[[["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 2025-08-18 UTC."],[],[],null,["# Interface MatchServiceGrpc.AsyncService (3.73.0)\n\nVersion latestkeyboard_arrow_down\n\n- [3.73.0 (latest)](/java/docs/reference/google-cloud-aiplatform/latest/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.71.0](/java/docs/reference/google-cloud-aiplatform/3.71.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.69.0](/java/docs/reference/google-cloud-aiplatform/3.69.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.68.0](/java/docs/reference/google-cloud-aiplatform/3.68.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.65.0](/java/docs/reference/google-cloud-aiplatform/3.65.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.64.0](/java/docs/reference/google-cloud-aiplatform/3.64.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.63.0](/java/docs/reference/google-cloud-aiplatform/3.63.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.61.0](/java/docs/reference/google-cloud-aiplatform/3.61.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.60.0](/java/docs/reference/google-cloud-aiplatform/3.60.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.59.0](/java/docs/reference/google-cloud-aiplatform/3.59.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.58.0](/java/docs/reference/google-cloud-aiplatform/3.58.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.57.0](/java/docs/reference/google-cloud-aiplatform/3.57.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.56.0](/java/docs/reference/google-cloud-aiplatform/3.56.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.55.0](/java/docs/reference/google-cloud-aiplatform/3.55.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.54.0](/java/docs/reference/google-cloud-aiplatform/3.54.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.53.0](/java/docs/reference/google-cloud-aiplatform/3.53.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.52.0](/java/docs/reference/google-cloud-aiplatform/3.52.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.50.0](/java/docs/reference/google-cloud-aiplatform/3.50.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.49.0](/java/docs/reference/google-cloud-aiplatform/3.49.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.48.0](/java/docs/reference/google-cloud-aiplatform/3.48.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.47.0](/java/docs/reference/google-cloud-aiplatform/3.47.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.46.0](/java/docs/reference/google-cloud-aiplatform/3.46.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.45.0](/java/docs/reference/google-cloud-aiplatform/3.45.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.44.0](/java/docs/reference/google-cloud-aiplatform/3.44.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.43.0](/java/docs/reference/google-cloud-aiplatform/3.43.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.42.0](/java/docs/reference/google-cloud-aiplatform/3.42.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.41.0](/java/docs/reference/google-cloud-aiplatform/3.41.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.40.0](/java/docs/reference/google-cloud-aiplatform/3.40.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.38.0](/java/docs/reference/google-cloud-aiplatform/3.38.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.37.0](/java/docs/reference/google-cloud-aiplatform/3.37.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.36.0](/java/docs/reference/google-cloud-aiplatform/3.36.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.35.0](/java/docs/reference/google-cloud-aiplatform/3.35.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.34.0](/java/docs/reference/google-cloud-aiplatform/3.34.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.33.0](/java/docs/reference/google-cloud-aiplatform/3.33.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.32.0](/java/docs/reference/google-cloud-aiplatform/3.32.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.31.0](/java/docs/reference/google-cloud-aiplatform/3.31.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.30.0](/java/docs/reference/google-cloud-aiplatform/3.30.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.29.0](/java/docs/reference/google-cloud-aiplatform/3.29.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.28.0](/java/docs/reference/google-cloud-aiplatform/3.28.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.25.0](/java/docs/reference/google-cloud-aiplatform/3.25.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.24.0](/java/docs/reference/google-cloud-aiplatform/3.24.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.23.0](/java/docs/reference/google-cloud-aiplatform/3.23.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.22.0](/java/docs/reference/google-cloud-aiplatform/3.22.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.21.0](/java/docs/reference/google-cloud-aiplatform/3.21.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.20.0](/java/docs/reference/google-cloud-aiplatform/3.20.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.19.0](/java/docs/reference/google-cloud-aiplatform/3.19.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.18.0](/java/docs/reference/google-cloud-aiplatform/3.18.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.17.0](/java/docs/reference/google-cloud-aiplatform/3.17.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.16.0](/java/docs/reference/google-cloud-aiplatform/3.16.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.15.0](/java/docs/reference/google-cloud-aiplatform/3.15.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.14.0](/java/docs/reference/google-cloud-aiplatform/3.14.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.13.0](/java/docs/reference/google-cloud-aiplatform/3.13.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.12.0](/java/docs/reference/google-cloud-aiplatform/3.12.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.11.0](/java/docs/reference/google-cloud-aiplatform/3.11.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.10.0](/java/docs/reference/google-cloud-aiplatform/3.10.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.9.0](/java/docs/reference/google-cloud-aiplatform/3.9.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.8.0](/java/docs/reference/google-cloud-aiplatform/3.8.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.7.0](/java/docs/reference/google-cloud-aiplatform/3.7.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.6.0](/java/docs/reference/google-cloud-aiplatform/3.6.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.5.0](/java/docs/reference/google-cloud-aiplatform/3.5.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.4.2](/java/docs/reference/google-cloud-aiplatform/3.4.2/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.3.0](/java/docs/reference/google-cloud-aiplatform/3.3.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.2.0](/java/docs/reference/google-cloud-aiplatform/3.2.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [3.0.0](/java/docs/reference/google-cloud-aiplatform/3.0.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [2.9.8](/java/docs/reference/google-cloud-aiplatform/2.9.8/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [2.8.9](/java/docs/reference/google-cloud-aiplatform/2.8.9/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [2.7.4](/java/docs/reference/google-cloud-aiplatform/2.7.4/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [2.5.3](/java/docs/reference/google-cloud-aiplatform/2.5.3/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService)\n- [2.4.0](/java/docs/reference/google-cloud-aiplatform/2.4.0/com.google.cloud.aiplatform.v1.MatchServiceGrpc.AsyncService) \n\n public static interface MatchServiceGrpc.AsyncService\n\nMatchService is a Google managed service for efficient vector similarity\nsearch at scale.\n\nMethods\n-------\n\n### findNeighbors(FindNeighborsRequest request, StreamObserver\\\u003cFindNeighborsResponse\\\u003e responseObserver)\n\n public default void findNeighbors(FindNeighborsRequest request, StreamObserver\u003cFindNeighborsResponse\u003e responseObserver)\n\nFinds the nearest neighbors of each vector within the request.\n\n### readIndexDatapoints(ReadIndexDatapointsRequest request, StreamObserver\\\u003cReadIndexDatapointsResponse\\\u003e responseObserver)\n\n public default void readIndexDatapoints(ReadIndexDatapointsRequest request, StreamObserver\u003cReadIndexDatapointsResponse\u003e responseObserver)\n\nReads the datapoints/vectors of the given IDs.\nA maximum of 1000 datapoints can be retrieved in a batch."]]