OptionalimageA grounding chunk from an image search result. See the Image
message for details.
OptionalmapsA Maps chunk is a piece of evidence that comes from Google Maps.
It contains information about a place, such as its name, address, and reviews. This is used to provide the user with rich, location-based information.
OptionalretrievedA grounding chunk from a data source retrieved by a retrieval tool, such as Vertex AI Search. See the RetrievedContext message for details. This field is not supported in Gemini API.
OptionalwebA grounding chunk from a web page, typically from Google Search. See the Web message for details.
A piece of evidence that supports a claim made by the model.
This is used to show a citation for a claim made by the model. When grounding is enabled, the model returns a
GroundingChunkthat contains a reference to the source of the information.