Package com.google.genai.types

Class GroundingSupport

java.lang.Object

com.google.genai.JsonSerializable

com.google.genai.types.GroundingSupport

public abstract class GroundingSupport
extends JsonSerializable

Grounding support.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	GroundingSupport.Builder	Builder for GroundingSupport.

Constructor Summary

Constructors

Constructor	Description
GroundingSupport()

Method Summary

Modifier and Type	Method	Description
static GroundingSupport.Builder	builder()	Instantiates a builder for GroundingSupport.
abstract Optional<List<Float>>	confidenceScores()	Confidence score of the support references.
static GroundingSupport	fromJson(String jsonString)	Deserializes a JSON string to a GroundingSupport object.
abstract Optional<List<Integer>>	groundingChunkIndices()	A list of indices (into 'grounding_chunk') specifying the citations associated with the claim.
abstract Optional<Segment>	segment()	Segment of the content this support belongs to.
abstract GroundingSupport.Builder	toBuilder()	Creates a builder with the same values as this instance.

Methods inherited from class com.google.genai.JsonSerializable

stringToJsonNode, toJson

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

GroundingSupport

public GroundingSupport()

Method Details

confidenceScores

public abstract Optional<List<Float>> confidenceScores()

Confidence score of the support references. Ranges from 0 to 1. 1 is the most confident. For Gemini 2.0 and before, this list must have the same size as the grounding_chunk_indices. For Gemini 2.5 and after, this list will be empty and should be ignored.

groundingChunkIndices

public abstract Optional<List<Integer>> groundingChunkIndices()

A list of indices (into 'grounding_chunk') specifying the citations associated with the claim. For instance [1,3,4] means that grounding_chunk[1], grounding_chunk[3], grounding_chunk[4] are the retrieved content attributed to the claim.

segment

public abstract Optional<Segment> segment()

Segment of the content this support belongs to.

builder

public static GroundingSupport.Builder builder()

Instantiates a builder for GroundingSupport.

toBuilder

public abstract GroundingSupport.Builder toBuilder()

Creates a builder with the same values as this instance.

fromJson

public static GroundingSupport fromJson(String jsonString)

Deserializes a JSON string to a GroundingSupport object.