Vertex AI Search

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

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…

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: 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…

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: 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: 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…

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…