Harmonic MCP Server for Claude Code 11 tools — connect in under 2 minutes
Claude Code is Anthropic's agentic CLI for terminal-first development. Add Harmonic as an MCP server in one command and Claude Code will discover every tool at runtime. ideal for automation pipelines, CI/CD integration, and headless workflows via Vinkius.
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Vinkius supports streamable HTTP and SSE.
Vinkius Desktop App
The modern way to manage MCP Servers — no config files, no terminal commands. Install Harmonic and 2,500+ MCP Servers from a single visual interface.
# Your Vinkius token. get it at cloud.vinkius.com
claude mcp add harmonic --transport http "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About Harmonic MCP Server
Connect your Harmonic.ai account to any AI agent and take full control of your startup discovery and investment research through natural conversation.
Claude Code registers Harmonic as an MCP server in a single terminal command. Once connected, Claude Code discovers all 11 tools at runtime and can call them headlessly. ideal for CI/CD pipelines, cron jobs, and automated workflows where Harmonic data drives decisions without human intervention.
What you can do
- Company Enrichment — Instantly retrieve firmographics, funding history, and social traction signals for any domain.
- Person Insights — Enrich professional profiles using LinkedIn URLs to get education and career history.
- Startup Discovery — Search through over 35 million companies using advanced filters like headcount growth and industry.
- Investor Research — Find investment firms and angels, and inspect their full portfolio history.
- Funding Monitoring — List and retrieve details for funding rounds, including amounts and lead investors.
- Enrichment Status — Track background data refresh requests to ensure you have the most up-to-date information.
The Harmonic MCP Server exposes 11 tools through the Vinkius. Connect it to Claude Code in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect Harmonic to Claude Code via MCP
Follow these steps to integrate the Harmonic MCP Server with Claude Code.
Install Claude Code
Run npm install -g @anthropic-ai/claude-code if not already installed
Add the MCP Server
Run the command above in your terminal
Verify the connection
Run claude mcp to list connected servers, or type /mcp inside a session
Start using Harmonic
Ask Claude: "Using Harmonic, show me...". 11 tools are ready
Why Use Claude Code with the Harmonic MCP Server
Claude Code provides unique advantages when paired with Harmonic through the Model Context Protocol.
Single-command setup: `claude mcp add` registers the server instantly. no config files to edit or applications to restart
Terminal-native workflow means MCP tools integrate seamlessly into shell scripts, CI/CD pipelines, and automated DevOps tasks
Claude Code runs headlessly, enabling unattended batch processing using Harmonic tools in cron jobs or deployment scripts
Built by the same team that created the MCP protocol, ensuring first-class compatibility and the fastest adoption of new protocol features
Harmonic + Claude Code Use Cases
Practical scenarios where Claude Code combined with the Harmonic MCP Server delivers measurable value.
CI/CD integration: embed Harmonic tool calls in your deployment pipeline to validate configurations or fetch secrets before shipping
Headless batch processing: schedule Claude Code to query Harmonic nightly and generate reports without human intervention
Shell scripting: pipe Harmonic outputs into other CLI tools for data transformation, filtering, and aggregation
Infrastructure monitoring: run Claude Code in a cron job to query Harmonic status endpoints and alert on anomalies
Harmonic MCP Tools for Claude Code (11)
These 11 tools become available when you connect Harmonic to Claude Code via MCP:
enrich_company
Enrich a company with firmographics, funding, and social signals
enrich_person
Enrich a person with professional history and social signals
get_api_profile
Get information about the current API user
get_company_stats
Get growth and headcount statistics for a company
get_enrichment_status
Check the status of a background enrichment request
get_investor_portfolio
Get the list of portfolio companies for an investor
list_company_news
List recent news and press releases for a company
list_funding_rounds
List funding rounds for a specific company
list_traction_signals
List social and web traction signals for a company
search_investors
Search for investment firms and angels
search_startups
Search for startups using filters like industry, location, and headcount
Example Prompts for Harmonic in Claude Code
Ready-to-use prompts you can give your Claude Code agent to start working with Harmonic immediately.
"Enrich the domain 'openai.com' and show funding rounds."
"Search for startups in 'Artificial Intelligence' with 50-200 employees."
"Show me the portfolio companies for 'Sequoia Capital'."
Troubleshooting Harmonic MCP Server with Claude Code
Common issues when connecting Harmonic to Claude Code through the Vinkius, and how to resolve them.
Command not found: claude
npm install -g @anthropic-ai/claude-codeConnection timeout
Harmonic + Claude Code FAQ
Common questions about integrating Harmonic MCP Server with Claude Code.
How do I add an MCP server to Claude Code?
claude mcp add --transport http "" in your terminal. Claude Code registers the server and discovers all tools immediately.Can Claude Code run MCP tools in headless mode?
How do I list all connected MCP servers?
claude mcp in your terminal to see all registered servers and their status, or type /mcp inside an active Claude Code session.Connect Harmonic with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect Harmonic to Claude Code
Get your token, paste the configuration, and start using 11 tools in under 2 minutes. No API key management needed.