Purple Air
Science & Math · Operational · 30d uptime 100%
Real-time air quality monitoring with PurpleAir sensors. Monitor, configure, and manage your sensors for accurate PM2.5, PM10, temperature, and humidity data.
Trust signals
Pricing
FREE
Auth
NONE
CORS
No
Rate limit
Rate limits apply per API key
Health
585ms
Trust score
87 (B)
Last checked Sep 4, 2026 · uptime 24h 100% / 7d 100% / 30d 100%
Strong candidate; weakest signal is CORS.
Links
- Homepagewww2.purpleair.com
- Documentationwww2.purpleair.com/
- Base URLwww2.purpleair.com/
Integration checklist
- Auth is NONE
- No CORS — route calls through your backend.
- Rate limit: Rate limits apply per API key