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The lightweight Postman API Client is a space where you can work if you're using the Postman desktop app and not connected to Postman servers. When you aren't signed in to Postman, you can still use the lightweight API Client to build and send HTTP, WebSocket, gRPC, and GraphQL requests. To use the lightweight Postman API Client, make sure to install the Postman desktop app.All of your work in the lightweight API Client is stored locally and isn't synced online with Postman. After you sign in to Postman, you can move your open requests and request history into a workspace where you can collaborate with others.What happened to the Scratch Pad? New Postman users who download the Postman desktop app use the lightweight Postman API Client when not signed in to Postman. The Scratch Pad is deprecated and no longer supported. Learn more about using the Scratch Pad.Accessing the lightweight API ClientWhen you open the Postman desktop app for the first time, you can create a free Postman account or sign in to your Postman account. Alternatively, you can continue with the lightweight API Client. You'll have the same option if you sign out of Postman.Lightweight API Client featuresWhile you're in the lightweight API Client, you can create new requests, send requests and receive responses, and view the history of your sent requests.To create a new request, select New in the sidebar and then select the type of request you want to create. You can create HTTP, WebSocket, gRPC, or GraphQL requests. Each request you create opens in a new tab. Learn more about building requests.You can change the request type by selecting the icon next to the request name.Select Send to send a request and view the response. Learn more about receiving responses.The sidebar shows a history of the requests you've sent. Select a request in the history to open it in a new tab. Learn more about viewing your request history.You can also use the lightweight API Client to write and run post-response scripts and to visualize response data.Moving from the lightweight API Client to a workspaceWorkspaces enable you to organize your Postman work and collaborate with teammates. When you're in a workspace, you can save requests to collections, use environments and variables, build APIs, and more.To switch to a workspace, you need to sign up for a Postman account or sign in to your existing Postman account.

Download our Insomnia and Postman collections and start testing with our products.Our collections for REST API clients are the quickest way to get started with our APIs. Each collection includes preconfigured environments, variables, and requests.Before you startThis guide assumes that you have already created an account and set up your credentials on Console.First, download and install Postman or Insomnia to use the collections.We recommend you use version 2023.1 of Insomnia, as this version supports request chaining after an import, and doesn't need you to sign in. Use these links to download Insomnia version 2023.1 for:MacOSWindows📘To ensure that you continue using version 2023.1 of Insomnia, we recommend you disable automatic updates in Settings > Software Updates once you install it.To use collections, you need to set up your environment in Insomnia and Postman. To do this, see our guide to Console setup and quick start guide for payments.Payments v3The Payments v3 collection contains requests that enable you to test payments, refunds, merchant accounts, payouts, and mandates. This collection requires Insomnia, as it supports request signing. You need to generate public and private keys and install the TrueLayer Insomnia plugin to use this collection.Click this Run in Insomnia button to download the Payments API v3 Insomnia collection.Alternatively, download the Payments API v3 Insomnia collection from GitHub.Data and Verification APIThis Postman collection contains requests for you to test AIS, including connections and verification.Download the Data and Verification API Postman collection." data-testid="RDMD">Our collections for REST API clients are the quickest way to get started with our APIs. Each collection includes preconfigured environments, variables, and requests.This guide assumes that you have already created an account and set up your credentials on Console.First, download and install Postman or Insomnia to use the collections.We recommend you use version 2023.1 of Insomnia, as this version supports request chaining after an import, and doesn't need you to sign in. Use these links to download Insomnia version 2023.1 for:MacOSWindows📘To ensure that you continue using version 2023.1 of Insomnia, we recommend you disable automatic updates in Settings > Software Updates once you install it.To use collections, you need to set up your environment in Insomnia and Postman. To do this, see our guide to Console setup and quick start guide for payments.The Payments v3 collection contains requests that enable you to test payments, refunds, merchant accounts, payouts, and mandates. This collection requires Insomnia, as it supports request signing. You need to

Code.Overall, the Request Builder simplifies throwing requests together so you can focus on function over pure coding.Results PanelAfter submitting an API request using the Builder, the Results panel shows complete details on the response:Numeric response code All returned headersEntire raw response body Tests validating parts of responseTimings on speedHaving this output tightly integrated makes iterating on requests simple. You can validate changes and behavior directly within Postman rather than flipping between screens and terminals.Additional InterfacesBeyond those core four interface areas, Postman offers additional specialized views like:Code snippets for quickly grabbing code like cURLDocumentation rendering Mock server for simulating responsesMonitoring graphs for performanceAs you work on more complex projects, explore enabling these windows through the View menu.Now let‘s dive in and start using Postman for your API needs!Removing Postman From Your SystemWhen you eventually finish your API project, you can easily uninstall Postman cleanly using:sudo snap remove postmanThis will completely wipe Postman‘s binaries and local configuration data from the system.If you used Postman without logging into an account online, all API collections and environment data will also be erased. Be sure to export any important request configurations or test suites before uninstalling if you want to save them!For auditing what gets removed during uninstall, review the contents of thePostman Snap package directory while still installed:ls /var/snap/postman/This contains all supporting files that will be purged on remove.Once uninstalled, double check by trying to launch postman again from command line. You should receive a "command not found" indicating full removal.Snaps make both installation and removal super simple!Key Takeaways and Next StepsCongratulations – Postman is now ready to start supercharging your API workflows on Linux Mint 21!Let‘s recap the key installation steps we walked through:Confirm snapd installed or use apt to installEliminate conflicting snap preferences Update packages for latest Postman versionLeverage snap to download and install Postman package Launch either from CLI or desktop iconRemove with snap remove when finishedFrom here, start constructing requests and integrating APIs using Postman‘s intuitive builder and results views. As questions come up, refer to Postman‘s documentation site which offers a wealth of tutorials and concept overviews.Postman‘s community forums