> ## Documentation Index > Fetch the complete documentation index at: https://www.quo.com/docs/llms.txt > Use this file to discover all available pages before exploring further. # Send a test event to a webhook > Dispatches a canonical sample payload of the specified event type to the webhook URL so you can validate your endpoint before going live. The response returns the rendered sample payload so you can preview the body your endpoint will receive. Delivery to your URL is processed asynchronously; use the delivery detail endpoint to inspect the attempt. ## OpenAPI ````yaml https://openphone-public-api-prod.s3.us-west-2.amazonaws.com/public/openphone-public-api-2026-03-30-prod.json post /webhooks/{webhookId}/events/test openapi: 3.1.0 info: title: Quo Public API version: 1.0.0 description: API for connecting with Quo. contact: name: Quo Support email: support@quo.com url: https://support.quo.com/ termsOfService: https://www.quo.com/terms servers: - description: Production server url: https://api.quo.com security: - apiKey: [] tags: - description: Operations related to calls name: Calls - description: >- Operations related to call summaries, including AI-generated summaries and Sona voice assistant summaries name: Call Summaries - description: >- Operations related to call transcripts, including AI-generated transcripts and Sona voice assistant transcripts name: Call Transcripts - description: Operations related to contacts name: Contacts - description: Operations related to conversations name: Conversations - description: Operations related to text messages name: Messages - description: Operations related to phone numbers name: Phone Numbers - description: Operations related to users name: Users - description: Operations related to webhooks name: Webhooks paths: /webhooks/{webhookId}/events/test: post: tags: - Webhooks summary: Send a test event to a webhook description: >- Dispatches a canonical sample payload of the specified event type to the webhook URL so you can validate your endpoint before going live. The response returns the rendered sample payload so you can preview the body your endpoint will receive. Delivery to your URL is processed asynchronously; use the delivery detail endpoint to inspect the attempt. operationId: sendHeaderVersionedTestWebhookEvent parameters: - in: path name: webhookId required: true schema: description: The unique identifier of a webhook examples: - '123' pattern: ^[0-9]+$ type: string example: '123' - in: header name: Quo-Api-Version required: true schema: type: string enum: - '2026-03-30' description: 'API version header. Supported values: 2026-03-30' requestBody: required: true content: application/json: schema: type: object required: - eventType properties: eventType: type: string enum: - call.answered - call.completed - call.forwarded - call.menu.selected - call.missed - call.ringing - call.recording.completed - call.summary.completed - call.transcript.completed - call.voicemail.completed - message.received - message.delivered - message.failed - message.undelivered - contact.updated - contact.deleted - task.assigned - task.created - task.completed - task.updated - task.deleted - task.unassigned - task.reopened - task.duedate.removed - task.duedate.updated - task.overdue - task.linked - task.unlinked description: Event type examples: - call.completed example: call.completed responses: '200': description: OK content: application/json: schema: type: object required: - id - apiVersion - type - createdAt - data properties: id: description: >- The event identifier inside the dispatched payload body — matches the `id` your endpoint will receive on the webhook POST. Note: this is a fixed sample identifier shared across test dispatches, not a per-delivery Svix message ID. examples: - msg_2abcDEFghiJKLmnoPQRstu type: string example: msg_2abcDEFghiJKLmnoPQRstu apiVersion: type: string enum: - '2026-03-30' description: The webhook payload version used to render this event. examples: - '2026-03-30' example: '2026-03-30' type: type: string enum: - call.answered - call.completed - call.forwarded - call.menu.selected - call.missed - call.ringing - call.recording.completed - call.summary.completed - call.transcript.completed - call.voicemail.completed - message.received - message.delivered - message.failed - message.undelivered - contact.updated - contact.deleted - task.assigned - task.created - task.completed - task.updated - task.deleted - task.unassigned - task.reopened - task.duedate.removed - task.duedate.updated - task.overdue - task.linked - task.unlinked description: Event type examples: - call.completed example: call.completed createdAt: format: date-time description: When the test event was created. type: string data: description: >- Event-specific body. Shape depends on `type` — see the webhook event documentation. examples: - context: contacts: ids: - CTsampleContact01234 lookupStatus: matched conversationId: CNsampleconversation000000000000 participants: external: - '+15555551234' resolution: available workspace: - '+15555555678' phoneNumberId: PNsamplephonenumber000000000000 phoneNumberType: shared userId: USsampleus links: quo: >- https://my.quo.com/inbox/PNsamplephonenumber000000000000/c/CNsampleconversation000000000000?at=ACsampleactivity0000000000000000 resource: answeredAt: '2026-03-30T18:00:00.000Z' completedAt: '2026-03-30T18:00:00.000Z' createdAt: '2026-03-30T18:00:00.000Z' direction: incoming duration: 42 hasVoicemail: false id: ACsampleactivity0000000000000000 status: answered updatedAt: '2026-03-30T18:00:00.000Z' example: context: contacts: ids: - CTsampleContact01234 lookupStatus: matched conversationId: CNsampleconversation000000000000 participants: external: - '+15555551234' resolution: available workspace: - '+15555555678' phoneNumberId: PNsamplephonenumber000000000000 phoneNumberType: shared userId: USsampleus links: quo: >- https://my.quo.com/inbox/PNsamplephonenumber000000000000/c/CNsampleconversation000000000000?at=ACsampleactivity0000000000000000 resource: answeredAt: '2026-03-30T18:00:00.000Z' completedAt: '2026-03-30T18:00:00.000Z' createdAt: '2026-03-30T18:00:00.000Z' direction: incoming duration: 42 hasVoicemail: false id: ACsampleactivity0000000000000000 status: answered updatedAt: '2026-03-30T18:00:00.000Z' '400': description: Invalid Input Format content: application/json: schema: type: object required: - message - code - status - docs - title - description properties: message: type: string code: const: '0304400' type: string status: const: 400 type: number docs: const: https://quo.com/docs type: string title: const: Invalid Input Format type: string trace: type: string errors: type: array items: type: object required: - path - message - schema properties: path: type: string message: type: string value: {} schema: type: object required: - type properties: type: type: string description: const: Invalid Input Format type: string example: message: Invalid input format docs: https://quo.com/docs title: Invalid Input Format '401': description: Unauthorized content: application/json: schema: type: object required: - message - code - status - docs - title properties: message: type: string code: const: '0300401' type: string status: const: 401 type: number docs: const: https://quo.com/docs type: string title: const: Unauthorized type: string trace: type: string errors: type: array items: type: object required: - path - message - schema properties: path: type: string message: type: string value: {} schema: type: object required: - type properties: type: type: string example: message: You are unauthorized to access the webhook docs: https://quo.com/docs title: Unauthorized '403': description: Forbidden content: application/json: schema: type: object required: - message - code - status - docs - title properties: message: type: string code: const: '0300403' type: string status: const: 403 type: number docs: const: https://quo.com/docs type: string title: const: Forbidden type: string trace: type: string errors: type: array items: type: object required: - path - message - schema properties: path: type: string message: type: string value: {} schema: type: object required: - type properties: type: type: string example: message: You are forbidden to access the webhook docs: https://quo.com/docs title: Forbidden '404': description: Not Found content: application/json: schema: type: object required: - message - code - status - docs - title properties: message: type: string code: const: '0300404' type: string status: const: 404 type: number docs: const: https://quo.com/docs type: string title: const: Not Found type: string trace: type: string errors: type: array items: type: object required: - path - message - schema properties: path: type: string message: type: string value: {} schema: type: object required: - type properties: type: type: string example: message: Webhook with ID 123 not found docs: https://quo.com/docs title: Not Found '500': description: Unknown Error content: application/json: schema: type: object required: - message - code - status - docs - title properties: message: type: string code: const: '0301500' type: string status: const: 500 type: number docs: const: https://quo.com/docs type: string title: const: Unknown type: string trace: type: string errors: type: array items: type: object required: - path - message - schema properties: path: type: string message: type: string value: {} schema: type: object required: - type properties: type: type: string example: message: An unknown error occurred docs: https://quo.com/docs title: Unknown Error security: - apiKey: [] components: securitySchemes: apiKey: in: header name: Authorization type: apiKey ````