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Connect any MCP-compatible AI tool to your bank accounts. Query your finances without leaving your workflow.

Works with Claude Code, Cursor, Windsurf, Claude Desktop, and more

One config, every tool.

The same MCP server works across all supported tools.

mcp.json
{
  "mcpServers": {
    "warm": {
      "command": "npx",
      "args": ["-y", "@warmio/mcp", "--server"],
      "env": {
        "WARM_API_KEY": "your-api-key"
      }
    }
  }
}

Get your API key from Settings → API Keys

Available tools.

These MCP tools are available in all supported AI assistants.

get_accounts

List all connected bank accounts with balances, types, and institutions

get_transactions

Read transaction history with strict cursor pagination

get_financial_state

Read snapshots, recurring payments, budgets, goals, and health in one call

verify_key

Check if API key is valid and working

Data access.

Available via MCP

  • Accounts (names, types, balances, institutions)
  • Transactions (amounts, merchants, categories, dates)
  • Recurring payments and subscriptions
  • Financial state: snapshots, budgets, goals, and health

Not Exposed (App Only)

  • AI chat history
  • Any write operations

Secure by design.

Read-Only Access

AI tools can only query data—never modify, delete, or transfer.

Scoped API Keys

Your key only accesses your accounts. Nothing else.

Instant Revocation

Delete your API key in Settings and access stops immediately.

Common questions

What is MCP?

MCP (Model Context Protocol) is a standard for connecting AI tools to external data sources. It lets AI assistants like Claude, Cursor, and others access real data from services like Warm while maintaining security and control.

Which AI coding tools are supported?

Any tool that supports MCP can connect to Warm. This includes Claude Code, Cursor, Windsurf, Claude Desktop, OpenCode, Codex CLI, Antigravity, Gemini CLI, and others. The integration works the same way across all tools.

What financial data can AI tools access?

AI tools can access your accounts (balances, types, institutions), transactions (amounts, merchants, categories, dates), and your financial state bundle: snapshots, recurring payments, budgets, goals, and financial health. AI chat history remains app-only.

Can AI tools modify my data?

No. The MCP server is strictly read-only. AI tools cannot modify, delete, or transfer any data. They can only query and analyze your existing financial information.

Is my data safe?

Yes. Your API key is scoped to only your accounts, the connection is encrypted, and you can revoke access instantly from Settings. AI tools never see your bank credentials.

What does this cost?

MCP access requires Warm Pro at $24.99/mo. This includes the API, MCP server, and all Pro features. Free and Plus tiers do not include API access.

Ready to connect your
AI coding tools?

Your financial data, accessible in your development workflow.

MCP access is exclusive to Pro. It is not included with Plus.