MailFixture for VS Code

com.mailfixture/mailfixture

Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links.

client:VS Code transport:streamable-http

Install MailFixture in VS Code

.vscode/mcp.json

{
  "servers": {
    "mailfixture": {
      "type": "http",
      "url": "https://mailfixture.com/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs