> ## 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. # Update prompt > Update a prompt ## OpenAPI ````yaml PUT /api/prompts/{id} openapi: 3.1.0 info: title: LangWatch API version: 1.0.0 description: LangWatch openapi spec servers: - url: https://app.langwatch.ai security: - api_key: [] paths: /api/prompts/{id}: put: description: Update a prompt operationId: putApiPromptsById parameters: - schema: type: string in: path name: id required: true requestBody: content: application/json: schema: type: object properties: model: type: string temperature: type: number maxTokens: type: number commitMessage: type: string authorId: type: string prompt: type: string messages: type: array items: type: object properties: role: type: string enum: - user - assistant - system content: type: string required: - role - content inputs: type: array items: type: object properties: identifier: type: string minLength: 1 type: type: string enum: - str - float - bool - image - list - list[str] - list[float] - list[int] - list[bool] - dict - chat_messages required: - identifier - type outputs: type: array items: type: object properties: identifier: type: string minLength: 1 type: type: string enum: - str - float - bool - json_schema json_schema: type: object properties: type: type: string minLength: 1 required: - type additionalProperties: true required: - identifier - type schemaVersion: type: string enum: - '1.0' scope: type: string enum: - ORGANIZATION - PROJECT handle: type: string pattern: ^[a-z0-9_-]+(?:\/[a-z0-9_-]+)?$ required: - commitMessage additionalProperties: false responses: '200': description: Success content: application/json: schema: type: object properties: id: type: string handle: type: - string - 'null' scope: type: string enum: - ORGANIZATION - PROJECT name: type: string updatedAt: type: string projectId: type: string organizationId: type: string versionId: type: string authorId: type: - string - 'null' version: type: number createdAt: type: string commitMessage: type: - string - 'null' prompt: type: string messages: type: array items: type: object properties: role: type: string enum: - user - assistant - system content: type: string required: - role - content default: [] inputs: type: array items: type: object properties: identifier: type: string minLength: 1 type: type: string enum: - str - float - bool - image - list - list[str] - list[float] - list[int] - list[bool] - dict - chat_messages required: - identifier - type default: [] outputs: type: array items: type: object properties: identifier: type: string minLength: 1 type: type: string enum: - str - float - bool - json_schema json_schema: type: object properties: type: type: string minLength: 1 required: - type additionalProperties: true required: - identifier - type minItems: 1 model: type: string minLength: 1 temperature: type: number maxTokens: type: number demonstrations: type: object properties: id: type: string name: type: string inline: type: object properties: records: type: object additionalProperties: type: array items: {} columnTypes: type: array items: type: object properties: id: type: string name: type: string type: anyOf: - type: string const: string - type: string const: boolean - type: string const: number - type: string const: date - type: string const: list - type: string const: json - type: string const: spans - type: string const: rag_contexts - type: string const: chat_messages - type: string const: annotations - type: string const: evaluations - type: string const: image required: - name - type required: - records - columnTypes promptingTechnique: type: object properties: type: type: string enum: - few_shot - in_context - chain_of_thought demonstrations: type: object properties: id: type: string name: type: string inline: type: object properties: records: type: object additionalProperties: type: array items: {} columnTypes: type: array items: type: object properties: id: type: string name: type: string type: anyOf: - type: string const: string - type: string const: boolean - type: string const: number - type: string const: date - type: string const: list - type: string const: json - type: string const: spans - type: string const: rag_contexts - type: string const: chat_messages - type: string const: annotations - type: string const: evaluations - type: string const: image required: - name - type required: - records - columnTypes required: - type responseFormat: type: object properties: type: type: string enum: - json_schema json_schema: type: - object - 'null' properties: name: type: string schema: type: object additionalProperties: true required: - name - schema required: - type - json_schema required: - id - handle - scope - name - updatedAt - projectId - organizationId - versionId - version - createdAt - prompt - messages - inputs - outputs - model '400': description: Bad Request content: application/json: schema: type: object properties: error: type: string message: type: string required: - error '401': description: Unauthorized content: application/json: schema: type: object properties: error: type: string message: type: string required: - error '404': description: Prompt not found content: application/json: schema: type: object properties: error: type: string message: type: string required: - error '409': description: Conflict content: application/json: schema: type: object properties: error: type: string message: type: string required: - error - message '422': description: Invalid input content: application/json: schema: type: object properties: error: type: string message: type: string required: - error '500': description: Internal Server Error content: application/json: schema: type: object properties: error: type: string message: type: string required: - error components: securitySchemes: api_key: type: apiKey in: header name: X-Auth-Token ````