Short.io API
URL Shorteners · Operational · 30d uptime 100%
Free URL shortener with custom branded domains, analytics, and QR codes. Create up to 1,000 branded short links at no cost. No credit card required.
Trust signals
Pricing
FREEMIUM
Auth
API_KEY
CORS
Yes
Rate limit
Free tier: 1,000 short links/month
Health
505ms
Trust score
94 (A)
Last checked Oct 19, 2026 · uptime 24h 100% / 7d 100% / 30d 100%
Excellent production-readiness signals.
Links
- Homepageshort.io
- Documentationshort.io/docs
- Base URLshort.io/docs
Integration checklist
- Auth is API_KEY— no credit card required
- CORS enabled — callable directly from browsers.
- Rate limit: Free tier: 1,000 short links/month