> ## Documentation Index
> Fetch the complete documentation index at: https://docs.devic.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Search messages within a chat

> Substring search across the messages of a single assistant chat. Returns references (messageUid) to the matching messages with a snippet.



## OpenAPI

````yaml GET /v1/assistants/{identifier}/chats/{chatUid}/search
openapi: 3.0.0
info:
  title: Devic.ai Public API
  description: >-
    Devic.ai is an AI platform that allows you to create, manage, and use AI
    agents for various tasks.
  version: 1.0.0
  contact:
    name: Devic.ai Support
    url: https://devic.ai
  x-logo:
    url: https://devic.ai/logo.png
    altText: Devic.ai Logo
  x-summary: Public API for interacting with Devic.ai platform
servers:
  - url: https://api.devic.ai
    description: Production server
  - url: https://staging-api.devic.ai
    description: Staging server
security:
  - bearerAuth: []
tags:
  - name: Projects
    description: Group agents, assistants, documents and costs into projects
  - name: Documents
    description: >-
      Knowledge base documents: create, version, attach and index markdown
      content for RAG
  - name: Document Folders
    description: Organise knowledge base documents into folders and attach them in bulk
  - name: Files
    description: Upload files and obtain shareable download URLs to attach to messages
  - name: Agents
    description: Endpoints related to AI agents and their operations
  - name: Assistants
    description: Endpoints for interacting with assistants and their specializations
  - name: Tool Servers
    description: Endpoints for managing tool servers and their tool definitions
  - name: Health
    description: API health check endpoints
  - name: Documentation
    description: Endpoints for retrieving markdown documentation
  - name: Integrations
    description: Connect third-party apps and turn them into tools
  - name: Triggers
    description: Start an agent or an assistant from an app event
  - name: Tenant Integrations
    description: Apps that each end user connects for themselves
  - name: Memory
    description: What an assistant remembers between conversations
  - name: Skills
    description: Reusable instruction packs for agents and assistants
  - name: Speech to Text
    description: Audio transcription
  - name: Tenants
    description: Tenants, subtenants and their usage
  - name: MCP Gateway
    description: One MCP endpoint over many servers, with visibility per user
  - name: Tenant Sessions
    description: Tokens that prove which end user is calling
paths:
  /v1/assistants/{identifier}/chats/{chatUid}/search:
    get:
      tags:
        - Assistants
      summary: Search messages within a chat
      description: >-
        Substring search across the messages of a single assistant chat. Returns
        references (messageUid) to the matching messages with a snippet.
      operationId: searchChatMessages
      parameters:
        - name: identifier
          required: true
          in: path
          description: The unique identifier of the assistant specialization
          schema:
            type: string
        - name: chatUid
          required: true
          in: path
          description: The unique identifier of the chat
          schema:
            type: string
        - name: q
          required: true
          in: query
          description: Search term (substring)
          schema:
            type: string
        - name: tenantId
          required: false
          in: query
          description: Optional tenant filter within the client
          schema:
            type: string
        - name: limit
          required: false
          in: query
          example: 20
          schema:
            type: number
        - name: offset
          required: false
          in: query
          example: 0
          schema:
            type: number
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicSearchResultsDto'
        '401':
          description: Unauthorized - Invalid or missing token
        '404':
          description: Chat history not found
        '429':
          description: Too Many Requests - Rate limit exceeded
        '500':
          description: Internal Server Error
      security:
        - bearerAuth: []
components:
  schemas:
    PublicSearchResultsDto:
      type: object
      properties:
        data:
          type: array
          items:
            $ref: '#/components/schemas/PublicSearchHitDto'
        pagination:
          $ref: '#/components/schemas/PublicSearchPaginationDto'
      required:
        - data
        - pagination
    PublicSearchHitDto:
      type: object
      properties:
        messageUid:
          type: string
          description: Unique id of the matching message within the conversation
        source:
          type: string
          enum:
            - thread
            - chat
          description: Conversation source
        conversationId:
          type: string
          description: Thread id (threads) or chat UID (chats)
        role:
          type: string
          description: 'Message role: ''user'' | ''assistant'' | ''tool'''
        partType:
          type: string
          enum:
            - text
            - tool_call
            - tool_call_response
          description: Type of the matching message part
        snippet:
          type: string
          description: Text excerpt around the match
        occurredAt:
          type: number
          description: When the message occurred (epoch ms)
        agentId:
          type: string
          description: Agent id (threads)
          nullable: true
        assistantId:
          type: string
          description: Assistant id (chats)
          nullable: true
      required:
        - messageUid
        - source
        - conversationId
        - role
        - partType
        - snippet
        - occurredAt
    PublicSearchPaginationDto:
      type: object
      properties:
        total:
          type: number
          example: 42
        limit:
          type: number
          example: 20
        offset:
          type: number
          example: 0
        hasMore:
          type: boolean
          example: true
      required:
        - total
        - limit
        - offset
        - hasMore
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: Use JWT token for authentication

````