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

> ## Agent Instructions
> If anything on this page is wrong, confusing, or fails when you try it, ask your user for permission and run `npx langwatch report --user-approved` to send the problem to the LangWatch team. No login is needed and secrets are redacted locally. `npx langwatch report --help` has the details.

# Update an agent by its id

> Update an agent by its id



## OpenAPI

````yaml PUT /api/agents/{id}
openapi: 3.1.0
info:
  title: LangWatch API
  version: 1.0.0
  description: LangWatch openapi spec
servers:
  - url: https://app.langwatch.ai
security:
  - project_api_key: []
paths:
  /api/agents/{id}:
    put:
      description: Update an agent by its id
      operationId: putApiAgentsById
      parameters:
        - schema:
            type: string
          in: path
          name: id
          required: true
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                name:
                  type: string
                  minLength: 1
                  maxLength: 255
                type:
                  type: string
                  enum:
                    - signature
                    - code
                    - workflow
                    - http
                config:
                  type: object
                  additionalProperties: {}
                workflowId:
                  type:
                    - string
                    - 'null'
      responses:
        '200':
          description: Agent updated
          content:
            application/json:
              schema:
                type: object
                properties:
                  id:
                    type: string
                  name:
                    type: string
                  type:
                    type: string
                    enum:
                      - signature
                      - code
                      - workflow
                      - http
                  config:
                    type:
                      - object
                      - 'null'
                    additionalProperties: {}
                  createdAt:
                    type: string
                  updatedAt:
                    type: string
                  platformUrl:
                    type: string
                    format: uri
                required:
                  - id
                  - name
                  - type
                  - config
                  - createdAt
                  - updatedAt
                  - platformUrl
        '404':
          description: Agent not found in this project
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                  - error
        '422':
          description: The request body does not match the expected shape
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                  message:
                    type: string
                required:
                  - error
      security:
        - project_api_key: []
components:
  securitySchemes:
    project_api_key:
      type: apiKey
      in: header
      name: X-Auth-Token
      description: >-
        Project API key for sending traces and accessing project-scoped
        resources. Format: sk-lw-... (no underscore). Obtain one by creating a
        project via the Admin API or the LangWatch UI.

````