Developer Utilities
Certificates in Certificate Transparency logs for a domain: recent certs, issuers, subdomains seen (Cert Spotter).
- Category
- AI & agents
- Starting price
- $0.02
- Paid calls · 30 days
- 7
- Unique payers · 30 days
- 7
Paid endpoints
7 endpoints, sorted by usage. Prices are per request.
- GET/cert-transparency
Certificates in Certificate Transparency logs for a domain: recent certs, issuers, subdomains seen (Cert Spotter).
$0.02Base1calls / 30d - GET/cron-next-runs
Next N run times for a 5-field cron expression in a chosen UTC offset, with the day-of-month/day-of-week OR rule.
$0.02Base1calls / 30d - GET/ics-event
Build an RFC 5545 .ics calendar event from title, start, end, location, description; escaped and folded.
$0.02Base1calls / 30d - GET/jwt-decode
Decode a JWT header and payload (no signature check) and flag alg none, expiry, nbf and missing claims.
$0.02Base1calls / 30d - GET/pwned-password
Seen in breaches? Send the password's SHA-1 (never the password); only 5 hex chars go upstream. Count and verdict.
$0.02Base1calls / 30d - GET/regex-test
Run a JS regex on text: matches, groups, indexes. Capped input and a time budget stops catastrophic backtracking.
$0.02Base1calls / 30d - GET/user-agent-parse
Parse a User-Agent string: browser, OS, device class (desktop, mobile, tablet, tv, bot) and a bot flag.
$0.02Base1calls / 30d