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How does the Postman Agent Work? How can a Browser Web App Communicate with a Native App?

Last Updated : 04 Dec, 2023
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Postman is a device for API development and checking out that has a web app, a desktop app, and a browser extension. However, the net app has a few limitations because of the CORS feature of browsers, which prevents move-domain API requests. To overcome this, Postman has advanced the Postman Agent, a solution that runs domestically to your laptop and acts as your agent for making API requests from the net app. The article explains how the Postman Agent works and a way to install and use it with the Internet app. The Postman Agent enables you to apply the net app to ship unlimited API requests without limits.

What is the Postman Agent?

The Postman Agent is a piece of software program that you can install on your laptop as it operates discreetly inside the historical past, attentively monitoring requests from the Postman internet application. When you initiate an API request via the Postman web app, this request is channeled to the Postman Agent. Subsequently, the Agent incorporates the request on your laptop, adhering to your exact settings and network configuration. The ensuing reaction is then transmitted again to the Postman web app, wherein you can without difficulty view and examine it.

Essentially, the Postman Agent acts as an intermediary, facilitating seamless verbal exchange between the Postman Net app and the API server. This permits you to ship API requests without delay from your web browser, overcoming any obstacles imposed with the aid of browser constraints. Moreover, it ensures the safety and encryption of your API requests, as they are transmitted using the sturdy HTTPS protocol. The Postman Agent is to be had for Windows, Mac, and Linux, and you can download it either from the committed Postman Agent page or immediately from the Postman Net app.

How does the Postman Agent work?

To use the Postman Agent, you need to have the Postman web app open on your browser. You also want to download and install the Postman Agent on your desktop. Here are the stairs to do that:

1) Go to the Postman Agent page and click on the download button on your operating machine. Alternatively, you could additionally visit the Postman net app and click on the agent selector at the bottom left nook. You will see a prompt to download the Postman Agent. Click on the download button and observe the commands to put in the Postman Agent on your laptop.

download-postman

Postman

2) Once you have set up the Postman Agent, open it and sign up together with your Postman account. You will see a inexperienced icon indicating that the Postman Agent is connected and equipped to apply.

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Postman Agent

3) Go returned to the Postman net app and click on on the agent selector once more. You will see that the Postman Agent is detected and selected because the default agent on your requests. You also can manually choose the Postman Agent from the list of available sellers.

4) Now you could begin sending API requests from the Postman internet app as regular. The Postman Agent will manage the requests and responses for you. You can use any of the Postman capabilities, which include collections, environments, variables, tests, mocks, monitors, and documentation, with the Postman Agent.

How can a browser web app communicate with a native app?

  1. Installation: The first time you use Postman at the web, you’ll be prompted to download and deploy the Postman Agent. This is a one-time setup process.
  2. Routing API Calls: When you are making an API name from the Postman net interface, that request is dispatched to the Postman Agent. The agent is going for walks regionally for your device, so it has get right of entry to on your nearby community, documents and configurations.
  3. Making API Requests: The Postman Agent then makes the API request for your behalf. It uses your nearby community to send the request, bypassing any CORS regulations that could exist if the request become made at once from the browser.
  4. Returning the Response: Once the API request is whole, the Postman Agent sends the response back to the Postman internet interface. You can view the outcomes without delay in your browser, just as if you’d made the request without delay from the net.

By performing as an middleman among the Postman net app and your neighborhood community, the Postman Agent allows you to make API requests that would otherwise be blocked via the browser’s protection settings. This makes it a effective tool for trying out and developing APIs.

Conclusion

The Postman Agent proves to be a solution for navigating round CORS boundaries and seamlessly starting up API requests without delay out of your browser using the Postman web app. Operating as a neighborhood utility to your laptop, it acts as your representative, using your neighborhood and network settings to manner API requests efficaciously. Furthermore, the Postman Agent enables verbal exchange with local programs in your laptop or different gadgets within your local community. Installation is easy – just download and installation it, then designate it as the agent in your requests inside the Postman internet browser. This configuration significantly complements your API improvement and testing experience, imparting a streamlined technique for sending requests and receiving responses.


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