Simple, transparent pricing
No subscriptions. No hidden fees. Pay once, use forever.
Free
- Interactive cost calculator
- 39 models across 10 providers
- Provider comparison table
- Real-time calculations
- Basic cost estimation
- AI Stack Cost Optimizer
Pro
- Everything in Free
- Save & compare up to 10 scenarios
- Export professional cost reports
- Personalized optimization tips
- Priority email support
- Early access to new features
After checkout, return to pro.html and click "Already paid? Unlock here" to activate your features.
Will Pro pay for itself?
Enter your monthly API spend to see how much you could save with optimization recommendations.
Based on typical savings from model routing, prompt optimization, and batch processing. Actual results vary.
Free vs Pro — What You Get
| Feature | Free | Pro |
|---|---|---|
| Cost calculator (39 models, 10 providers) | ✓ | ✓ |
| Provider comparison table | ✓ | ✓ |
| Side-by-side model comparison tool | ✓ | ✓ |
| All 256 blog guides and tutorials | ✓ | ✓ |
| Save & compare up to 10 scenarios | — | ✓ |
| Export cost reports | — | ✓ |
| Optimization recommendations | — | ✓ |
| Priority email support | — | ✓ |
| Early access to new features | — | ✓ |
| Price | $0 forever | $29 once |
See What Pro Unlocks
Here's what you get after upgrading — real features, not just promises.
These are real feature previews — not mockups. See all Pro features →
Frequently Asked Questions
Is the free calculator really free?
Yes. The basic cost calculator is completely free with no account required. We believe every developer should be able to compare API costs easily.
What do I get with Pro?
Pro unlocks advanced features: save and compare up to 10 usage scenarios, export professional cost reports, and get personalized optimization recommendations that can cut your API costs by up to 40%. Plus priority support and early access to new features.
Is it really a one-time payment?
Yes. Pay $29 once and you get lifetime access to all Pro features. No monthly subscription, no annual renewal, no hidden fees.
How often is pricing data updated?
We verify and update pricing data at least monthly, and more frequently when providers announce changes. Pro users get notified of any pricing changes.
Do you store my usage data?
No. All calculations run in your browser. We don't store, track, or transmit your usage data. Your API cost estimates stay private.
Can I get a refund?
Yes. If you're not satisfied within 14 days, contact us for a full refund. No questions asked.
Already have Pro access?
Open Pro Features →Every day you wait, you're overpaying for AI APIs.
Pro users save an average of $60-200/month with optimization recommendations.
Lock in $29 — Founding Member14-day money-back guarantee. No questions asked.