc.)
  • Use minimum value of 3 for basic analysis
  • Verify parameter is numeric, not string
  • Check parameter validation in client configuration

Role Parameter Not Recognized

Symptoms: Invalid role errors, Perspective switching failures

Cause: Role parameter must be exactly "actor" or "critic"

Solution:

  • Use exact values: "actor" or "critic"
  • Check for typos or case sensitivity issues
  • Ensure role alternates between rounds
  • Verify role matches current thought number

Evaluation Sequence Broken

Symptoms: Out of sequence errors, Round tracking failures

Cause: thoughtNumber not matching expected sequence or round progression

Solution:

  • Start thoughtNumber at 1 for first round
  • Increment thoughtNumber for each subsequent round
  • Ensure thoughtNumber ≤ totalThoughts
  • Reset sequence for new evaluation sessions

TypeScript Compilation Errors

Symptoms: Build failures, Type definition errors

Cause: Missing TypeScript dependencies or configuration issues

Solution:

  • Install TypeScript: npm install -g typescript
  • Verify tsconfig.json configuration
  • Install type definitions: npm install @types/node
  • Clear build cache: npm run clean && npm run build

Dependency Installation Failures

Symptoms: Yarn/npm install errors, Missing packages, Version conflicts

Cause: Incompatible Node.js version or network issues

Solution:

  • Ensure Node.js 16+ is installed
  • Use yarn for standard installation, npm for lite version
  • Clear package cache: yarn cache clean or npm cache clean --force
  • Check network connectivity and proxy settings

Workspace Not Loading

Symptoms: Empty workspace, Files not showing, Permission errors

Cause: Incorrect workspace path or permissions

Solution:

  • Verify MY_WORKSPACE environment variable is set correctly
  • Check file system permissions for workspace directory
  • Use absolute path for workspace location
  • Default workspace is tools/workspace in repository

VSCode Extension Compatibility

Symptoms: Extension not loading, Extension errors, Missing features

Cause: Extension API incompatibility or missing dependencies

Solution:

  • Verify extension is compatible with VSCode extension API used by OpenSumi
  • Check extension documentation for known issues
  • Try downloading extensions via yarn run download-extension
  • Some extensions may require OpenSumi-specific adaptation

WebWorker Compilation Errors (Lite Version)

Symptoms: Compile-worker fails, Language service not working, Syntax highlighting broken

Cause: WebWorker build configuration issues

Solution:

  • Run npm run compile-worker before starting
  • Ensure all dependencies are installed correctly
  • Check browser console for WebWorker loading errors
  • Clear browser cache and rebuild

MCP Client Connection Failures

Symptoms: Cannot connect to MCP server, Tool discovery fails, MCP errors in console

Cause: MCP server not running or incorrect configuration

Solution:

  • Verify MCP server is running and accessible
  • Check MCP server URL in OpenSumi configuration
  • Review MCP client integration code for errors
  • Check browser/Electron console for detailed error messages

Electron App Not Starting

Symptoms: Electron window not opening, White screen, App crashes on launch

Cause: Electron build issues or IPC communication errors

Solution:

  • Ensure Electron dependencies are installed correctly
  • Check Electron version compatibility (15+)
  • Review IPC communication setup in configuration
  • Check Electron dev tools console for errors

Actor Critic Thinking not appearing in OpenSumi

Symptoms: Server not listed, Tools not available

Cause: Configuration or installation issue

Solution:

  • Verify configuration syntax
  • Check Actor Critic Thinking installation
  • Restart OpenSumi
  • Check logs for error messages

Next Steps

Now that Actor Critic Thinking is integrated with OpenSumi:

  • Explore all Actor Critic Thinking capabilities through OpenSumi
  • Check out other MCP servers that work with OpenSumi
  • Join the MCP community for tips and support
  • Consider contributing to Actor Critic Thinking development

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Related Resources

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Actor Critic Thinking + OpenSumi: MCP Setup Guide (2026)