7-Minute Guide to Yahoo Finance API

The Yahoo Finance API (although now discontinued) used to be an excellent API that can provide users with financial data. This includes information on stock quotes, historical prices, company information, and more. Find out other financial API alternatives for Yahoo Finance API in this article!

Steven Ang Cheong Seng

Steven Ang Cheong Seng

14 May 2025

7-Minute Guide to Yahoo Finance API

It is vital to stay informed with real-time data and insightful analysis for making proper investment decisions. The Yahoo Finance API, although discontinued in 2017, used to provide its users (who were investors and financial enthusiasts) with the information they needed to make financial decisions.

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Apidog also has a feature called API Hub, where users can preview and try out APIs to see whether it fit into their projects. To learn more about what Apidog has to offer, check out the button below.
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Discover all the APIs you need for your projects at Apidog’s API Hub, including Twitter API, Instagram API, GitHub REST API, Notion API, Google API, etc.

This article will therefore explore the different alternatives to Yahoo Finance API, and the potential extent of benefits users can obtain from using similar APIs.

What is Yahoo Finance API?

Yahoo Finance API used to be an API that provided real-time data about anything finance, ranging from real-time stock quotes to finance news for stocks, commodities, and currencies.

With the Yahoo Finance API, developers will have a variety of endpoints to access the API, allowing you to process the data and display them however you please on your project.

As there is no longer an official Yahoo Finance API provided, there are a lot of unofficial solutions that offer similar functions, such as:

Market Data Retrieval

In-depth Analysis Tools

Broader Market Awareness

Flexibility and Customization

Programming Integration

Alternatives to Yahoo Finance API

Although there are unofficial substitutes to the Yahoo Finance API, they pose risks of unwanted consequences, such as:

Therefore, this article will provide a few alternatives to the Yahoo Finance API that can provide similar data for investors and any other users who wish to have the most updated data regarding finance!

MorningStar

morningstar api

Morningstar, a leading provider of investment research and data, offers a comprehensive API (Application Programming Interface) that empowers users to access a wealth of financial information. This API goes beyond basic market data, providing in-depth analysis and insights to support informed investment decisions. Here's a breakdown of key functionalities:

Benefits of Using the Morningstar API:

Morningstar Direct Web Services
Morningstar’s APIs and dynamic services send display-ready content to your web applications. Weave a consistent, trusted voice throughout your clients’ day.

CurrencyLayer

currencylayer api

The Currencylayer API is a web service that provides programmatic access to real-time and historical currency exchange rates. Designed for developers and businesses, it offers a convenient and reliable way to integrate currency conversion functionality into applications and workflows. Here's a closer look at its functionalities:

Benefits of Using Currencylayer API:

Currencylayer API - Currency Converter and Exchange Rates API
Access the Currencylayer API, a free and startup-friendly currency converter JSON API offering real-time & historical exchange rates for 168 world currencies.

Marketstack

marketplace api

Marketstack offers a comprehensive API (Application Programming Interface) that grants programmatic access to a vast array of financial market data.  This API caters to individual investors, financial professionals, and businesses seeking to integrate real-time, historical, and fundamental market information into their workflows. Here's a breakdown of its key functionalities:

Benefits of Using Marketstack API:

Marketstack API - Real-Time & Historical Stock Data API
Access free real-time & historical stock market data for 100,000+ tickers via REST API in JSON format. Includes 72 exchanges and 30+ years of historical data.

Apidog - View API Responses and Make Necessary Modifications Whenever

Viewing how API sends back responses is essential in order to produce purposeful information for the application users. This is why you should consider using Apidog - a one-stop solution to all API-related worries.

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apidog specifications

With Apidog, you can build, test, mock, and document APIs, all within a single application. You no longer have to browse the Internet for another app!

However, when it comes to APIs, Apidog has you covered with its own online collection of implementable APIs. With Apidog's API Hub feature, you can search for the most relevant APIs - such as OpenAI's ChatGPT and DALL·E 3 API models.

Using API Hub To View APIs

First, hop on API Hub and select an API that you wish to learn more about. This article will be using the DALL·E 3 model from OpenAI.

Select DALL·E 3 from OpenAI API

First Access the OpenAI API project page from the link below, and select "Images" from the left menu to start using the DALL·E 3 API.

Step 1: From the left menu, select the DALL·E 3 API endpoint and click the "Try it out" button to immediately start using the DALL·E 3 API.

Start using DALL·E 3 API on Apidog

Step 2: To use the API, you'll need access to OpenAI, so you'll need to enter your OpenAI API_KEY here.

Set OpenAI Key
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Note: The environment variable YOUR_API_KEY is stored locally and won't be synced to the server, so you can rest assured.
OpenAI Key Environment Variable
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Step 3: In the Body section, describe the text for the image you want to generate, and click the "Send" button to send this request to the OpenAI server.

Enter Prompt

If you need to further customize the request, you can click the Run in Apidog button to launch the API management tool and customize the request as desired.

Test DALL·E 3 API in Apidog

Using the DALL·E 3 API

When sending requests to endpoints for uploading and editing images or uploading images and generating imitation images, you'll need to upload an existing image.

In such cases, switch to the Body tab and provide the data in the "Form-data" format. Note that the maximum image size that can be uploaded is 4MB, so larger sizes cannot be processed.

Conclusion

In conclusion, there are a lot of alternatives to the Yahoo Finance API that present themselves as a valuable tool for anyone seeking to stay informed within the ever-changing financial landscape. By granting programmatic access to real-time market data, historical price charts, and company financials, these APIs can empower users to construct customized applications and tools to streamline their financial activities.

Whether you're a seasoned investor or just beginning your financial journey, finance APIs like Yahoo Finance offer a versatile and accessible platform to enrich your understanding of the market and make informed decisions.

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