Apollo IO MCP Server + OpenSumi: Complete MCP Integration

Apollo IO MCP Server is a MCP server that apollo.io mcp server. Get/enrich contact data for people and organizations agentically..

When integrated with OpenSumi, you can:

• Enrich contact data for individuals with comprehensive profile information
• Enrich company data with detailed organizational information
• Advanced people search with extensive filtering options

This guide provides step-by-step instructions to set up Apollo IO MCP Server in OpenSumi, including configuration, examples, and troubleshooting.

What You'll Achieve

After completing this setup:

• Apollo IO MCP Server will be fully integrated and operational
• You can use Apollo IO MCP Server tools directly in OpenSumi
• All Apollo IO MCP Server capabilities will be available for your workflows
• Access to 7 different tools

Prerequisites

Before starting, ensure you have:

• Node.js
• npm
• Apollo.io API key
• Apollo.io API key for accessing enrichment services
• OpenSumi installed and configured
• Compatible operating system (Web (Browser-based), Electron Desktop, Container (Docker/K8s), Framework Integration)

Installation

Step 1: Install Apollo IO MCP Server

Install using npm:

npm install @agentx-ai/apollo-io-mcp-server

Verify installation:

npm list @agentx-ai/apollo-io-mcp-server

Configuration

Step 2: Configure OpenSumi

1. Open OpenSumi settings
2. Navigate to MCP server configuration
3. Add Apollo IO MCP Server server with appropriate settings
4. Save and restart if needed

Examples

Once configured, you can use Apollo IO MCP Server in OpenSumi:

Enrich Contact Information

Enrich a person's profile using their email address

Ask OpenSumi: "Enrich the contact information for [email protected] and get their professional background"

Expected Result: Complete profile with job title, company details, social profiles, and professional background

Find Marketing Decision Makers

Search for marketing managers at technology companies

Ask OpenSumi: "Find Marketing Managers at technology companies in San Francisco with 100-500 employees"

Expected Result: List of marketing professionals with contact details, company information, and role descriptions

Company Intelligence Gathering

Get comprehensive information about a target company

Ask OpenSumi: "Get detailed information about Salesforce including employee count, recent hires, and current job openings"

Expected Result: Company profile with metrics, employee data, hiring trends, and job postings

Competitive Analysis

Analyze competitors and find key contacts

Ask OpenSumi: "Find all companies in the CRM software space and identify their VP of Sales contacts"

Expected Result: Competitive landscape with company profiles and key decision maker contact information

Testing Your Setup

1. Launch OpenSumi
2. Verify Apollo IO MCP Server is available in the tools list
3. Test basic Apollo IO MCP Server functionality

Troubleshooting

Common Issues

Apollo.io API Key Invalid

Symptoms: 401 Authentication errors, API key not recognized, Access denied messages

Cause: Invalid, expired, or missing Apollo.io API key

Solution:

• Generate new API key from Apollo.io settings
• Verify APOLLO_IO_API_KEY environment variable is set
• Check API key has appropriate permissions
• Ensure no extra spaces or characters in key

Rate Limiting Errors

Symptoms: 429 Too Many Requests, API quota exceeded, Rate limit messages

Cause: Exceeded Apollo.io API rate limits

Solution:

• Check your Apollo.io plan limits and usage
• Implement delays between requests
• Upgrade Apollo.io plan for higher limits
• Optimize queries to use fewer API calls

Claude Desktop Not Detecting Server

Symptoms: No tools showing up, MCP server not connected, Configuration ignored

Cause: Incorrect claude_desktop_config.json setup

Solution:

• Verify JSON syntax in configuration file
• Check file is in correct location for your OS
• Restart Claude Desktop after configuration changes
• Test server with MCP inspector first

Search Results Empty or Limited

Symptoms: No search results, Limited contact data, Enrichment fails

Cause: Search criteria too restrictive or data not available

Solution:

• Broaden search criteria and filters
• Try different search parameters
• Check if company/person exists in Apollo database
• Verify search syntax and parameter format

NPM Installation Errors

Symptoms: Package not found, Installation failures, Dependency errors

Cause: NPM registry issues or network connectivity

Solution:

• Clear NPM cache: npm cache clean --force
• Try alternative registry: npm install --registry https://registry.npmjs.org/
• Check internet connectivity and proxy settings
• Update NPM: npm install -g npm@latest

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

Apollo IO MCP Server not appearing in OpenSumi

Symptoms: Server not listed, Tools not available

Cause: Configuration or installation issue

Solution:

• Verify configuration syntax
• Check Apollo IO MCP Server installation
• Restart OpenSumi
• Check logs for error messages

Next Steps

Now that Apollo IO MCP Server is integrated with OpenSumi:

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

Need Help?

• Search for Apollo IO MCP Server documentation
• Check the OpenSumi MCP guide
• Join the MCP community discussions