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Buying a course

Use a coupon

Where to enter a coupon code, how the discount shows, and why a code might be refused.

Updated September 25, 2026

  1. Open checkout

    Press Enroll now on the course or bundle page.

  2. Enter the code

    In Review your order, write the code and press Apply. Letters are not case-sensitive.

  3. Check the total

    The discount appears in the summary beside the checkout, and the total drops before you pay anything.

a-to-i.com/en/checkout?course=ai-roadmap
A coupon applied, with the discount in the summary.