Vertex AI Search

Agent Search: Gemini 3.5 Flash answer generation You can generate answers with the Gemini 3.5 Flash model. For more information, see <a…

Agent Search: Decrease thresholds for configurable pricing You can decrease the storage size and queries per minute (QPM) subscription thresholds for configurable pricing. Previously, you could only…

Agent Search: EXISTS filter for filtering search queries (Preview) You can use the EXISTS filter to filter search results for documents. Specifying EXISTS for a field means that a document can only…

Agent Search: Table and image annotation in layout parser The table annotation and image annotation features of the layout parser are generally available (GA). You can ask the layout parser to…

Agent Search: Agent Search for healthcare is deprecated Agent Search for healthcare is deprecated. For a comprehensive, managed solution, consider building <a…

Vertex AI Search: Weight searchable fields (Preview) You can specify a weight for searchable fields in your schema to indicate their relative importance in search results. This feature is in Public…

Agent Search: Stream answers using agentic retrieval (GA with allowlist) You can use agentic retrieval with the streaming answer method. Agentic retrieval can return better results as compared to…

Agent Search: Dense reciprocal rank for custom ranking You can use the dense reciprocal rank transformation function, drr, to customize search result ranking. It's an improvement on the reciprocal…

Agent Search: Filter searches by document-level relevance (GA) When searching in your Agent Search app, you can specify document-level relevance filters so that only the documents that meet…

Agent Search: MCP server (GA) Agent Search has a Model Context Protocol (MCP) server hosted at the following endpoint: https://discoveryengine.googleapis.com/mcp This feature is generally available…

Agent Search: Renamed from Vertex AI Search The Vertex AI Search product has been renamed as Agent Search in the following contexts: • The documentation set. See <a…

Agent Search: Geodistance function for custom ranking (GA) The geo_distance function can be used in custom ranking formulas to calculate the distance between a source location and a destination…

Vertex AI Search: Gemini 3 Pro (Preview) for answer generation discontinued The Gemini 3 Pro (Preview) model has been discontinued and is no longer available for answer generation. If you have been…

Vertex AI Search: Change the pricing model for a project There are two pricing models for apps and data stores: the general model (pay-as-you-go consumption-based) and the configurable subscription…

Vertex AI Search: Gemini 3 Pro for answer generation (Preview) You can generate answers with the Gemini 3 Pro model. For more information, see <a…