Octagon VC Agents

An MCP server that runs AI-driven venture capitalist agents (Fred Wilson, Peter Thiel, etc.), whose thinking is continuously enriched by Octagon Private Markets' real-time deals, valuations, and deep research intelligence. Use it to spin up programmable "VC brains" for pitch feedback, diligence simulations, term sheet negotiations, and more.

<!-- Display at 60% wide and keep the aspect ratio --> <img src="https://docs.octagonagents.com/octagon-vc-agents.png" alt="Octagon VC Agents" width="60%" />

Try Demo in ChatGPT

VC Agents are also fully integrated them in ChatGPT with a demo Octagon API key. Give them a try here: <a href="https://chatgpt.com/g/g-680c1eddd1448191bb4ed7e09485270f-vc-agents" target="_blank" rel="noopener noreferrer">VC Agents GPT</a>

Octagon VC Agents

These are AI-powered simulations inspired by notable venture capitalists. These personas are not affiliated with or endorsed by the actual individuals.

VC Agent Name	Description
octagon-marc-andreessen-agent	Simulation of the tech-optimist investor known for "software eating the world" thesis and bold technology bets
octagon-peter-thiel-agent	Simulation of the venture capitalist & 'Zero to One' author who analyzes investments through the lens of monopoly theory and contrarian thinking
octagon-reid-hoffman-agent	Simulation of the LinkedIn founder-turned-investor known for network-effect businesses and blitzscaling philosophy
octagon-keith-rabois-agent	Simulation of the operator-investor known for spotting exceptional talent and operational excellence
octagon-bill-gurley-agent	Simulation of the analytical investor known for marketplace expertise and detailed market analysis
octagon-fred-wilson-agent	Simulation of the USV co-founder & veteran early-stage investor focused on community-driven networks and founder-first philosophies
octagon-josh-kopelman-agent	Simulation of the founder-friendly investor focused on seed-stage companies and founder development
octagon-alfred-lin-agent	Simulation of the operator-turned-investor known for consumer businesses and organizational scaling

Example Prompts

What you want from the agents	Copy-and-paste prompt
Deal critique	Ask @octagon-marc-andreessen-agent and @octagon-reid-hoffman-agent to evaluate {company website}'s latest funding round. Provide a detailed comparative table from their points of view.
Qualify investor fit before the call	@octagon-alfred-lin-agent You're vetting my pre-seed startup: {one-sentence pitch}. In {deck.pdf}, you'll find our vision, team, and WAU chart. Give me a "meet/pass" decision and list the three metrics I should strengthen most before your partner vote on Monday.
Thesis & metrics reality-check	@octagon-reid-hoffman-agent Here's our 10-slide deck and dashboard ({docs}). We currently have {X} weekly active users, {Y}% MoM WAU growth, and {Z}% retention over 8 weeks. Using your 14-day diligence lens, list the biggest metric gaps that would prevent you from issuing a term sheet, and suggest how we could close them within one quarter.
Portfolio-intro mapping – warm leads for the next round	@octagon-fred-wilson-agent Based on your current portfolio in {data} and our focus (outlined in the one-pager below), identify four portfolio CEOs who could become design partners. For each CEO, draft a first-contact email from me that highlights mutual value.

Prerequisites

To use Octagon VC Agents, you will need two API keys:

• An Octagon API key (for access to Octagon Private Markets data)
• An OpenAI API key (for AI-powered analysis)

Get Your Octagon API Key

To use VC Agents, you need to:

1. Sign up for a free account at Octagon
2. After logging in, from left menu, navigate to API Keys
3. Generate a new API key
4. Use this API key in your configuration as the OCTAGON_API_KEY value

Get Your OpenAI API Key

You also need an OpenAI API key to enable AI-powered features:

1. Sign up or log in at OpenAI
2. Go to API Keys
3. Create a new API key
4. Use this API key in your configuration as the OPENAI_API_KEY value

Install pipx

To use Octagon VC Agents, you need pipx, a tool for installing and running Python applications in isolated environments.

On macOS

Install pipx using Homebrew (recommended):

brew install pipx
pipx ensurepath

Or with pip:

python3 -m pip install --user pipx
python3 -m pipx ensurepath

On Windows

Install pipx using pip:

python -m pip install --user pipx
python -m pipx ensurepath

After installation, restart your terminal so that the pipx command is available.

Installation

Running on Claude Desktop

To configure Octagon VC Agents for Claude Desktop:

1. Open Claude Desktop
2. Go to Settings > Developer > Edit Config
3. Add the following to your claude_desktop_config.json (Replace YOUR_OCTAGON_API_KEY_HERE with your Octagon API key and YOUR_OPENAI_API_KEY_HERE with your OpenAI API key):

{
  "mcpServers": {
    "octagon-vc-agents": {
      "command": "pipx",
      "args": ["run", "--pip-args=\"--no-cache-dir\"", "octagon-vc-agents", "run"],
      "env": {
        "OPENAI_API_KEY": "YOUR_OPENAI_API_KEY_HERE",
        "OCTAGON_API_KEY": "YOUR_OCTAGON_API_KEY_HERE"
      }
    }
  }
}

4. Restart Claude for the changes to take effect

Running on Cursor

Configuring Cursor Desktop 🖥️ Note: Requires Cursor version 0.45.6+

To configure Octagon VC Agents in Cursor:

1. Open Cursor Settings
2. Go to Features > MCP Servers
3. Click "+ Add New MCP Server"
4. Enter the following:
   • Name: "octagon-mcp" (or your preferred name)
   • Type: "command"
   • Command: env OCTAGON_API_KEY=YOUR_OCTAGON_API_KEY_HERE OPENAI_API_KEY=YOUR_OPENAI_API_KEY_HERE pipx run --pip-args="--no-cache-dir" octagon-vc-agents run

If you are using Windows and are running into issues, try cmd /c "set OCTAGON_API_KEY=YOUR_OCTAGON_API_KEY_HERE && set OPENAI_API_KEY=YOUR_OPENAI_API_KEY_HERE && pipx run --pip-args='--no-cache-dir' octagon-vc-agents run"

Replace YOUR_OCTAGON_API_KEY_HERE with your Octagon API key and YOUR_OPENAI_API_KEY_HERE with your OpenAI API key.

After adding, refresh the MCP server list to see the new tools. The Composer Agent will automatically use VC Agents when appropriate, but you can explicitly request it by describing your investment research needs. Access the Composer via Command+L (Mac), select "Agent" next to the submit button, and enter your query.

Running on Windsurf

Add this to your ./codeium/windsurf/model_config.json:

{
  "mcpServers": {
    "octagon-vc-agents": {
      "command": "pipx",
      "args": ["run", "--pip-args=\"--no-cache-dir\"", "octagon-vc-agents", "run"],
      "env": {
        "OPENAI_API_KEY": "YOUR_OPENAI_API_KEY_HERE",
        "OCTAGON_API_KEY": "YOUR_OCTAGON_API_KEY_HERE"
      }
    }
  }
}

Running with pipx

env OCTAGON_API_KEY=YOUR_OCTAGON_API_KEY_HERE OPENAI_API_KEY=YOUR_OPENAI_API_KEY_HERE pipx run --pip-args="--no-cache-dir" octagon-vc-agents run

Manual Installation

pip install octagon-vc-agents

Implementation Details

Persona Configuration

Investor personas are defined through markdown files containing:

• Investment philosophy
• Psychological profile
• Historical track record
• Decision-making patterns
• Communication style preferences

Customization Options

1. Add new investor personas by creating markdown profiles
2. Implement custom interaction patterns between personas
3. Enhance orchestration logic for complex multi-perspective analysis

Documentation

For detailed information about Octagon Agents, including setup guides, API reference, and best practices, visit our documentation.

License

MIT