Stock Index API: Integrate Global Market Data into Your Projects

Global Stock Market Indices, One API

Access real-time index data for 86 global stock market benchmarks, including the S&P 500, Dow Jones, Nasdaq 100, FTSE 100, DAX 40, and Nikkei 225, with the FinanceFlowAPI Stock Index API.

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Why Choose the FinanceFlowAPI Stock Index API?

  • Real-time market data: live index prices and analytics.
  • Global coverage: 86 benchmark indices across North America, Europe, Asia, the Middle East, Africa, and Latin America.
  • Easy integration: 2 REST endpoints with Python, JavaScript, and cURL examples below.
  • High reliability: 99% monthly uptime guaranteed under our SLA.
  • Flexible access: query by country=germany or benchmark=de40, whichever you have on hand.

Pricing

Every plan includes access to all supported indices. Pick a tier based on your monthly request volume.

Market Data API

Test Plan

$5.00/month

Historical data, days: 60

Requests limit: 200

Requests Speed limit(per minute): 20

Standard Subscription

$25.00/month

Historical data, years: 5

Requests limit: 10000

Requests Speed limit(per minute): 60

Premium Subscription

$50.00/month

Historical data, years: 20+

Requests limit: 100000

Requests Speed limit(per minute): 120

Who Can Benefit from the Stock Index API?

  • Fintech startups: build trading apps with live index data.
  • Financial analysts: structured data for research and modeling.
  • News portals: live market data embedded in articles.
  • Investment platforms: add global benchmarks to existing analytics.
  • Enterprise systems: feed BI tools alongside the Government Bonds API.

Key Endpoints

See also the related Financial Data API and Commodities API.

Endpoint Description Use Case
/index-catalog Lists every supported index benchmark. Discover available indices.
/index-spot Real-time index value with daily, monthly, and yearly changes, by country or benchmark. Dashboards and analytics.

1. Get Available Indices List

Request Example

GET https://financeflowapi.com/api/v1/index-catalog?api_key=YOUR_API_KEY

Response Example

{
    "success": true,
    "code": 200,
    "message": "OK",
    "data": [
        {"benchmark": "adx general"},
        {"benchmark": "ase"},
        {"benchmark": "aspi"},
        {"benchmark": "ASX200"}
    ]
}

2. Get Specific Index or Country Data

Request Example

GET https://financeflowapi.com/api/v1/index-spot?api_key=YOUR_API_KEY&country=germany
GET https://financeflowapi.com/api/v1/index-spot?api_key=YOUR_API_KEY&benchmark=de40

Response Example

{
    "success": true,
    "code": 200,
    "message": "OK",
    "data": {
        "benchmark": "de40",
        "country": "germany",
        "region": "europe",
        "price": "26136.560",
        "daily_change": "153.52",
        "daily_change_percent": "0.59%",
        "monthly_change_percent": "3.90%",
        "yearly_change_percent": "7.28%",
        "last_updated": "2026-08-21"
    }
}

Python Example

import requests

API_KEY = 'your_api_key_here'
url = f'https://financeflowapi.com/api/v1/index-spot?api_key={API_KEY}&benchmark=de40'

response = requests.get(url)
data = response.json()

print(data)

Frequently Asked Questions

What is a Stock Index API?

A Stock Index API provides real-time pricing data for global stock market indices, such as DE40 and the S&P 500, for trading and analytics. Historical/date-range queries aren't supported: only the current value is available.

Which stock indices are supported?

FinanceFlowAPI covers 86 benchmark indices worldwide, including the S&P 500, Dow Jones, Nasdaq 100, FTSE 100, DAX 40, and Nikkei 225. See the full list via the /index-catalog endpoint.

How do I integrate the Stock Index API?

Sign up for FinanceFlowAPI, get an API key, and call the REST endpoints with Python, JavaScript, or any HTTP client.

Is there a Test plan?

Yes, the Test plan is $5/month for 200 requests, with full access to all supported indices.

Start Using the Stock Index API Today

Integrate global stock indices data in minutes. Questions? Reach us at [email protected].

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