HelpTester

What you can ask

• Use HelpTester to test my keyboard for stuck or dead keys.Copy

  Example path list_helptester_tools→keyboard_test · helptester skill

• Use HelpTester to run an internet speed test.
• Use HelpTester to generate a QR code for https://helptester.com.

MCP connector

Server URL

https://apps.helptester.com/mcpCopy

Login

None

Protocol

MCP 2025-11-25

Tools

Skills

1 in the ChatGPT listing

• helptesterTest the user's hardware (keyboard, mouse, gamepad, microphone, MIDI, touchscreen, speakers), check their network (public IP, ISP, latency, internet speed) or use HelpTester developer tools (JSON formatter, Base64, QR code generator, DNS checker, AI Unicode remover) directly in the chat.

Screenshots