If you are designing an API in Postman and need to export the schema (e.g., OpenAPI 3.0), follow these steps: How to download excel (.xls) file from API in postman?
Choose the latest format (usually Collection v2.1 ) and click Export to save the JSON file to your computer. 2. How to Download a File from an API Response how to download api in postman
Instead of just clicking the blue Send button, click the small arrow next to it and select Send and Download . This will trigger the request and immediately open a file-save dialog on your computer once the server responds. If you are designing an API in Postman
If you are calling an endpoint that returns a file (like a PDF, Excel, or Image), you can download that specific data directly within Postman. How to Download a File from an API
For binary responses, Postman will often show a preview. You can also click the Save Response button in the response pane to download the result after the request has been made. 3. How to Download an API Specification (OpenAPI/Swagger)
Open Postman and find Collections in the left-hand sidebar.