> ## Documentation Index > Fetch the complete documentation index at: https://docs.open.cx/llms.txt > Use this file to discover all available pages before exploring further. > Update a sequence. Use when driving the outbound-sequencing engine programmatically. # Update a sequence ## OpenAPI ````yaml patch /sequences/{sequence_id} openapi: 3.1.0 info: title: OpenCX API description: > OpenCX is an AI-powered, all-in-one platform for customer support and outbound communications. Use this API to manage your OpenCX organization's AI agents, actions, conversations, contacts, and more. To get started, generate a new API key from the dashboard. ## Authentication All API endpoints require authentication using a Bearer token. You can generate an API key from your OpenCX dashboard. ## Rate Limiting API requests are rate limited to ensure fair usage. The current limits are: - 100 requests per minute for standard endpoints - 1000 requests per minute for streaming endpoints ## Error Handling The API uses standard HTTP status codes and returns detailed error messages in the response body. version: 1.0-beta license: name: MIT url: https://opensource.org/licenses/MIT servers: - url: https://api.open.cx description: Production security: - bearerAuth: [] paths: /sequences/{sequence_id}: patch: summary: Update a sequence operationId: updateSequence parameters: - schema: type: string in: path name: sequence_id required: true description: The unique identifier of the sequence requestBody: required: true content: application/json: schema: type: object properties: name: default: New Sequence type: string custom_id: type: string is_continuous: default: true type: boolean filter: anyOf: - type: object properties: or: minItems: 1 type: array items: type: object properties: and: type: array items: $ref: '#/components/schemas/ContactsFilter' required: - and required: - or - type: 'null' steps: minItems: 1 type: array items: type: object properties: action: anyOf: - type: object properties: type: type: string enum: - send_emails data: type: object properties: from_email: type: string email_subject: type: string email_body: type: string email_sender_name: type: string email_is_transactional: type: boolean required: - from_email - email_subject - email_body - email_sender_name - email_is_transactional required: - type - data - type: object properties: type: type: string enum: - make_phone_calls data: type: object properties: aiPhoneAgentId: type: string required: - aiPhoneAgentId required: - type - data - type: object properties: type: type: string enum: - send_sms_messages data: type: object properties: message: type: string required: - message required: - type - data - type: object properties: type: type: string enum: - send_whatsapp_messages data: type: object properties: phone_number_id: type: string template: type: object properties: name: type: string language: type: string parameters: $ref: >- #/components/schemas/WhatsAppTemplateMappingDto required: - name - language - parameters required: - phone_number_id - template required: - type - data delay_in_minutes: type: number minimum: 0 required: - action responses: '200': description: Default Response '500': description: Internal Server Error content: application/json: schema: $ref: '#/components/schemas/ErrorDto' components: schemas: ContactsFilter: $schema: https://json-schema.org/draft/2020-12/schema $id: '#/components/schemas/ContactsFilter' anyOf: - type: object properties: type: type: string const: all_contacts required: - type additionalProperties: false - type: object properties: type: type: string const: contact_id_in contact_ids: type: array items: type: string format: uuid pattern: >- ^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$ required: - type - contact_ids additionalProperties: false - type: object properties: type: type: string const: contacts_created_at_between after: type: string format: date-time before: type: string format: date-time required: - type additionalProperties: false - type: object properties: type: type: string const: contacts_email_domain_name_in domain_name_in: type: array items: type: string required: - type - domain_name_in additionalProperties: false - type: object properties: type: type: string const: contacts_affected_by_sequence sequence_id: type: string required: - type - sequence_id additionalProperties: false - type: object properties: type: type: string const: contacts_name_in name_in: type: array items: type: string required: - type - name_in additionalProperties: false - type: object properties: type: type: string const: contacts_phone_number_in phone_number_in: type: array items: type: string required: - type - phone_number_in additionalProperties: false - type: object properties: type: type: string const: contacts_email_in email_in: type: array items: type: string required: - type - email_in additionalProperties: false - type: object properties: type: type: string const: contacts_attributes_in attributes: type: array items: type: object propertyNames: type: string additionalProperties: type: string required: - type additionalProperties: false - type: object properties: type: type: string const: contacts_sessions_attributes_in attributes: type: array items: type: object propertyNames: type: string additionalProperties: type: string required: - type additionalProperties: false - type: object properties: type: type: string const: contact_belongs_to_segment segment_id: type: string required: - type - segment_id additionalProperties: false - type: object properties: type: type: string const: last_contacted_at_between after: type: string format: date-time before: type: string format: date-time required: - type additionalProperties: false - type: object properties: type: type: string const: last_contacted_at_with_handoff_between after: type: string format: date-time before: type: string format: date-time required: - type additionalProperties: false WhatsAppTemplateMappingDto: $schema: https://json-schema.org/draft/2020-12/schema $id: '#/components/schemas/WhatsAppTemplateMappingDto' type: object properties: header: type: object properties: type: type: string const: header parameters: type: array items: oneOf: - type: object properties: type: type: string const: text text: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' parameter_name: description: Required if parameters are named type: string required: - type - text additionalProperties: false - type: object properties: type: type: string const: image description: JPEG, JPG, PNG image: type: object properties: link: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' required: - link additionalProperties: false required: - type - image additionalProperties: false - type: object properties: type: type: string const: video description: MP4 video: type: object properties: link: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' required: - link additionalProperties: false required: - type - video additionalProperties: false - type: object properties: type: type: string const: document description: PDF document: type: object properties: link: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' required: - link additionalProperties: false required: - type - document additionalProperties: false - type: object properties: type: type: string const: location location: type: object properties: latitude: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' longitude: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' name: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' address: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' required: - latitude - longitude - name - address additionalProperties: false required: - type - location additionalProperties: false required: - type - parameters additionalProperties: false body: type: object properties: type: type: string const: body parameters: type: array items: type: object properties: type: type: string const: text text: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' parameter_name: description: Required if parameters are named type: string required: - type - text additionalProperties: false required: - type - parameters additionalProperties: false buttons: type: array items: type: object properties: type: type: string const: button index: type: string enum: - '0' - '1' - '2' - '3' - '4' - '5' - '6' - '7' - '8' - '9' sub_type: type: string const: url parameters: type: array items: type: object properties: type: type: string const: text text: $ref: '#/components/schemas/WhatsAppTemplateVariableDto' required: - type - text additionalProperties: false required: - type - index - sub_type - parameters additionalProperties: false additionalProperties: false ErrorDto: type: object properties: statusCode: type: integer message: type: string error: type: string WhatsAppTemplateVariableDto: $schema: https://json-schema.org/draft/2020-12/schema $id: '#/components/schemas/WhatsAppTemplateVariableDto' oneOf: - type: object properties: type: type: string const: GLOBAL_DYNAMIC ref: type: string enum: - CONTACT_NAME - CONTACT_EMAIL - CONTACT_NUMBER fallback: type: string required: - type - ref - fallback additionalProperties: false - type: object properties: type: type: string const: DYNAMIC ref: type: string fallback: type: string required: - type - ref - fallback additionalProperties: false - type: object properties: type: type: string const: CONSTANT value: type: string required: - type - value additionalProperties: false securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: JWT ````