NI Nigel AI is an AI which brings a wealth of knowledge about TestStand into your design process. Nigel can offer development advice and test system design information to help you create projects and sequences. Nigel is powered by Microsoft Azure OpenAI.

Introduced in TestStand 2025 Q3

Nigel can help you while you are working in TestStand by performing tasks like:
  • Finding examples to give you a solid starting point for a project
  • Providing instructions for completing a specific task
  • Explaining key TestStand and sequence design concepts
  • Assisting with finding specific settings or dialog boxes in the TestStand environment
  • Summarizing documentation topics
  • Describing local hardware and software characteristics
  • Answering questions about hardware functionality and configuration
  • Analyzing published test data and metadata

Installing Nigel

Nigel installs by default while installing TestStand. If you do not want to install Nigel, you can deselect NI Nigel AI for TestStand <Version Year> when setting up your TestStand installation.

Accessing Nigel

Nigel is integrated into the TestStand Sequence Editor, making it easy to open a chat window with Nigel from the toolbar.
Figure 2. Nigel Access Location
Figure 3. Nigel Chat Window

After you open Nigel, you must log in to your ni.com user account and ensure it is associated with an active subscription license, multi-seat license, or Software Service Program for TestStand Development System.

Note Nigel may respond to queries you make in English even if you ask in your local language.

Accessing Nigel Chat History

Nigel stores a history of users' chats and questions, which you can access using the Chat History button next to the Create New Chat button. You can rename, delete, and pin chats in the chat history to organize your chats and allow easy access to important questions.

Figure 4. Accessing Nigel Chat History


Rate Limits

Access to Nigel is rate limited per user and is measured as Requests Per Day (RPD). The RPD limit is shared between the TestStand chat and all LabVIEW Nigel search functions.

Disabling Nigel

You can disable Nigel features by editing the following registry keys:
  • You can disable the Discuss with Nigel feature by setting the Computer\HKEY_LOCAL_MACHINE\SOFTWARE\National Instruments\Nigel AI Advisor\DisableNigelSharing registry key (DWORD (32-bit), 0 or 1) to 1.
  • You can disable all Nigel features, including Discuss with Nigel, chat, and search, by setting the Computer\HKEY_LOCAL_MACHINE\SOFTWARE\National Instruments\Nigel AI Advisor\DisableNigel registry key (DWORD (32-bit), 0 or 1) to 1.