'Failed to get AI response' error in the Assistant

If you get the 'Failed to get AI response' message in the Assistant, here are the main causes and solutions.

Common cause: no model or template selected

The error often occurs when no AI model or template is selected in the Assistant. Without an active model, the Assistant cannot process your request.

Solution

  1. In the Assistant, click the model selector at the bottom left
  2. Select a model (e.g., GPT-5, Claude Sonnet 4.6) or a template (e.g., 'Assistance GenIA')
  3. Retry your request

Other possible causes

  • Insufficient credits: Check your balance in your profile
  • Temporary overload: Retry in a few minutes
  • Unstable internet: Check your connection

If the issue persists

Contact support with:

  • The model or template used
  • A screenshot of the error
  • The time of the issue

Source: app.delos.so/apps/assistant