> ## Documentation Index > Fetch the complete documentation index at: https://docs.zuddl.com/llms.txt > Use this file to discover all available pages before exploring further. # Upload a speaker's profile picture > Uploads and validates a picture (JPEG/PNG, max 4 MB, min 80x80 px) and replaces the speaker's current one. Send either a multipart part named 'file' or an 'imageUrl' request parameter pointing to a publicly reachable image — exactly one of the two. Required API key scopes: `WRITE` **This API can only be called with an access key that was generated for Backend usage.** ## OpenAPI ````yaml https://api.prod.zuddl.com/api/v3/api-docs/api-product post /v1/events/{eventId}/speakers/{speakerId}/pic openapi: 3.1.0 info: title: Zuddl API Documentation description: >- Zuddl RESTful APIs let you interact with the Zuddl platform and take action for your event or webinar. They let you add attendees, get attendee details, get event details, and more. The API response is returned in JSON, which your systems can easily consume. The API parameters allow you to customize the response using filters, sorting, pagination, and other parameters. Parameter values should be percent-encoded (URL-encoded) to ensure correct transmission, especially if they contain special characters such as spaces, semi-colons, or slashes. # Rate limits | Metrics | Value | | --- | --- | | Requests/second | 10 | | Burst or no. of concurrent calls allowed | 100 requests | | Total quota | 10000 requests/day | version: '1.0' servers: - url: https://api.zuddl.com/ security: - api_key: [] tags: - name: Events description: API endpoints for managing events - name: Attendees description: >- The attendee APIs let you add and retrieve attendee in a particular event type. - name: Sessions description: API endpoints for managing event sessions - name: Speakers description: API endpoints for managing event speakers - name: Sponsors description: API endpoints for managing event sponsors - name: Teams description: API endpoints for reading the teams events can be created in - name: Locations description: API endpoints for managing event locations paths: /v1/events/{eventId}/speakers/{speakerId}/pic: post: tags: - Speakers summary: Upload a speaker's profile picture description: >- Uploads and validates a picture (JPEG/PNG, max 4 MB, min 80x80 px) and replaces the speaker's current one. Send either a multipart part named 'file' or an 'imageUrl' request parameter pointing to a publicly reachable image — exactly one of the two. Required API key scopes: `WRITE` **This API can only be called with an access key that was generated for Backend usage.** operationId: uploadSpeakerPic parameters: - name: eventId in: path description: Unique identifier of the event required: true schema: type: string pattern: >- ^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$ example: 4fcebf73-3ddb-4fe6-b56d-5dd7dedb7c3d - name: speakerId in: path description: Unique identifier of the speaker required: true schema: type: string pattern: >- ^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$ example: 4fcebf73-3ddb-4fe6-b56d-5dd7dedb7c3g - name: imageUrl in: query description: Publicly reachable image URL — alternative to 'file' required: false schema: type: string requestBody: content: application/json: schema: type: object properties: file: type: string format: binary description: The image file (multipart part named 'file') responses: '200': description: Picture uploaded and speaker updated content: application/json: schema: $ref: >- #/components/schemas/org.events.app.domain.api_product.event.speaker.dtos.SpeakerPicUploadResponse '400': description: >- Invalid image (type, size, dimensions, or corrupt/incomplete pixel data), failed imageUrl download, or missing/ambiguous image source content: '*/*': schema: $ref: >- #/components/schemas/org.events.app._internal._response.v1.ApiErrorResponse '401': description: Unauthorized content: '*/*': schema: $ref: >- #/components/schemas/org.events.app._internal._response.v1.ApiErrorResponse '404': description: Speaker not found (SPEAKER_NOT_FOUND) content: '*/*': schema: $ref: >- #/components/schemas/org.events.app._internal._response.v1.ApiErrorResponse '413': description: >- Multipart body exceeds the server upload limit (FILE_TOO_LARGE; legacy error envelope) content: '*/*': schema: $ref: >- #/components/schemas/org.events.app.domain.api_product.event.speaker.dtos.SpeakerPicUploadResponse '422': description: >- imageUrl rejected before download: INVALID_URL, PRIVATE_ADDRESS, or UNRESOLVABLE content: '*/*': schema: $ref: >- #/components/schemas/org.events.app._internal._response.v1.ApiErrorResponse components: schemas: org.events.app.domain.api_product.event.speaker.dtos.SpeakerPicUploadResponse: properties: speakerId: type: string format: uuid description: ID of the speaker whose picture was replaced example: 4fcebf73-3ddb-4fe6-b56d-5dd7dedb7c3d picUrl: type: string description: Public URL of the newly uploaded picture example: https://phoenixlive.imgix.net/9b2f1c33-0d5a-4d5e-8b6a-1f2e3d4c5b6a org.events.app._internal._response.v1.ApiErrorResponse: properties: timestamp: type: string format: date-time message: type: string description: type: string code: type: string params: type: object additionalProperties: type: object errors: type: object additionalProperties: type: string securitySchemes: api_key: type: apiKey description: Provide your API key secret in the `Authorization` header name: Authorization in: header ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.