Google Cloud says Grounding with Google Search results can be customized to an end user's geographic location using latitude and longitude.

Sources

• Grounding with Google Search | Gemini Enterprise Agent Platform | Google Cloud Documentation

  Google Cloud · primary source · retrieved 2026-08-18

  “customized for a specific geographic location of the end user by using the latitude and longitude” — Section "Considerations", final paragraph before the Console instructions

• Grounding with Google Search

  Google Cloud · primary source · retrieved 2026-08-18

  “Search results can be customized for a specific geographic location of the end user by using the latitude and longitude coordinates.” — line 539

• REST Resource: projects.locations.cachedContents

  Google Cloud · primary source · retrieved 2026-08-18

  “`latLng` `object (`LatLng`)` The location of the user.” — lines 1301-1310

• How to Combine Google Search, Google Maps, and Custom Functions in a Single Gemini API Call

  MarkTechPost · retrieved 2026-08-18

  “Pass lat/lng for hyper-local results” — Demo 3, "Grounding with Google Maps — Location-Aware Responses" and code passing retrieval_config lat_lng

• AI SDK Providers: Google Vertex AI

  Vercel (AI SDK documentation) · retrieved 2026-08-18

  “retrievalConfig.latLng provider option provides location context” — Google Vertex provider options, grounding section