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- Equity Ratio Calculator API

# Equity Ratio Calculator API

finance 2 credits / call v2026-04-22
Calculate equity ratio, debt ratio, equity multiplier, and industry benchmark spread.
One POST adds Equity Ratio Calculator to your app, site, workflow, or agent — formula, validation, edge cases, and docs already handled.
prefer a UI? [Open the Equity Ratio Calculator on miniwebtool.com →](https://miniwebtool.com/equity-ratio-calculator/)
[Start Starter →](/billing/checkout/?plan=starter) Requires Starter+ · $29/mo
Starts on Starter
Free keys can view docs and examples, but calls to this endpoint require Starter or higher.
[Start Starter →](/billing/checkout/?plan=starter)

### Endpoint

POST · 2cr

```text
POST https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run
```

### Request body

Field
Type
Req.
`total_equity`
`float`
—
`total_assets`
`float`
—
`industry`
general | technology | healthcare | financial | manufacturing | retail | utilities | real_estate | energy | consumer
`str`
—
`precision`
`int`
—

### Cost & access

- 2 credits per successful call — failed calls refund.
- Starts on: Starter or higher.
- Max payload:`65536`bytes.
- Privacy mode:`hash_only`
- Available on: starter, pro, business, scale

### Response envelope

```text
{
  "request_id": "01K...",
  "tool": "equity-ratio-calculator",
  "tool_version": "2026-04-22",
  "credits_used": 2,
  "result": {... }
}
```

### Try it

API key *
Stored only in this browser tab. Playground test key is prefilled and only works on this page. [Get a live key →](/billing/checkout/?plan=starter)
total_equity (float)
total_assets (float)
industry (str) general technology healthcare financial manufacturing retail utilities real_estate energy consumer
general | technology | healthcare | financial | manufacturing | retail | utilities | real_estate | energy | consumer
precision (int)
Send request →
Response copy body
This endpoint starts on Starter
Your key is valid, but its current plan cannot call`equity-ratio-calculator`. Upgrade to Starter or higher to run this tool.
[Start Starter →](/billing/checkout/?plan=starter) [Compare plans](/#pricing)

```text

```

Response headers

```text

```

### Code examples

cURL Python JavaScript PHP Ruby Go Java
copy

```text
curl -X POST https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run \
  -H 'Authorization: Bearer mwt_live_YOUR_KEY' \
  -H 'Content-Type: application/json' \
  -d '{"total_equity":500000,"total_assets":1000000,"industry":"general","precision":4}'
```

copy

```text
import requests

resp = requests.post(
    'https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run',
    headers={'Authorization': 'Bearer mwt_live_YOUR_KEY'},
    json={'total_equity': 500000, 'total_assets': 1000000, 'industry': 'general', 'precision': 4},
)
resp.raise_for_status()
print(resp.json())
```

copy

```text
const resp = await fetch(
  'https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run',
  {
    method: 'POST',
    headers: {
      'Authorization': 'Bearer mwt_live_YOUR_KEY',
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({"total_equity":500000,"total_assets":1000000,"industry":"general","precision":4}),
  }
);
const data = await resp.json();
console.log(data);
```

copy

```text
<?php
$ch = curl_init('https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run');
curl_setopt_array($ch, [
    CURLOPT_POST => true,
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => [
        'Authorization: Bearer mwt_live_YOUR_KEY',
        'Content-Type: application/json',
    ],
    CURLOPT_POSTFIELDS => json_encode([
    'total_equity' => 500000,
    'total_assets' => 1000000,
    'industry' => 'general',
    'precision' => 4
]),
]);
$resp = curl_exec($ch);
curl_close($ch);
print_r(json_decode($resp, true));
```

copy

```text
require 'net/http'
require 'json'
require 'uri'

uri = URI('https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run')
http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = (uri.scheme == 'https')

req = Net::HTTP::Post.new(uri)
req['Authorization'] = 'Bearer mwt_live_YOUR_KEY'
req['Content-Type'] = 'application/json'
req.body = {
  'total_equity' => 500000,
  'total_assets' => 1000000,
  'industry' => 'general',
  'precision' => 4
}.to_json

resp = http.request(req)
puts JSON.parse(resp.body).inspect
```

copy

```text
package main

import (
  "bytes"
  "encoding/json"
  "fmt"
  "io"
  "net/http"
)

func main() {
  body, _:= json.Marshal(map[string]interface{}{
    "total_equity": 500000,
    "total_assets": 1000000,
    "industry": "general",
    "precision": 4,
  })
  req, _:= http.NewRequest("POST", "https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run", bytes.NewReader(body))
  req.Header.Set("Authorization", "Bearer mwt_live_YOUR_KEY")
  req.Header.Set("Content-Type", "application/json")

  resp, err:= http.DefaultClient.Do(req)
  if err!= nil { panic(err) }
  defer resp.Body.Close()
  out, _:= io.ReadAll(resp.Body)
  fmt.Println(string(out))
}
```

copy

```text
import java.net.URI;
import java.net.http.*;

var client = HttpClient.newHttpClient();
var req = HttpRequest.newBuilder()
.uri(URI.create("https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run"))
.header("Authorization", "Bearer mwt_live_YOUR_KEY")
.header("Content-Type", "application/json")
.POST(HttpRequest.BodyPublishers.ofString("{\"total_equity\":500000,\"total_assets\":1000000,\"industry\":\"general\",\"precision\":4}"))
.build();

var resp = client.send(req, HttpResponse.BodyHandlers.ofString());
System.out.println(resp.body());
```

how-to call equity-ratio-calculator
- Get an API key
[Get an API key](/billing/checkout/?plan=starter). Choose the Starter plan or higher to receive a bearer token with access to this endpoint.
- Assemble the JSON body
Required fields:. See the Request body table above for the full schema.
- POST to`https://api.miniwebtool.com/v1/tools/equity-ratio-calculator/run`
Headers:`Authorization: Bearer <key>`and`Content-Type: application/json`. Copy-paste snippets in 7 languages are under Code examples.
- Parse the response
Envelope:`{request_id, tool, tool_version, credits_used, result}`. The typed output lives in`result`.
faq frequently asked
What does the Equity Ratio Calculator API do? +
Calculate equity ratio, debt ratio, equity multiplier, and industry benchmark spread. Use it to add this utility without rebuilding formulas, validation, examples, and documentation.
How much does one call to Equity Ratio Calculator cost? +
2 credits per successful call. Failed calls (validation errors, 5xx) don't bill.
What parameters does the Equity Ratio Calculator API require? +
Required fields: (none). Full schema at /v1/openapi.json.
Is the Equity Ratio Calculator API deterministic? +
Yes — same input, same output, forever. Tool version 2026-04-22; output shape is stable within a major version.
Can an AI agent call the Equity Ratio Calculator API? +
Yes. Connect to https://api.miniwebtool.com/v1/mcp over the Model Context Protocol. The agent discovers `equity-ratio-calculator` with its JSON Schema automatically, so the model can plan while MiniWebtool handles the exact tool result.
What format does the API return? +
JSON with a stable envelope: `{request_id, tool, tool_version, credits_used, result}`. Errors are RFC 7807 `application/problem+json`.
mcp use from an AI agent
Every endpoint on this site is also exposed via the [Model Context Protocol](/docs/#mcp) at`https://api.miniwebtool.com/v1/mcp`. Claude, Cursor, and any MCP-capable agent can discover this tool (`equity-ratio-calculator`) and its JSON Schema automatically — no client codegen.

```text
# List tools the agent can call
curl -s https://api.miniwebtool.com/v1/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}' \
 | jq '.result.tools[] | select(.name=="equity-ratio-calculator")'
```

see-also related finance tools
[
Doubling Time Calculator
Calculate exact doubling time, Rule of 72 estimates, or the rate required to do…
](/tools/doubling-time-calculator/) [
Debt Consolidation Calculator
Estimate a consolidated debt payment and interest cost.
](/tools/debt-consolidation-calculator/) [
Bond Yield to Maturity Calculator
Calculate bond yield to maturity with current yield and return metrics.
](/tools/bond-yield-to-maturity-calculator/) [
Markup Calculator
Calculate markup percentage, selling price, cost, profit, and margin.
](/tools/markup-calculator/)
API OPERATIONAL v1 · OpenAPI 3.1 · MCP 2025-06-18
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