> ## Documentation Index > Fetch the complete documentation index at: https://docs.leadstaker.com/llms.txt > Use this file to discover all available pages before exploring further. # Update a field > Partial update: only the keys present in the body change. Answers 204 with no body. ## OpenAPI ````yaml /api-reference/openapi.json patch /v1/fields/{id} openapi: 3.0.3 info: title: Leadstaker API version: 1.0.0 description: Public REST API for Leadstaker projects. servers: - url: https://n-api.leadstaker.com description: Production security: [] tags: - name: Fields description: >- Custom field definitions, both the built-in ones and the ones a project creates. - name: Field groups description: Sections that organize custom fields in the interface. - name: Deals description: Opportunities moving through a pipeline, each tied to a contact. - name: Contacts description: >- People inside a project, holding the custom field values collected about them. - name: Messages description: Individual messages inside a chat, inbound and outbound. - name: Chats description: Conversations with a contact over a connected channel. - name: Loss reasons description: The catalog of reasons a deal can be marked as lost. - name: Pipelines description: Ordered sets of stages a deal travels through. - name: Stages description: Steps inside a pipeline, including the built-in open and closed ones. - name: Tags description: Free-form labels attached to deals. - name: Notes description: >- Free text attached to a contact or a deal, written by a user, an agent, or the system. paths: /v1/fields/{id}: patch: tags: - Fields summary: Update a field description: >- Partial update: only the keys present in the body change. Answers 204 with no body. operationId: patchFieldsById parameters: - name: id in: path required: true schema: type: string minLength: 1 requestBody: required: true content: application/json: schema: anyOf: - type: object properties: type: type: string enum: - TEXT label: type: string minLength: 1 config: type: object properties: {} additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - NUMBER label: type: string minLength: 1 config: type: object properties: min: type: number max: type: number additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - DATE label: type: string minLength: 1 config: type: object properties: {} additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - BOOLEAN label: type: string minLength: 1 config: type: object properties: {} additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - OPTIONS label: type: string minLength: 1 config: type: object properties: options: type: array items: type: string minItems: 1 required: - options additionalProperties: false position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - MULTISELECT label: type: string minLength: 1 config: type: object properties: options: type: array items: type: string minItems: 1 required: - options additionalProperties: false position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - PHONE label: type: string minLength: 1 config: type: object properties: {} additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - EMAIL label: type: string minLength: 1 config: type: object properties: {} additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - CPF label: type: string minLength: 1 config: type: object properties: strict: type: boolean additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - CNPJ label: type: string minLength: 1 config: type: object properties: strict: type: boolean additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - CPF_CNPJ label: type: string minLength: 1 config: type: object properties: strict: type: boolean additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - CEP label: type: string minLength: 1 config: type: object properties: {} additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false - type: object properties: type: type: string enum: - CURRENCY label: type: string minLength: 1 config: type: object properties: currency: type: string enum: - BRL min: type: number max: type: number additionalProperties: false default: {} position: type: integer minimum: 0 fieldGroupId: type: string minLength: 1 level: type: string enum: - USER - API required: - type additionalProperties: false responses: '204': description: No content '401': description: Missing or invalid credentials content: application/json: schema: $ref: '#/components/schemas/Error' '404': description: Resource not found content: application/json: schema: $ref: '#/components/schemas/Error' '422': description: The payload failed validation content: application/json: schema: $ref: '#/components/schemas/Error' security: - apiKey: [] components: schemas: Error: type: object required: - errorCode - message - status properties: errorCode: type: string message: type: string status: type: integer errors: type: array items: type: object required: - field - code - message properties: field: type: string code: type: string message: type: string securitySchemes: apiKey: type: apiKey in: header name: x-api-key ````