Install Postmate Client in VS Code (Complete Setup Guide)

Postmate Client is a lightweight API testing tool for Visual Studio Code and a powerful Postman alternative that runs entirely locally—no login or cloud sync required.

Follow this guide to install the extension and start testing APIs in seconds.

There are three simple ways to install the extension.

Installation Methods

Option 1: Install from VS Code Marketplace (Recommended)

1. Open Visual Studio Code.
2. Go to the Extensions panel (Ctrl+Shift+X / ⌘⇧X).
3. Search for Postmate Client.
4. Click Install.

Or 👉 Install directly from the marketplace: Install Postmate Client from VS Code Marketplace ↗

Option 2: Install Using Quick Open

1. Press Ctrl+P (or ⌘P) to open Quick Open.
2. Paste the following command:

ext install PostMate-lab.postmate

3. Press Enter to install.

Option 3: Install via Command Line

If you prefer using the terminal:

code --install-extension PostMate-lab.postmate

Verifying Installation

After installation:

• Look for the Postmate Client icon in the VS Code Activity Bar.
• Click the icon to open the Postmate Client panel.
• Start creating and sending API requests instantly.

INFO

No reload is required. Postmate Client activates immediately after installation.

System Requirements

Requirement	Minimum
Visual Studio Code	v1.75.0 or later
Operating System	Windows, macOS, Linux
External Runtime	None required

Why Use Postmate Client?

• Runs completely locally (no cloud sync)
• No login required
• Fast API testing inside VS Code
• Supports Postman and Swagger imports
• Lightweight and faster than Postman for simple API testing
• More privacy-focused than cloud-based tools like Thunder Client

👉 New to Postmate Client? Check the Quick Start Guide to send your first API request.