Vynn

Self-improving AI workflows with natural language backtesting. 21 MCP tools for creating workflows, backtesting trading strategies, parameter sweeps, portfolio optimization, prompt optimization, cron scheduling, and webhook triggers. Install: pip install vynn-mcp

GitHub

vynn-mcp

mcp-name: io.github.beee003/vynn-mcp

MCP server for Vynn — self-improving AI workflows & backtesting.

Tools

Workflows

  • list_workflows — List your workflows
  • get_workflow — Get workflow details with steps
  • create_workflow — Create a new workflow
  • run_workflow — Execute a workflow
  • get_runs / get_run_summary — View run history

Self-Improving

  • optimize_prompt — AI-powered prompt optimization for a step
  • apply_prompt_optimization — Apply an optimized prompt
  • get_model_recommendation — Get model swap recommendations
  • set_schedule / get_schedule / delete_schedule — Cron scheduling
  • create_trigger / list_triggers — Inbound webhook triggers

Backtesting

  • backtest — Run a backtest with natural language or structured strategies
  • batch_backtest — Parameter sweep across strategy variations
  • optimize_portfolio — Mean-variance portfolio optimization

Utilities

  • list_templates / clone_template — Workflow templates
  • list_available_tools — Tools attachable to workflow steps
  • get_analytics — Workflow performance analytics

Setup

# Install
pip install vynn-mcp

# Or from source
pip install -e /path/to/vynn-mcp

Set your API key:

export VYNN_API_KEY="vynn_free_..."

Usage with Claude Code

Add to your Claude Code MCP config (~/.claude.json):

{
  "mcpServers": {
    "vynn": {
      "command": "vynn-mcp",
      "env": {
        "VYNN_API_KEY": "vynn_free_..."
      }
    }
  }
}

Usage with Cursor

Add to .cursor/mcp.json:

{
  "mcpServers": {
    "vynn": {
      "command": "vynn-mcp",
      "env": {
        "VYNN_API_KEY": "vynn_free_..."
      }
    }
  }
}

Get an API Key

Sign up at the-vynn.com or:

curl -X POST https://the-vynn.com/v1/signup \
  -H "Content-Type: application/json" \
  -d '{"email": "[email protected]"}'

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