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Airly pricing and alternatives: air quality API, GET /v2/measurements/nearest

Airly's sitellms.txtBest air quality API in 2026: pricing compared

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33% complete: 2 of the 6 key fields we checkSee the 6 fields
$0.00per 1,000 placesHalf of the 94 plans we rank by price cost $0.051 per 1,000 places or less. This plan and 2 others tie for the lowest price per 1,000 places of the 94 plans.WeatherAPI.com, Open-Meteo and Weatherbit are the best air quality API providers in our benchmark.
Plan: Free Airly's only plan
Call: GET /v2/measurements/nearest one of Airly's 2 calls
API: Air quality API one of Airly's 2 APIs

About this item

  • Live. Airly reads the air quality when you call the API.
  • 2 of the 6 key fields we check. Particles, Gases.
  • Nothing to pay. You get 100 requests a day. Calls stop once your requests run out.
  • One call. You send lat and lng to GET /v2/measurements/nearest. You can also send maxDistanceKM, indexType, indexPollutant and standardType. The call returns the air quality at the place now.
  • Who can get it: anyone, for non-commercial use alone. Keep data: with conditions. Use data: with conditions.

Airly: air quality API alternatives

We list other providers' plans closest to this plan in price per 1,000 places. Each plan in the table gives live data.

This planAirly, free, GET /v2/measurements/nearestWeatherAPI.com, freeOpen-Meteo, free, GET /v1/air-quality, Air qualityBotoi, freeReefAPI, free
$ per 1,000 places$0.00$0.00$0.00$0.00$0.00
Completeness33%33%100%67%50%
Billingfreefreefreefreefree
Pay$0$0$0$0$0
Enough for100 calls a day100,000 calls a month300,000 calls a month1,000 calls a day1,000 calls
Freshnesslivelivelivelivelive
Who can get itanyone, for non-commercial use aloneanyoneanyone, for non-commercial use aloneanyone 18 or olderanyone

Every air quality API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-30.

  1. airly.org/en/legal/terms-of-service-airly-api
  2. airly.org/en/solutions/airly-api
  3. developer.airly.org/api
  4. developer.airly.org/docs

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • US AQI, not in the answer
  • European AQI, not in the answer
  • Particles
  • Gases
  • Pollen, not in the answer
  • UV index, not in the answer
Price
$ per 1,000 places$0.00
Percall
Billingfree
Charges
Also pays forfrom the same budget: Get Installation by LocationID · Get nearest installations by location · Get Installation by SensorID · Get installation by id · Get measurements for installation · Get measurements for location · Get measurements for a point on map · Get index types · Get measurement types · Get standard types
Overage
Units caphard
Not found
$ per 1,000$0.00
In their words
Their pitchEffortless access to hyperlocal air quality data from 13,000+ data points, anywhere, anytime.
Data
Freshnesslive
Keep dataFree plan, API terms § 7: "The Client who has chosen free-of-charge Service Plan is in particular forbidden to: [...] create his/her own database using data obtained from the Database or to distribute it in any way".
Use dataFree plan, docs: "On a free plan, API consumer is required to use our API only in non-commercial projects. When presenting data obtained from our API you should present our logo", API terms § 7: "The Client who has chosen free-of-charge Service Plan is in particular forbidden to: resell the data or Database obtained within the API, make them available to third parties free-of-charge or for a fee, create his/her own database using data obtained from the Database or to distribute it in any way, use of the API, data or Database obtained within the API on any websites, platforms or mobile applications (commercial or non-commercial), use API, data or Database for any commercial purposes (directly or indirectly)." Every plan, § 8: "Upon these Terms of Service, following are considered as prohibited: using data on websites, portals and/or mobile applications conducting competitive activity to the Airly, [...] sharing the API-Key with third parties, suggesting any relationship between Airly and the person holding legal title to the domain, website to which the domain refers, portal or mobile application on which Airly data is used, using the data in a manipulative or deceptive manner, using data in a manner that compromises Airly’s reputation, using the data in a manner contrary to law, morality or in other unethical manner."
Plan
Pay$0
You get100 requests a day
Enough for100 calls a day
Rate limit
Per day100
Batch1
The call
You sendlat, lng. Optional: maxDistanceKM, indexType, indexPollutant, standardType
MethodGET
Path/v2/measurements/nearest
About the plan
PlanFree
Who can get itanyone, for non-commercial use alone
The 22 fields the plan's answer can hold

period start, period end, PM1, PM2.5, PM10, nitrogen dioxide, ozone, carbon monoxide, sulphur dioxide, Airly CAQI, CAQI, PIJP, index level, index description, index advice, index color, standard, standard pollutant, standard limit, percent of standard limit, history, forecast

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