AuthCost Pro
$90 a year for alerts before the auth invoice moves.
Watch the vendors and plans you run. Pro emails you when published prices change.
Free
$0
- Ledger, calculator, comparisons
- Weekly email of price changes
Weekly: every auth price change we confirmed, SSO fee moves, and the cheapest verified plan for 10k and 50k users. Free; unsubscribe in one click.
Recommended
Pro
$90 / year
or $9/mo billed monthly — pick either on Kit checkout
- Alerts for vendors you watch
- CSV export of scenarios and history
- Everything in Free
Founding price $9/mo or $90/yr — cancel anytime via Kit
Questions
What triggers an alert?
A confirmed change on a source page for a plan or vendor you watch: base fee, overage, or SSO ladder.
Is Pro available now?
Yes — checkout via Kit. Free ledger stays free.
Cancel?
Yes, anytime. Access lasts through the paid period.
Monthly or annual?
Both: $9/mo or $90/yr. You pick the plan on the Kit checkout page.