LocalFree server, account needed

Avenir MCP server

mathbeal/avenir-mcp

Unofficial MCP server for YNAB: budgets, spending trends, category suggestions, reconciliation and cash-flow forecasts. Read-only by default; every write is previewed, confirmed and undoable.

4 GitHub stars2 forks
Source code Website

Install Avenir in Claude Code

Claude Code
claude mcp add avenir -e YNAB_API_KEY=... -- uvx avenir-mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "avenir": {
      "command": "uvx",
      "args": [
        "avenir-mcp"
      ],
      "env": {
        "YNAB_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Avenir MCP server do?

Unofficial MCP server for YNAB: budgets, spending trends, category suggestions, reconciliation and cash-flow forecasts. Read-only by default; every write is previewed, confirmed and undoable.

Is the Avenir MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Avenir run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Avenir to Claude Code?

Run: claude mcp add avenir -e YNAB_API_KEY=... -- uvx avenir-mcp

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