Castle
AutomatedFraud detection and account protection platform with real-time API for bot, abuse, and account takeover scoring.
Active plans
3
Total changes
4
Last change
Aug 4, 2026
Price trend
no history
What we know about Castle’s pricing
Moderately activeChanges in 12 months
4
Cadence
Every 3 weeks
Direction
Recently restructured
Category position
Pricier than 90% of Security tools (697 compared)
Current pricing
Free
monthlyFree
- Up to 1K API calls
- All core features
- 3 days data retention
- 3 seats, 1 environment
Pro
monthly$200/mo
$200/mo
- overage$0($0.002 per additional call)
- API usage($200)
- IP lookups(200,000)
- Risk API calls(40,000)
- Real-time API
- API requests per second(5 RPS)
- Data exploration(7 days)
- Seats(5)
- Environments(2)
- Support(Chat, Email)
- Webhook support
- Slack alerts
- Bot Score
- Abuse Score
- ATO Score
- Web & mobile fingerprinting
- IP geolocation
- Raw device attributes
- VPN Detection
- Jailbroken device detection
- Emulator detection
- Rooted detection
- Tamper detection
- Disposable email
- IP Intelligence API
- Single IP lookup
- Batch IP lookup
- Policies
- Lists
Enterprise
custom$4,000
Custom, starts at $4,000/mo
- monthly$4,000/mo(Custom starts at $4,000/mo)
- custom$4,000(Custom, starts at $4,000/mo)
- No rate limits
- Up to 18 months data retention
- Unlimited seats & environments
- Dedicated Slack channel & SLA
- MTU or volume pricing
Price history
Last 4 changes
| Date | Plan | Change | Old | New | Δ% |
|---|---|---|---|---|---|
| Aug 4, 2026 | Enterprise | restructure | $4,000 | — | — |
| Jun 6, 2026 | Enterprise | new plan | — | $4,000 | — |
| Jun 6, 2026 | Pro | new plan | — | $200 | — |
| Jun 6, 2026 | Free | new plan | — | $0 | — |
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