Source from which this fact chunk was retrieved. If it was retrieved
from the GroundingFacts provided in the request then this field will
contain the index of the specific fact from which this chunk was
retrieved.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[[["\u003cp\u003eThis page provides reference documentation for the \u003ccode\u003eFactChunk\u003c/code\u003e class within the Google Cloud Discovery Engine v1beta API, specifically within the \u003ccode\u003eGoogle.Cloud.DiscoveryEngine.V1Beta\u003c/code\u003e namespace.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eFactChunk\u003c/code\u003e is a sealed class that implements several interfaces, including \u003ccode\u003eIMessage\u003c/code\u003e, \u003ccode\u003eIEquatable\u003c/code\u003e, \u003ccode\u003eIDeepCloneable\u003c/code\u003e, and \u003ccode\u003eIBufferMessage\u003c/code\u003e, and inherits from \u003ccode\u003eobject\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eFactChunk\u003c/code\u003e class has two constructors, one default and another that takes another \u003ccode\u003eFactChunk\u003c/code\u003e object as a parameter for creating a copy.\u003c/p\u003e\n"],["\u003cp\u003eKey properties of the \u003ccode\u003eFactChunk\u003c/code\u003e class include \u003ccode\u003eChunkText\u003c/code\u003e (the text content), \u003ccode\u003eIndex\u003c/code\u003e (chunk index, used for streaming mode), \u003ccode\u003eSource\u003c/code\u003e (source of the fact), and \u003ccode\u003eSourceMetadata\u003c/code\u003e (fine-grained source information).\u003c/p\u003e\n"],["\u003cp\u003eThe latest version available for the \u003ccode\u003eFactChunk\u003c/code\u003e class is \u003ccode\u003e1.0.0-beta18\u003c/code\u003e, with an older version \u003ccode\u003e1.0.0-beta17\u003c/code\u003e also referenced.\u003c/p\u003e\n"]]],[],null,[]]
