Vertex AI Search Vertex AI Search API

openapi: 3.2.0
info:
  title: Vertex AI Search API
  version: '2026-10-13'
  description: 'GENERATED FROM DOCUMENTATION by API Evangelist on 2026-10-13: 17 operation(s) read from 13 public documentation page(s) (each operation names its page in x-source). This is not the provider''s published contract; Vertex AI Search has published no machine-readable contract that the pipeline could find. Engine: local.'
  x-evidence-tiers:
    code-example: 17
    documentation: 0
    pages-with-code: 13
    pages-read: 13
  x-generated-from: documentation
  x-provenance: generated
  x-authored-by: API Evangelist
  x-generated: '2026-10-13'
  x-generator: generate-contract-from-docs.py
  x-engine: local
  x-sources:
  - https://developers.google.com
  - https://docs.cloud.google.com/docs/authentication
  - https://docs.cloud.google.com/sdk/docs/install-sdk
  - https://docs.cloud.google.com/sdk/docs/downloads-interactive
  - https://docs.cloud.google.com/sdk/docs/authenticate
  - https://docs.cloud.google.com/sdk/use-gcloud-mcp
  - https://docs.cloud.google.com/sdk/docs/install
  - https://docs.cloud.google.com/docs/authentication/rest
  - https://docs.cloud.google.com/docs/authentication/api-keys-use
  - https://docs.cloud.google.com/docs/authentication/api-keys
  - https://docs.cloud.google.com/docs/authentication/get-id-token
  - https://docs.cloud.google.com/docs/authentication/token-types
  - https://developers.google.com/identity/protocols/risc
servers:
- url: https://packages.cloud.google.com
security:
- bearer: []
tags:
- name: Vertex AI Search API
paths:
  /:
    get:
      operationId: get
      tags:
      - Vertex AI Search API
      summary: GET /
      x-source: https://docs.cloud.google.com/sdk/docs/downloads-interactive
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: code-example
        language: curl
        snippet: "curl https://sdk.cloud.google.com | bash \n When prompted, choose a location on your file system for the\n google-cloud-sdk subdirectory. The default is your Home directory.\n To send anonymous usage statistics to help improve gcloud CLI,\n answer Y when prompted.\n To add gcloud CLI command-line tools to your PATH and enable command\n completion, answer Y when prompted.\n Restart your shell:\n exec -l $S"
    post:
      operationId: post
      tags:
      - Vertex AI Search API
      summary: POST /
      x-source: https://docs.cloud.google.com/sdk/use-gcloud-mcp
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PostRequest'
      responses:
        '201':
          description: Success (status as documented)
      x-evidence:
        kind: code-example
        language: curl
        snippet: "curl -X POST https://cloudcli.googleapis.com/ TOOLSET_ENDPOINT  -H 'Content-Type: application/json'  -H 'Accept: application/json'  -H 'MCP-Protocol-Version: MCP_PROTOCOL_VERSION '  -H 'Mcp-Method: tools/list'  -d '{\n \"jsonrpc\": \"2.0\",\n \"id\": 1,\n \"method\": \"tools/list\",\n \"params\": {\n \"_meta\": {\n \"io.modelcontextprotocol/protocolVersion\": \" MCP_PROTOCOL_VERSION \",\n \"io.modelcontextprotocol/clientCa"
  /v2/{v2id}:
    get:
      operationId: get_v2_v2id
      tags:
      - Vertex AI Search API
      summary: GET /v2/keys:lookupKey
      x-source: https://docs.cloud.google.com/docs/authentication/api-keys
      parameters:
      - name: v2id
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: Success (status as documented)
      x-evidence:
        kind: code-example
        language: curl
        snippet: "curl - X GET  - H \"Authorization: Bearer $(gcloud auth print-access-token)\"  - H \"Content-Type: application/json; charset=utf-8\"  \"https://apikeys.googleapis.com/v2/keys:lookupKey?keyString= KEY_STRING \" \n Create a copy of an API key \n If you need a new API key with the same restrictions as an existing API key, you\ncan create a copy of the existing API key. This operation creates a new API key\nwit"
        collapsed_from: 2 example path(s) differing only at v2Id
components:
  schemas:
    PostRequest:
      type: object
      properties:
        jsonrpc:
          type: string
        id:
          type: integer
        method:
          type: string
        params:
          type: object
          properties:
            _meta:
              type: object
              properties:
                io.modelcontextprotocol/protocolVersion:
                  type: string
                io.modelcontextprotocol/clientCapabilities:
                  type: object
                  properties:
                    extensions:
                      type: object
                      properties:
                        io.modelcontextprotocol/ui:
                          type: object
                          properties:
                            mimeTypes:
                              type: array
                              items: {}
  securitySchemes:
    bearer:
      type: http
      scheme: bearer