Vynn MCP server

Read from the package source without running it. The installed server may list more.

• apply_prompt_optimization

  Apply an optimized prompt to a workflow step.

• backtestwrite action

  Run a backtest on a trading strategy using natural language or structured rules.

• batch_backtestwrite action

  Run a parameter sweep across strategy variations and rank them.

• clone_template

  Clone a workflow template into your account.

• create_triggerwrite action

  Create an inbound webhook trigger for a workflow.

• create_workflowwrite action

  Create a new Vynn workflow.

• delete_schedulewrite action

  Remove the schedule from a workflow.

• get_analytics

  Get performance analytics for a workflow — success rates, latency, cost, model usage.

• get_model_recommendation

  Get AI-powered model recommendation for a workflow step based on performance data.

• get_run_summarywrite action

  Get detailed summary of a specific workflow run.

• get_runs

  Get recent run history for a workflow.

• get_schedule

  Get the current schedule for a workflow.

• get_workflow

  Get full details of a workflow including all steps and their configuration.

• list_available_tools

  List all tools that can be attached to workflow steps (web search, code exec, etc).

• list_templates

  List available workflow templates that you can clone.

• list_triggers

  List all webhook triggers for a workflow.

• list_workflows

  List all your Vynn workflows with their steps and status.

• optimize_portfolio

  Optimize portfolio weights using mean-variance optimization.

• optimize_prompt

  Analyze recent failures and generate optimized prompt variants for a workflow step.

• run_workflowwrite action

  Execute a workflow with the given input and return results.

• set_schedule

  Schedule a workflow to run automatically on a cron schedule.

• Code scan5 source files scanned25/25
• –Live reliabilityno gateway calls yet and no remote to proben/a
• –Tool poisoningtools not inspected (local package is not executed); not countedn/a
• Auth qualitylocal package, no credentials required12/15
• Maintenancelast push 191 days ago4/15
• Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10

Vynn: common questions

Is Vynn MCP server safe?

Mostly: it is graded B (75/100). Read the Vynn safety report

How do I install Vynn?

It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.

Does Vynn need an API key?

Not as far as the registry entry and our scan can tell: no credentials are declared or required.

Is Vynn maintained?

The last commit was 206 days ago (2026-03-21). The latest release is v0.1.1.

What can I use instead of Vynn?

Servers from other publishers that do the same job: Image MCP server, Agent-Native Analytics MCP server and llmtrim MCP server. Compare all Vynn alternatives.