Environment · head-to-head
IQAir vs UK Carbon Intensity
IQAir
IQAir's AirVisual API serves real-time and forecast air-quality and weather data for stations and cities worldwide. Its free Community plan covers up to 500 calls/day, with paid Startup ($399/mo) and Enterprise ($999/mo) tiers unlocking much higher volume.
UK Carbon Intensity
This is the official carbon intensity forecast and outturn API for Great Britain's electricity grid, published by National Grid ESO, giving live and forecast gCO2/kWh figures nationally and regionally. It's a fully open government data feed with no key required.
| IQAir | UK Carbon Intensity | |
|---|---|---|
| Authentication | API Key | None |
| Pricing | freemium | free |
| Formats | JSON | JSON |
| CORS | yes | yes |
| HTTPS | Yes | Yes |
UK Carbon Intensity needs no API key, while IQAir requires API Key — pick UK Carbon Intensity to start without signup.