> ## Documentation Index > Fetch the complete documentation index at: https://www.ravion.com/docs/llms.txt > Use this file to discover all available pages before exploring further. # List a Slack integration's channels > List one page of the public channels in the Slack workspace a SLACK integration authorizes, so a SLACKCHANNEL destination's channelId can be picked from… ## OpenAPI ````yaml https://api.ravion.com/openapi.yaml get /integrations/{id}/slack/channels openapi: 3.0.0 info: title: Ravion version: 0.0.0 servers: - url: https://api.ravion.com security: - BearerAuth: [] tags: - name: Projects - name: Environments - name: FeatureFlags - name: Pipelines - name: PipelineRuns - name: TerraformResources - name: TerraformExecutionSummaries - name: PipelineStepExecutions - name: AwsCloudWatch - name: AwsAmp - name: PipelineVersions - name: Organizations - name: Stacks - name: StackWorkspaces - name: Auth - name: OAuth - name: User - name: Health - name: Memberships - name: ServiceAccounts - name: Integrations - name: AwsDefaultNetworks - name: AwsAccounts - name: ApiKeys - name: EksPrometheus - name: EksLoki - name: ExecutionEnvironments - name: ModuleDefinitions - name: ModuleCategories - name: ModuleVersions - name: ModuleInstances - name: DefaultValueDefinitions - name: DefaultValues - name: CodeSources - name: Github - name: GitHub Actions - name: Alerts - name: Gitlab - name: Slack - name: Git - name: MergeQueues - name: Values - name: Deployments - name: DeploymentResources - name: InfrastructureEvents - name: WebSocket - name: Domains - name: AcmCertificates - name: NotificationDestinations - name: NotificationDispatches - name: NotificationEvents - name: NotificationRules - name: Activity - name: Describe - name: Reports - name: BillingPlans - name: BillingAccounts - name: BillingCycles - name: BillingUsageSummaries - name: BillingAddOns - name: BillingInvoices - name: Authorization - name: Sandboxes - name: SandboxCommands - name: SandboxPorts - name: Apps paths: /integrations/{id}/slack/channels: get: tags: - Integrations summary: List a Slack integration's channels description: >- List one page of the public channels in the Slack workspace a SLACK integration authorizes, so a SLACK_CHANNEL destination's `channelId` can be picked from real channel names instead of typed in blind. `cursor` and `limit` pass straight through to Slack's own conversations.list pagination — this endpoint fetches and returns exactly one page, it does not pre-fetch a workspace's full channel list. Requires a SLACK integration in ACTIVE status; an integration in any other status reports 409 rather than failing the underlying Slack call. An integration of another provider is refused with 400. Available to organizations with notifications enabled; refused with 403 otherwise. operationId: ListSlackIntegrationChannels parameters: - in: path name: id required: true schema: type: string - $ref: '#/components/parameters/PaginationQueryParams.cursor' - $ref: '#/components/parameters/PaginationQueryParams.limit' responses: '200': content: application/json: schema: additionalProperties: false properties: data: items: $ref: '#/components/schemas/SlackChannel' type: array meta: $ref: '#/components/schemas/PaginationMeta' required: - data - meta type: object description: The request has succeeded. '400': content: application/json: schema: $ref: '#/components/schemas/Errors.UserFacingErrorData' description: The request is invalid or malformed. '401': content: application/json: schema: $ref: '#/components/schemas/Errors.UserFacingErrorData' description: You are not authenticated '403': content: application/json: schema: $ref: '#/components/schemas/Errors.UserFacingErrorData' description: You do not have permission to access this resource. '404': content: application/json: schema: $ref: '#/components/schemas/Errors.UserFacingErrorData' description: The server cannot find the requested resource. '409': content: application/json: schema: $ref: '#/components/schemas/Errors.UserFacingErrorData' description: The request conflicts with the current state of the server. '500': content: application/json: schema: $ref: '#/components/schemas/Errors.UserFacingErrorData' description: Server error components: parameters: PaginationQueryParams.cursor: in: query name: cursor schema: nullable: true type: string PaginationQueryParams.limit: in: query name: limit schema: format: int32 nullable: true type: integer schemas: SlackChannel: additionalProperties: false properties: id: description: >- Slack channel id — the value a SLACK_CHANNEL destination's `channelId` config field takes. type: string name: description: Channel name, without the leading `#`. type: string required: - id - name type: object PaginationMeta: additionalProperties: false properties: limit: format: int32 type: integer nextCursor: type: string totalCount: format: int32 type: integer required: - limit type: object Errors.UserFacingErrorData: additionalProperties: false description: |- User-facing error presentation data. This is what the API returns to the frontend after formatting ErrorData using CEL templates from the error registry. Used for both: - Error fields on domain models (e.g., PipelineRun.error) - API error response bodies (HTTP 4xx/5xx responses) properties: action: allOf: - $ref: '#/components/schemas/Errors.Action' description: Optional action to help resolve the error code: description: Full error code, e.g., "Ravion:Pipeline:NOT_FOUND" type: string description: description: Additional description with more details type: string details: description: Structured details rendered as user-facing sections. items: $ref: '#/components/schemas/Errors.UserFacingErrorDetailSection' type: array isInternal: description: >- Indicates whether this error is internal (only set when ShowInternal=true). This allows SUPERADMINs to identify internal errors while viewing full details. type: boolean message: description: Main error message (required) type: string metadata: additionalProperties: {} description: >- Error params/metadata. Stripped for internal errors unless superadmin. type: object requestId: description: Request ID for correlating errors with server logs. type: string required: - code - message type: object Errors.Action: additionalProperties: false description: Action to help user resolve the error properties: label: description: Button/link label text type: string url: description: URL to navigate to for resolution type: string required: - label - url type: object Errors.UserFacingErrorDetailSection: additionalProperties: false description: Structured user-facing error detail section. properties: items: description: List of detail values for this section. items: type: string type: array object: additionalProperties: {} description: Structured detail payload for object rendering. type: object render: description: Rendering hint for clients. Valid values are list or object. type: string title: description: Detail section title shown in the UI. type: string required: - title - render type: object securitySchemes: BearerAuth: scheme: Bearer type: http ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.