> ## Documentation Index > Fetch the complete documentation index at: https://docs.conduit.ai/llms.txt > Use this file to discover all available pages before exploring further. # Search Knowledge Base > Perform a semantic search across your entire knowledge base. ## OpenAPI ````yaml POST /v1/kb/search openapi: 3.0.0 info: title: Conduit API version: 1.0.0 description: Public API for Conduit. servers: - url: https://api.conduit.ai description: Production security: [] tags: - name: meta description: Discovery and API metadata endpoints. - name: agents description: >- V2 chat agent configuration, including instructions, skills, triggers, and automation behavior. - name: contacts description: >- Contact profile and contact-scoped related resources such as tickets and calls. - name: workspaces description: Workspaces accessible to the current API token. - name: escalations description: >- Chat escalations that require operator review, including message, proposed response, and disposition context when available. - name: conversations description: >- Canonical message threads. Use these endpoints to list threads, inspect conversation state, read transcripts, and send replies. - name: conversation-tags description: >- Conversation labels, root topics, and subtopics used for classification and topic analytics. - name: tickets description: >- Operational queue items tied to conversations, including ticket-scoped transcripts and replies. - name: calls description: Phone call records, transcripts, summaries, and recordings when available. - name: reservations description: >- PMS reservations synced from the workspace's integrations (Hostaway, Guesty, Airbnb, etc.), including guest identity, payment status, and stay dates. - name: appointments description: >- Scheduled appointments (bookings) backed by the Conduit booking service. Exposes allocation context and the upstream booking-service `external_id`. - name: helpdesk_tickets description: >- Helpdesk tickets mirrored from external helpdesk integrations (Zendesk, Pylon, Plain), including requester identity and upstream metadata. - name: kb description: >- Knowledge base search and node management. Nodes represent knowledge base entries (files or directories), chunks are the indexed retrieval units used by search. - name: skills description: >- Workspace agent skills that can be attached to V2 chat agents. Sidebar/global-assistant skills are intentionally excluded. - name: custom_tools description: >- Custom code tools: user-authored Python/JavaScript functions executed in a sandbox when an agent calls them. Includes a runtimes endpoint describing the entrypoint signature, return shape, and available dependencies per language. - name: inbox_types description: >- Workspace inbox types. Each id is stable and usable as a message trigger's `inboxTypeId` and as the `inbox_type_id` filter on list conversations. paths: /v1/kb/search: post: tags: - kb summary: Search knowledge base description: >- Hybrid search over the workspace knowledge base. Returns the top matching chunks with their parent node titles and relevance scores. operationId: searchKnowledge parameters: - schema: type: string description: Workspace to query. example: j57demo8f8x7c9v0n2q4r6t8y1u3i5o required: true name: workspace_id in: query requestBody: required: true content: application/json: schema: type: object properties: query: type: string minLength: 1 description: Natural-language search query. example: what time is checkout entity_ids: type: array items: type: string description: Restrict results to nodes scoped to any of these entities. max_results: type: integer minimum: 1 maximum: 50 description: Maximum number of results to return. example: 10 required: - query example: query: what time is checkout max_results: 10 responses: '200': description: Knowledge search results content: application/json: schema: type: object properties: data: type: array items: type: object properties: node_id: type: string chunk_id: type: string node_title: type: string chunk_text: type: string context: type: string chunk_index: type: number description: >- 0-based position of the chunk within its parent node. source: type: string relevance_score: type: number description: Hybrid search score, 0-1. Higher is better. required: - node_id - chunk_id - node_title - chunk_text required: - data '400': description: Invalid request content: application/json: schema: type: object properties: error: type: string required: - error description: Standard error response. example: error: Invalid workspace id '401': description: Unauthorized content: application/json: schema: type: object properties: error: type: string required: - error description: Standard error response. example: error: Invalid workspace id '403': description: Forbidden content: application/json: schema: type: object properties: error: type: string required: - error description: Standard error response. example: error: Invalid workspace id '404': description: Not found content: application/json: schema: type: object properties: error: type: string required: - error description: Standard error response. example: error: Invalid workspace id '429': description: Rate limit exceeded content: application/json: schema: type: object properties: error: type: string required: - error description: Standard error response. example: error: Invalid workspace id '500': description: Internal error content: application/json: schema: type: object properties: error: type: string required: - error description: Standard error response. example: error: Invalid workspace id '503': description: Knowledge service temporarily unavailable content: application/json: schema: type: object properties: error: type: string required: - error description: Standard error response. example: error: Invalid workspace id security: - bearerAuth: [] components: securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: API Token description: >- Conduit API token. Use `Authorization: Bearer `. Read/write endpoints require a token with write access. ````