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Bull Bear Device API Service

API is an abbreviation for application programming interface, which is a set of routines, protocols and tools designed to help programmers build software applications. Now you can offer real-time and historical data of Indian Exchanges to your software end users - using Bull Bear Device Market Data Feed API solutions.

Most APIs deliver on-demand data. We have published following APIs. Developer can use any of them as per their comfort level to integrate realtime data into their platform.

• REST API (JSON / XML output) - suitable for mobile and web based applications

• DotNet API - suitable for desktop applications

• COM API - suitable for desktop applications

Types of Data available

• Streaming Realtime data (Level I)

• Streaming Delayed data (from few seconds to 900 seconds)

• Delayed Snapshot Data (from 1min to 1 hour)

• EOD Data

Supported Exchanges

National Stock Exchange of India - Futures & Options Segment

Multi Commodity Exchange of India (MCX)


• Realtime, delayed, snapshot data available through single API

• Data-on-demand

• Auto-refresh of quotes for COM and DotNet API

• Data of multiple instruments can be delivered synchronously

• Samples available in following languages - C++, C# and HTML

Implementation Service

Do you have a ready platform but do not have required resources to implement our API ? No problems - we can help. We can implement the API in your platform and maintain it on ongoing basis. This service will be chargeable and will be charged separately. Please mail on with your requirement, for more details.


Please contact at or call us - +918511110204 for more details.