[null,null,["最后更新时间 (UTC):2025-09-13。"],[],["The Air Quality API requires enabled billing and an API key or OAuth token. It uses a pay-as-you-go model, billed per SKU request, with prices varying by monthly volume. There's a $200 monthly credit until March 1, 2025, and afterwards there will be a free usage tresh hold. Usage limits include a maximum of 6,000 queries per minute per method. Costs can be managed by setting daily quota limits in the Google Cloud console. Terms of use are also in effect.\n"],null,[]]