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

# Update a triple

> Update an existing triple by ID



## OpenAPI

````yaml api-reference/openapi.json put /api/triples
openapi: 3.1.0
info:
  title: Neode API
  description: >-
    A knowledge graph API for storing, querying, and generating triples. Use
    Neode as a triples store for your LLM applications - store facts, query
    knowledge, and generate new triples from any context.
  version: 1.0.0
  contact:
    name: Neode
servers:
  - url: https://www.neode.ai
    description: Production server
  - url: http://localhost:5173
    description: Local development
security:
  - BearerAuth: []
tags:
  - name: Search
    description: Semantic search across your knowledge graph
  - name: Triples
    description: Store and query knowledge as subject-predicate-object triples
  - name: Entities
    description: Manage entities (subjects and objects) with automatic disambiguation
  - name: Graphs
    description: Organize triples into graphs
  - name: Generation
    description: AI-powered triple generation from natural language
  - name: Indexes
    description: Organize entities into indexes
paths:
  /api/triples:
    put:
      tags:
        - Triples
      summary: Update a triple
      description: Update an existing triple by ID
      operationId: updateTriple
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TripleUpdate'
      responses:
        '200':
          description: Successfully updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UpdateTripleResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '500':
          $ref: '#/components/responses/InternalError'
components:
  schemas:
    TripleUpdate:
      type: object
      required:
        - id
      properties:
        id:
          type: string
          format: uuid
        subject:
          type: string
        predicate:
          type: string
        object:
          type: string
        confidence:
          type: number
        source:
          type: string
        graph_id:
          type: string
          format: uuid
    UpdateTripleResponse:
      type: object
      description: Response from updating a triple
      properties:
        success:
          type: boolean
        message:
          type: string
        data:
          $ref: '#/components/schemas/Triple'
    Triple:
      type: object
      description: A knowledge triple representing a fact as subject-predicate-object
      required:
        - subject
        - predicate
        - object
        - object_type
      properties:
        id:
          type: string
          format: uuid
          description: Unique identifier
        subject:
          type: string
          description: The subject entity (e.g., 'Elon Musk', 'Tesla')
        predicate:
          type: string
          description: The relationship type (e.g., 'founded', 'located_in', 'born_on')
        object:
          type: string
          description: The object value or entity (e.g., 'SpaceX', '2003', 'Austin, Texas')
        object_type:
          type: string
          enum:
            - literal
            - entity
          description: >-
            'literal' for values (dates, numbers, text), 'entity' for references
            to other entities
        confidence:
          type: number
          minimum: 0
          maximum: 1
          description: Confidence score (0-1) indicating reliability
        source:
          type: string
          format: uri
          description: Source URL or reference for this fact
        graph_id:
          type: string
          format: uuid
          description: Graph this triple belongs to
        index_id:
          type: string
          format: uuid
          description: Index for entity disambiguation
        subject_entity_id:
          type: string
          format: uuid
          description: Auto-resolved entity ID for subject
        object_entity_id:
          type: string
          format: uuid
          description: Auto-resolved entity ID for object (when object_type is 'entity')
        created_at:
          type: string
          format: date-time
    Error:
      type: object
      properties:
        success:
          type: boolean
          example: false
        error:
          type: string
        details:
          type: string
  responses:
    BadRequest:
      description: Bad request
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    InternalError:
      description: Internal server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: API key for authentication

````