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Upgrade Your Plan
AI Diagnostic Engine · Last updated: November 2026
Short version: Increase your diagnostic limits, remove branding, get priority support. Upgrade anytime.
Upgrade options
- Starter ($4.99/mo): 100 diagnostics, 5 services, no branding.
- Growth ($9.99/mo): 500 diagnostics, unlimited services, custom domain.
- Pro ($19.99/mo): 2,000 diagnostics, priority support.
- Starter Ultra ($9.99/mo): 100 diagnostics, Pro Ultra model, 44x faster.
- Growth Ultra ($49.99/mo): 500 diagnostics, Pro Ultra model, 44x faster.
- Pro Ultra ($199.99/mo): 2,000 diagnostics, Pro Ultra model, 44x faster, priority support.
- Bundle ($29.99/mo): All four products together.
How to upgrade
Use the checkout endpoint with your plan name:
POST https://diag.dariocositore.com/t/YOUR_SLUG/checkout
Content-Type: application/json
{"plan": "starter"}Plans: free, starter, growth, pro, starter-ultra, growth-ultra, pro-ultra, bundle.
Need help?
Email [email protected]. Dario reads everything himself.