[null,null,["最后更新时间 (UTC):2025-01-14。"],[[["Session tokens associate autocomplete search queries and selections for billing, ensuring accurate charges based on user interactions."],["Each new search session requires a unique, user-generated token, ideally a version 4 UUID, to track related requests."],["Autocomplete requests during a search are grouped and billed as a single request when the user makes a selection, charging only for Place data if a place is chosen."],["If no selection is made within a few minutes, only the search query is billed, attributing costs to the initial search activity."],["Session tokens are project-specific, allowing reuse across different Google Cloud projects but requiring uniqueness within the same project for proper billing."]]],[]]