> ## Documentation Index > Fetch the complete documentation index at: https://docs.classquill.com/llms.txt > Use this file to discover all available pages before exploring further. # List Conversation Messages > List messages in a thread (most recent first). Only public (`visibility='everyone'`), non-deleted messages are returned — family-private messages are never exposed. 404 if the thread isn't in your org. ## OpenAPI ````yaml /openapi.json get /v1/conversations/{conversation_id}/messages openapi: 3.1.0 info: title: ClassQuill Public API description: >- REST API for ClassQuill tutoring organisations. Pipe your sessions, invoices, payments, tutor earnings, students, and more into your own tools. Most endpoints are reads; a focused set of writes (each gated by a *:write scope) create or update data, including creating student/tutor/parent accounts. Authenticate every request with an org API key: Authorization: Token token=ei_live_... Mint keys in the ClassQuill app under Settings → Developers. version: 1.0.0 servers: [] security: - ApiKeyAuth: [] tags: - name: General - name: Sessions - name: Tutors - name: Students & Parents - name: Billing - name: Curriculum - name: Coursework - name: Operations - name: Pricing - name: Bookings - name: Blog - name: Reports paths: /v1/conversations/{conversation_id}/messages: get: tags: - General summary: List Conversation Messages description: >- List messages in a thread (most recent first). Only public (`visibility='everyone'`), non-deleted messages are returned — family-private messages are never exposed. 404 if the thread isn't in your org. operationId: >- list_conversation_messages_v1_conversations__conversation_id__messages_get parameters: - name: conversation_id in: path required: true schema: type: string description: Conversation UUID title: Conversation Id description: Conversation UUID - name: since in: query required: false schema: anyOf: - type: string - type: 'null' description: created_at >= this ISO timestamp title: Since description: created_at >= this ISO timestamp - name: cursor in: query required: false schema: anyOf: - type: string - type: 'null' description: >- Opaque cursor from a previous response's meta.next_cursor, or the literal 'start' to begin cursor paging from the newest record. When set, offset is ignored and results page by a stable (created_at, id) keyset — recommended for large or incremental syncs. title: Cursor description: >- Opaque cursor from a previous response's meta.next_cursor, or the literal 'start' to begin cursor paging from the newest record. When set, offset is ignored and results page by a stable (created_at, id) keyset — recommended for large or incremental syncs. - name: limit in: query required: false schema: type: integer maximum: 100 minimum: 1 description: Records per page (default 50, max 100) default: 50 title: Limit description: Records per page (default 50, max 100) - name: offset in: query required: false schema: type: integer minimum: 0 description: Pagination offset (ignored when cursor is set) default: 0 title: Offset description: Pagination offset (ignored when cursor is set) responses: '200': description: Successful Response content: application/json: schema: $ref: '#/components/schemas/Page_Message_' '401': description: Missing, malformed, revoked, or expired credentials. content: application/json: schema: $ref: '#/components/schemas/ApiError' '403': description: The credential lacks the scope this endpoint requires. content: application/json: schema: $ref: '#/components/schemas/ApiError' '404': description: >- Not found — the record doesn't exist or belongs to another organisation. content: application/json: schema: $ref: '#/components/schemas/ApiError' '422': description: Validation error — `error.details.errors` lists the fields. content: application/json: schema: $ref: '#/components/schemas/ApiError' '429': description: >- Rate limit exceeded — honour Retry-After and the RateLimit-* headers. content: application/json: schema: $ref: '#/components/schemas/ApiError' components: schemas: Page_Message_: properties: data: items: $ref: '#/components/schemas/Message' type: array title: Data meta: $ref: '#/components/schemas/PageMeta' type: object required: - data - meta title: Page[Message] ApiError: description: Canonical error envelope for every /v1 error response (4xx/5xx). properties: error: $ref: '#/components/schemas/ApiErrorBody' required: - error title: ApiError type: object Message: properties: id: type: string title: Id conversation_id: anyOf: - type: string - type: 'null' title: Conversation Id sender_id: anyOf: - type: string - type: 'null' title: Sender Id content: anyOf: - type: string - type: 'null' title: Content message_type: anyOf: - type: string - type: 'null' title: Message Type visibility: anyOf: - type: string - type: 'null' title: Visibility reply_to_id: anyOf: - type: string - type: 'null' title: Reply To Id created_at: anyOf: - type: string - type: 'null' title: Created At type: object required: - id title: Message description: >- One message in a thread. Only `visibility='everyone'` (non-deleted) messages are exposed by the read endpoints — family-private (`student_only`/`parent_only`) messages are never returned. PageMeta: properties: limit: type: integer title: Limit offset: anyOf: - type: integer - type: 'null' title: Offset count: anyOf: - type: integer - type: 'null' title: Count total: anyOf: - type: integer - type: 'null' title: Total next_cursor: anyOf: - type: string - type: 'null' title: Next Cursor description: >- Cursor-mode only: pass as ?cursor= to fetch the next page; null when this is the last page. type: object required: - limit title: PageMeta description: |- Pagination envelope metadata. `count` is the size of the returned page; `total` (when present) is the full result-set size for offset paging. In cursor mode `offset`/`total` are absent and `next_cursor` carries the opaque token for the next page (null on the last page). ApiErrorBody: description: The `error` object every /v1 error response carries. properties: code: description: >- Stable machine-readable error code: bad_request, unauthorized, forbidden, not_found, conflict, validation_error, rate_limited, or internal_error. examples: - not_found title: Code type: string message: description: Human-readable explanation, safe to surface to end users. examples: - Session not found title: Message type: string status: description: The HTTP status code, repeated in the body. examples: - 404 title: Status type: integer details: additionalProperties: true description: >- Error-specific context. 422 carries the field errors under `errors`; 429 carries `retry_after_seconds`. title: Details type: object required: - code - message - status title: ApiErrorBody type: object securitySchemes: ApiKeyAuth: type: apiKey in: header name: Authorization description: Org API key as `Token token=ei_live_...` ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.