# Business Loan Calculator — MCP tool `findutils:business_loan_calculator`

Return the monthly payment, total interest, origination fee, effective yearly rate (interest plus fees), a yearly summary, and a full monthly amortization schedule for a business loan. Rate is a yearly percentage; the term is in months.

- Category: finance
- MCP server: https://mcp.findutils.com/ (Streamable HTTP, no API keys, 120 req/min per IP)
- REST endpoint: POST https://api.findutils.com/api/tools/business-loan-calculator/execute (no API keys, 60 req/min per IP)
- Reference page: https://findutils.com/mcp/business-loan-calculator/
- Same tool on the other surface: https://findutils.com/api/business-loan-calculator/

## Connect

```bash
claude mcp add findutils --transport http https://mcp.findutils.com/
```

Claude Desktop (`claude_desktop_config.json`):

```json
{
  "mcpServers": {
    "findutils": {
      "url": "https://mcp.findutils.com/"
    }
  }
}
```

## Call the tool (verified example)

```bash
curl -X POST https://mcp.findutils.com/ \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "tools/call",
    "params": {
      "name": "business_loan_calculator",
      "arguments": {
        "loan_amount": 100000,
        "interest_rate": 8,
        "loan_term_months": 60,
        "origination_fee_percent": 2
      }
    }
  }'
```

## Input schema

| Argument | Type | Required | Description |
|---|---|---|---|
| `loan_amount` | number | yes | Loan principal. |
| `interest_rate` | number | yes | Yearly interest rate in percent (8 = 8%). Must be > 0. |
| `loan_term_months` | integer | yes | Loan term in months (1-480). |
| `origination_fee_percent` | number | no | Origination fee as a percent of the loan amount. Default: 0. |
| `loan_type` | string (standard \| sba \| equipment \| line_of_credit) | no | Label only (standard, sba, equipment, line_of_credit). Does not change the math. Default: standard. |

Example arguments (verified):

```json
{
  "loan_amount": 100000,
  "interest_rate": 8,
  "loan_term_months": 60,
  "origination_fee_percent": 2
}
```

## Also a REST endpoint

```bash
curl -X POST https://api.findutils.com/api/tools/business-loan-calculator/execute \
  -H "Content-Type: application/json" \
  -d '{
    "loan_amount": 100000,
    "interest_rate": 8,
    "loan_term_months": 60,
    "origination_fee_percent": 2
  }'

# Parameter schema
curl https://api.findutils.com/api/tools/business-loan-calculator
```

Full REST reference: https://findutils.com/api/business-loan-calculator/ · OpenAPI 3.1 spec: https://findutils.com/api/openapi.json

---
Full catalog: POST https://mcp.findutils.com/ with method `tools/list` · https://findutils.com/mcp/ · https://findutils.com/llms.txt