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1.23.0 (2026-02-12)

Features

  • add CrowdingSpec to SearchRequest to set crowding settings (6f31019)
  • add Natural Language Query Understanding fields and messages to DiscoveryEngine request, response, and datastore messages (6f31019)
  • add output-only field SemanticState to SearchResponse. (6f31019)

Documentation

  • other misc documentation updates Clients can specify Natural Language Query Understanding-related fields, as well as CrowdingSpec. These features are available in the V1 APIs. (6f31019)
  • update documentation for search and data store NLQ features (6f31019)

1.22.0 (2025-10-22)

Bug Fixes

  • Add labels for additional Sessions identification
  • Include AssistAnswer as a part of the Session

1.21.1 (2025-09-16)

Bug Fixes

  • discoveryengine: Upgrade gRPC service registration func (617bb68)

1.21.0 (2025-09-11)

Features

  • discoveryengine: Added ranking_expression_backed and rank_signals fields related to the Custom Ranking feature (d73f912)

Documentation

  • discoveryengine: A comment for field ranking_expression in messages .google.cloud.discoveryengine.v1alpha.SearchRequest and .google.cloud.discoveryengine.v1beta.SearchRequest is changed to support the Custom Ranking use case (d73f912)

1.20.0 (2025-07-31)

Features

  • discoveryengine: Add SessionService (83f894e)
  • discoveryengine: Add SessionService (83f894e)

Documentation

  • discoveryengine: A comment for field answer in message .google.cloud.discoveryengine.v1alpha.Session is changed (83f894e)
  • discoveryengine: A comment for field answer in message .google.cloud.discoveryengine.v1beta.Session is changed (83f894e)
  • discoveryengine: A comment for field filter in message .google.cloud.discoveryengine.v1alpha.ListSessionsRequest is changed (83f894e)
  • discoveryengine: A comment for field filter in message .google.cloud.discoveryengine.v1beta.ListSessionsRequest is changed (83f894e)
  • discoveryengine: A comment for field name in message .google.cloud.discoveryengine.v1alpha.DeleteSessionRequest is changed (83f894e)
  • discoveryengine: A comment for field name in message .google.cloud.discoveryengine.v1alpha.GetSessionRequest is changed (83f894e)
  • discoveryengine: A comment for field order_by in message .google.cloud.discoveryengine.v1alpha.ListSessionsRequest is changed (83f894e)
  • discoveryengine: A comment for field order_by in message .google.cloud.discoveryengine.v1beta.ListSessionsRequest is changed (83f894e)
  • discoveryengine: A comment for field parent in message .google.cloud.discoveryengine.v1alpha.CreateSessionRequest is changed (83f894e)
  • discoveryengine: A comment for field parent in message .google.cloud.discoveryengine.v1alpha.ListSessionsRequest is changed (83f894e)
  • discoveryengine: A comment for field query_id in message .google.cloud.discoveryengine.v1alpha.Query is changed (83f894e)
  • discoveryengine: A comment for field query_id in message .google.cloud.discoveryengine.v1beta.Query is changed (83f894e)
  • discoveryengine: A comment for field query in message .google.cloud.discoveryengine.v1alpha.Session is changed (83f894e)
  • discoveryengine: A comment for field query in message .google.cloud.discoveryengine.v1beta.Session is changed (83f894e)
  • discoveryengine: A comment for field session in message .google.cloud.discoveryengine.v1alpha.SearchRequest is changed (83f894e)
  • discoveryengine: A comment for field session in message .google.cloud.discoveryengine.v1beta.SearchRequest is changed (83f894e)

1.19.0 (2025-07-23)

Features

  • discoveryengine: Add AssistantService (eeb4b1f)
  • discoveryengine: Add SessionService (eeb4b1f)

Documentation

  • discoveryengine: A comment for field answer in message .google.cloud.discoveryengine.v1.Session is changed (eeb4b1f)
  • discoveryengine: A comment for field filter in message .google.cloud.discoveryengine.v1.ListSessionsRequest is changed (eeb4b1f)
  • discoveryengine: A comment for field query_id in message .google.cloud.discoveryengine.v1.Query is changed (eeb4b1f)
  • discoveryengine: A comment for field query in message .google.cloud.discoveryengine.v1.Session is changed (eeb4b1f)
  • discoveryengine: A comment for field session in message .google.cloud.discoveryengine.v1.SearchRequest is changed (eeb4b1f)

1.18.0 (2025-06-04)

Features

  • discoveryengine: Add CMEK config service (75c4346)
  • discoveryengine: Add ConnectorRunErrorContext to error log (75c4346)
  • discoveryengine: Add custom search operators for Workspace search (75c4346)
  • discoveryengine: Add HealthcareFhirConfig to FHIR data store (75c4346)
  • discoveryengine: Add identity mapping service (75c4346)
  • discoveryengine: Add more indexing state for site search engine (75c4346)
  • discoveryengine: Add more options for layout parser config (75c4346)
  • discoveryengine: Add user license config service (75c4346)
  • discoveryengine: Enable claim level score for grounding (75c4346)
  • discoveryengine: Support ACL data store and document (75c4346)
  • discoveryengine: Support media recommendation engine (75c4346)
  • discoveryengine: Support structured content for chunk (75c4346)

Documentation

  • discoveryengine: Keep the API doc up-to-date with recent changes (75c4346)

1.17.2 (2025-05-06)

Bug Fixes

  • discoveryengine: Upgrade gRPC service registration func (7c01015)

1.17.1 (2025-04-15)

Bug Fixes

  • discoveryengine: Update google.golang.org/api to 0.229.0 (3319672)

1.17.0 (2025-03-27)

Features

  • discoveryengine: Add interpolation boost action and promotion action (11f7222)
  • discoveryengine: Add sitemap APIs (11f7222)
  • discoveryengine: Add stream answer API (11f7222)
  • discoveryengine: Add time_zone in user info (76309ee)
  • discoveryengine: Allow FHIR import to use latest predefined schema (11f7222)
  • discoveryengine: Allow unstructured data import to force refresh all content (11f7222)
  • discoveryengine: Move serving config update API to GA (76309ee)
  • discoveryengine: Support auto mode in search as your type (11f7222)
  • discoveryengine: Support boosting for blended search (11f7222)
  • discoveryengine: Support conversion user event (11f7222)
  • discoveryengine: Support end user spec for answer API (11f7222)
  • discoveryengine: Support enterprise web retrieval source for grounding (11f7222)
  • discoveryengine: Support grounding and safety rating for answer API (11f7222)
  • discoveryengine: Support images in web search grounding (11f7222)
  • discoveryengine: Support model scores in search (11f7222)
  • discoveryengine: Support panel aware user event (11f7222)
  • discoveryengine: Support query rephraser model for answer API (11f7222)
  • discoveryengine: Support relevance threshold in search (11f7222)
  • discoveryengine: Support search highlighting (11f7222)

Documentation

  • discoveryengine: Keep the API doc up-to-date with recent changes (76309ee)
  • discoveryengine: Keep the API doc up-to-date with recent changes (11f7222)

1.16.2 (2025-03-13)

Bug Fixes

  • discoveryengine: Update golang.org/x/net to 0.37.0 (1144978)

1.16.1 (2025-01-02)

Bug Fixes

  • discoveryengine: Update golang.org/x/net to v0.33.0 (e9b0b69)

1.16.0 (2024-11-06)

Features

  • discoveryengine: Add AdvancedCompleteQuery API (f307078)
  • discoveryengine: Add BillingEstimation in data store (f307078)
  • discoveryengine: Add GroundedGenerationService API (f307078)
  • discoveryengine: Add lite search API to allow public website search with API key (f307078)
  • discoveryengine: Add lite search API to allow public website search with API key (ecf1cf6)
  • discoveryengine: Add LOW_GROUNDED_ANSWER in answer skip reasons (ecf1cf6)
  • discoveryengine: Add one_box_page_size on search (f307078)
  • discoveryengine: Add Sitemap APIs to preview channel (f307078)
  • discoveryengine: Support advanced boost search (f307078)
  • discoveryengine: Support Google Workspace search (f307078)
  • discoveryengine: Support natural language understanding search (f307078)
  • discoveryengine: Support query regex in control match rules (f307078)
  • discoveryengine: Support query regex in control match rules (ecf1cf6)
  • discoveryengine: Support search personalization to preview channel (f307078)

Documentation

  • discoveryengine: Deprecate asynchronous mode in answer generation (f307078)
  • discoveryengine: Deprecate extractive_answers in answer generation (f307078)
  • discoveryengine: Keep the API doc up-to-date with recent changes (f307078)
  • discoveryengine: Keep the API doc up-to-date with recent changes (ecf1cf6)

1.15.0 (2024-10-23)

Features

  • discoveryengine: Add BillingEstimation in data store (f0b05e2)
  • discoveryengine: Add GroundedGenerationService API (f0b05e2)
  • discoveryengine: Add one_box_page_size on search (f0b05e2)
  • discoveryengine: Add site_credential for site search config (f0b05e2)
  • discoveryengine: Support advanced boost search (f0b05e2)
  • discoveryengine: Support Google Workspace search (f0b05e2)

Bug Fixes

  • discoveryengine: Fix the location type annotation (f0b05e2)
  • discoveryengine: Update google.golang.org/api to v0.203.0 (8bb87d5)
  • discoveryengine: WARNING: On approximately Dec 1, 2024, an update to Protobuf will change service registration function signatures to use an interface instead of a concrete type in generated .pb.go files. This change is expected to affect very few if any users of this client library. For more information, see https://togithub.com/googleapis/google-cloud-go/issues/11020. (8bb87d5)

Documentation

  • discoveryengine: Update documentation (f0b05e2)

1.14.0 (2024-09-12)

Features

  • discoveryengine: Allow set relevance threshold on search (2710d0f)
  • discoveryengine: Promot user event purge to v1 (2710d0f)
  • discoveryengine: Promote search tuning service to v1 (2710d0f)
  • discoveryengine: Return index status in document (2710d0f)
  • discoveryengine: Return index status in document (2710d0f)
  • discoveryengine: Return index status in document (2710d0f)
  • discoveryengine: Return joined status in user event (2710d0f)
  • discoveryengine: Return joined status in user event (2710d0f)
  • discoveryengine: Return joined status in user event (2710d0f)
  • discoveryengine: Return query segment in NL query understanding (2710d0f)
  • discoveryengine: Return structured document info in answers (2710d0f)
  • discoveryengine: Return structured document info in answers (2710d0f)
  • discoveryengine: Support batch documents purge with GCS input (2710d0f)
  • discoveryengine: Support batch documents purge with GCS input (2710d0f)
  • discoveryengine: Support batch get documents metadata by uri patterns (2710d0f)
  • discoveryengine: Support batch get documents metadata by uri patterns (2710d0f)
  • discoveryengine: Support batch get documents metadata by uri patterns (2710d0f)
  • discoveryengine: Support creating workspace search data stores (2710d0f)
  • discoveryengine: Support natural language understanding in search (2710d0f)
  • discoveryengine: Support one box search (2710d0f)

Bug Fixes

  • discoveryengine: Bump dependencies (2ddeb15)

Documentation

  • discoveryengine: Keep the API doc up-to-date with recent changes (2710d0f)
  • discoveryengine: Keep the API doc up-to-date with recent changes (2710d0f)
  • discoveryengine: Keep the API doc up-to-date with recent changes (2710d0f)

1.13.0 (2024-08-20)

Features

  • discoveryengine: Add support for Go 1.23 iterators (84461c0)

1.12.0 (2024-08-08)

Features

  • discoveryengine: Add requirement service (649c075)
  • discoveryengine: Allow providing language info in data stores (649c075)
  • discoveryengine: Allow set relevance threshold on search (649c075)
  • discoveryengine: Populate more metadata in answer services (649c075)
  • discoveryengine: Support add metadata for website uris (649c075)
  • discoveryengine: Support import and purge autocomplete data (649c075)
  • discoveryengine: Support import data from AlloyDB (649c075)
  • discoveryengine: Support natural language understanding in search (649c075)
  • discoveryengine: Support search as you type feature (649c075)

Bug Fixes

  • discoveryengine: Update google.golang.org/api to v0.191.0 (5b32644)

Documentation

  • discoveryengine: Keep the API doc up-to-date with recent changes (649c075)

1.11.0 (2024-08-01)

Features

  • discoveryengine: Update CompletionService (5b4b0f7)
  • discoveryengine: Update SearchService (5b4b0f7)
  • discoveryengine: Update SearchService (5b4b0f7)

Bug Fixes

  • discoveryengine: SearchService (5b4b0f7)

Documentation

  • discoveryengine: Keep the API doc up-to-date with recent changes (5b4b0f7)
  • discoveryengine: Keep the API doc up-to-date with recent changes (5b4b0f7)

1.10.0 (2024-07-24)

Features

  • discoveryengine: A new resource pattern value projects/{project}/locations/{location}/sampleQuerySets/{sample_query_set}/sampleQueries/{sample_query} added to the resource definition discoveryengine.googleapis.com/SampleQuery (1bb4c84)
  • discoveryengine: A new resource pattern value projects/{project}/locations/{location}/sampleQuerySets/{sample_query_set} added to the resource definition discoveryengine.googleapis.com/SampleQuerySet (1bb4c84)
  • discoveryengine: Add Chunk resource in the search response (1bb4c84)
  • discoveryengine: Add evaluation APIs (1bb4c84)
  • discoveryengine: Add evaluation APIs (1bb4c84)
  • discoveryengine: Add sample query APIs (1bb4c84)
  • discoveryengine: Add sample query APIs (1bb4c84)
  • discoveryengine: Add sample query set APIs (1bb4c84)
  • discoveryengine: Add sample query set APIs (1bb4c84)

Bug Fixes

  • discoveryengine: Update dependencies (257c40b)
  • discoveryengine: Update sample query, sample query set patterns (1bb4c84)

Documentation

  • discoveryengine: Keep the API doc up-to-date with recent changes (1bb4c84)
  • discoveryengine: Keep the API doc up-to-date with recent changes (1bb4c84)

1.9.0 (2024-07-10)

Features

  • discoveryengine: Add Chunk resource in the search response (3b15f9d)
  • discoveryengine: Add NO_RELEVANT_CONTENT to Answer API (3b15f9d)
  • discoveryengine: Support AlloyDB Connector (3b15f9d)

Bug Fixes

  • discoveryengine: Bump google.golang.org/grpc@v1.64.1 (8ecc4e9)

Documentation

  • discoveryengine: Keep the API doc up-to-date with recent changes (3b15f9d)

1.8.2 (2024-07-01)

Bug Fixes

  • discoveryengine: Bump google.golang.org/api@v0.187.0 (8fa9e39)

1.8.1 (2024-06-26)

Bug Fixes

  • discoveryengine: Enable new auth lib (b95805f)

1.8.0 (2024-05-29)

Features

  • discoveryengine: Add control service APIs (dafecc9)
  • discoveryengine: Add control service APIs (dafecc9)
  • discoveryengine: Add control service APIs (3df3c04)
  • discoveryengine: Add custom model list API (dafecc9)
  • discoveryengine: Add custom model list API (dafecc9)
  • discoveryengine: Add provision project API (dafecc9)
  • discoveryengine: Promote answer APIs to v1 GA (3df3c04)
  • discoveryengine: Promote grounding check APIs to v1 GA (3df3c04)
  • discoveryengine: Promote ranking APIs to v1 GA (3df3c04)
  • discoveryengine: Return relevance score for chunk based search (alpha only) (dafecc9)
  • discoveryengine: Support cancelling import operations (dafecc9)
  • discoveryengine: Support cancelling import operations (dafecc9)
  • discoveryengine: Support cancelling import operations (3df3c04)
  • discoveryengine: Support multiple parent patterns for controls (dafecc9)
  • discoveryengine: Support writing user events for blended engines (dafecc9)
  • discoveryengine: Support writing user events for blended engines (dafecc9)
  • discoveryengine: Support writing user events for blended engines (3df3c04)

Documentation

  • discoveryengine: Keep the API doc up-to-date with recent changes (dafecc9)
  • discoveryengine: Keep the API doc up-to-date with recent changes (dafecc9)
  • discoveryengine: Keep the API doc up-to-date with recent changes (3df3c04)
  • discoveryengine: Mention multiple parent patterns for controls (dafecc9)

1.7.1 (2024-05-01)

Bug Fixes

  • discoveryengine: Bump x/net to v0.24.0 (ba31ed5)

1.7.0 (2024-04-15)

Features

  • discoveryengine: Add answer generation APIs (8892943)
  • discoveryengine: Promote recommendation service to v1 (8892943)
  • discoveryengine: Support import data from Cloud Spanner, BigTable, SQL and Firestore (cca3f47)
  • discoveryengine: Support import data from Cloud Spanner, BigTable, SQL and Firestore (#9708) (560f121)

1.6.0 (2024-03-12)

Features

  • discoveryengine: Support acl-based and blended search (ccfe599)
  • discoveryengine: Support blended search (ccfe599)

Bug Fixes

  • discoveryengine: http_uri fix for method ListChunks in service ChunkService (ccfe599)

1.5.0 (2024-02-09)

Features

  • discoveryengine: Add data store, engine and site search engine services (f049c97)
  • discoveryengine: Add data store, engine, serving config and site search engine services (f049c97)

1.4.1 (2024-01-30)

Bug Fixes

  • discoveryengine: Enable universe domain resolution options (fd1d569)

1.4.0 (2023-12-13)

Features

  • discoveryengine: Add site search engine service (#9158) (f41f85e)

1.3.0 (2023-12-07)

Features

1.2.3 (2023-11-01)

Bug Fixes

  • discoveryengine: Bump google.golang.org/api to v0.149.0 (8d2ab9f)

1.2.2 (2023-10-26)

Bug Fixes

  • discoveryengine: Update grpc-go to v1.59.0 (81a97b0)

1.2.1 (2023-10-12)

Bug Fixes

  • discoveryengine: Update golang.org/x/net to v0.17.0 (174da47)

1.2.0 (2023-09-11)

Features

  • discoveryengine: Support conversational / multi-turn search (15be57b)
  • discoveryengine: Supported bring your own embedding feature (fbfaf21)

1.1.0 (2023-07-31)

Features

  • discoveryengine: Support conversational / multi-turn search (95178ca)

1.0.0 (2023-07-24)

Features

0.5.0 (2023-06-20)

Features

  • discoveryengine: Support extractive content in search (b726d41)

Bug Fixes

  • discoveryengine: REST query UpdateMask bug (df52820)

0.4.1 (2023-06-07)

Bug Fixes

  • discoveryengine: Remove the summarization feature from v1 version (#8056) (79eac77)

0.4.0 (2023-05-30)

Features

  • discoveryengine: Allow users to specify id field in documents gcs import (ca94e27)
  • discoveryengine: Update all direct dependencies (b340d03)

Bug Fixes

  • discoveryengine: Fix the field name typo for search service user_labels (2b3e7d9)

0.3.1 (2023-05-08)

Bug Fixes

  • discoveryengine: Update grpc to v1.55.0 (1147ce0)

0.3.0 (2023-04-25)

Features

  • discoveryengine: Add search, autocomplete and schema services (#7813) (6d70113)

0.2.0 (2023-03-15)

Features

  • discoveryengine: Update iam and longrunning deps (91a1f78)

0.1.0 (2023-02-16)

Features

  • discoveryengine: Start generating apiv1beta (#7427) (0d289a0)

Changes