> ## Documentation Index > Fetch the complete documentation index at: https://docs.labelbox.com/llms.txt > Use this file to discover all available pages before exploring further. # List event sources > Returns a bounded page of non-secret source summaries, newest first. Protocol configuration is available only on member reads. ## OpenAPI ````yaml /managed-agents/openapi.yaml get /managed-agents/v1/event-sources openapi: 3.1.0 info: title: Managed Agents API version: 0.13.0 description: >- The Recursion Managed Agents REST API. Authenticate with a Recursion API key as a bearer token. An organization-scoped key acts in its own organization and needs nothing else; a tenant-scoped key must also send `x-organization-id` with an organization id or `default`. Field names follow each operation's published schema. servers: - url: https://api.recursion.labelbox.com security: - bearerAuth: [] paths: /managed-agents/v1/event-sources: get: tags: - Event Sources summary: List event sources description: >- Returns a bounded page of non-secret source summaries, newest first. Protocol configuration is available only on member reads. operationId: managedAgentsListEventSources parameters: - description: Maximum source summaries to return. Defaults to 50. in: query name: limit schema: default: 50 description: Maximum source summaries to return. Defaults to 50. maximum: 100 minimum: 1 type: integer - description: >- Opaque cursor from nextCursor. Pass it unchanged with the same limit. in: query name: cursor schema: description: >- Opaque cursor from nextCursor. Pass it unchanged with the same limit. type: string responses: '200': content: application/json: schema: $ref: '#/components/schemas/ManagedAgentsEventSourcePageResponse' description: Bounded page of event sources owned by the calling workspace. '400': description: The request was rejected by schema or semantic validation. content: application/json: schema: $ref: '#/components/schemas/ManagedAgentsApiErrorInvalidRequest' '401': description: The caller is unauthenticated. content: application/json: schema: $ref: '#/components/schemas/ManagedAgentsApiErrorUnauthorized' '403': description: The caller lacks a required permission or capability. content: application/json: schema: $ref: '#/components/schemas/ManagedAgentsApiErrorForbidden' '429': headers: Retry-After: description: Seconds the caller should wait before retrying. schema: type: string style: simple description: A rate limit is exhausted. Honor `Retry-After`. content: application/json: schema: oneOf: - $ref: >- #/components/schemas/ManagedAgentsApiErrorRateLimitExceeded - $ref: '#/components/schemas/ManagedAgentsApiErrorRateLimited' discriminator: propertyName: code mapping: rate_limit_exceeded: $ref: >- #/components/schemas/ManagedAgentsApiErrorRateLimitExceeded rate_limited: $ref: '#/components/schemas/ManagedAgentsApiErrorRateLimited' '500': description: An unexpected server-side failure. content: application/json: schema: oneOf: - $ref: '#/components/schemas/ManagedAgentsApiErrorInternalError' - $ref: >- #/components/schemas/ManagedAgentsApiErrorInvariantViolation discriminator: propertyName: code mapping: internal_error: $ref: '#/components/schemas/ManagedAgentsApiErrorInternalError' invariant_violation: $ref: >- #/components/schemas/ManagedAgentsApiErrorInvariantViolation '502': description: The service returned an invalid response. content: application/json: schema: $ref: '#/components/schemas/ManagedAgentsApiErrorBadGateway' '503': headers: Retry-After: description: Seconds the caller should wait before retrying. schema: type: string style: simple description: A dependency is unavailable. Retryable. content: application/json: schema: oneOf: - $ref: >- #/components/schemas/ManagedAgentsApiErrorManagedAgentsUnavailable - $ref: >- #/components/schemas/ManagedAgentsApiErrorServiceUnavailable discriminator: propertyName: code mapping: managed_agents_unavailable: $ref: >- #/components/schemas/ManagedAgentsApiErrorManagedAgentsUnavailable service_unavailable: $ref: >- #/components/schemas/ManagedAgentsApiErrorServiceUnavailable '504': headers: Retry-After: description: When to retry, as delay seconds or an HTTP date. schema: type: string description: The service did not respond before the timeout. Retryable. content: application/json: schema: $ref: '#/components/schemas/ManagedAgentsApiErrorGatewayTimeout' components: schemas: ManagedAgentsEventSourcePageResponse: additionalProperties: false description: Bounded page of event sources owned by the calling workspace. properties: items: description: Event sources in newest-first order. items: $ref: '#/components/schemas/ManagedAgentsEventSourceSummary' type: array nextCursor: description: Opaque cursor for the next page, or null when this is the last page. type: - 'null' - string total: description: Total event sources visible to the caller. format: int64 minimum: 0 type: integer required: - items - nextCursor - total type: object example: items: - createdAt: '2026-02-18T09:30:00.000Z' delivery: kind: webhook webhookUrl: example displayName: example eventSourceId: 9f8b1c2d-3e4f-5a6b-7c8d-9e0f1a2b3c4d revision: 1 status: paused type: slack_events_api updatedAt: '2026-02-18T09:30:00.000Z' nextCursor: example total: 1 ManagedAgentsApiErrorInvalidRequest: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - invalid_request message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorUnauthorized: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - unauthorized message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorForbidden: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - forbidden message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorRateLimitExceeded: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - rate_limit_exceeded message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorRateLimited: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - rate_limited message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorInternalError: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - internal_error message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorInvariantViolation: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - invariant_violation message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorBadGateway: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - bad_gateway message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorManagedAgentsUnavailable: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - managed_agents_unavailable message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorServiceUnavailable: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - service_unavailable message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsApiErrorGatewayTimeout: type: object properties: code: type: string minLength: 1 description: Stable machine-readable error code. enum: - gateway_timeout message: type: string minLength: 1 description: Human-readable error message. details: description: Optional structured error details. type: object propertyNames: type: string additionalProperties: {} required: - code - message additionalProperties: false description: Standard flat error response. ManagedAgentsEventSourceSummary: additionalProperties: false description: Compact event-source representation returned by the collection endpoint. properties: createdAt: description: Time the event source was created. format: date-time type: string delivery: $ref: '#/components/schemas/ManagedAgentsEventSourceDeliverySummary' description: Webhook endpoint or owning integration connection. displayName: description: Human-readable source name. type: string eventSourceId: description: Stable identifier for the event source. format: uuid type: string revision: description: Monotonic revision represented by the member ETag. format: int64 minimum: 1 type: integer status: description: Current lifecycle state. enum: - paused - active type: string type: description: Inbound provider protocol interpreted by this source. enum: - slack_events_api - github_webhook - custom_webhook type: string updatedAt: description: Time the event source was last changed. format: date-time type: string required: - eventSourceId - displayName - type - status - delivery - revision - createdAt - updatedAt type: object example: createdAt: '2026-02-18T09:30:00.000Z' delivery: kind: webhook webhookUrl: example displayName: example eventSourceId: 9f8b1c2d-3e4f-5a6b-7c8d-9e0f1a2b3c4d revision: 1 status: paused type: slack_events_api updatedAt: '2026-02-18T09:30:00.000Z' ManagedAgentsEventSourceDeliverySummary: description: Delivery identity without member-only verification configuration. oneOf: - $ref: '#/components/schemas/ManagedAgentsWebhookEventSourceDeliverySummary' - $ref: '#/components/schemas/ManagedAgentsIntegrationEventSourceDelivery' type: object example: kind: webhook webhookUrl: example ManagedAgentsWebhookEventSourceDeliverySummary: additionalProperties: false description: Customer webhook delivery without verification configuration. properties: kind: description: Customer-configured webhook delivery. enum: - webhook type: string webhookUrl: description: Relative public endpoint to configure at the event provider. type: string required: - kind - webhookUrl type: object example: kind: webhook webhookUrl: example ManagedAgentsIntegrationEventSourceDelivery: additionalProperties: false description: >- Connection-managed delivery; no customer webhook or verification credential is required. properties: connectionId: description: Owning integration connection in the same workspace. format: uuid readOnly: true type: string kind: description: Delivery through the platform integration callback. enum: - integration type: string required: - kind - connectionId type: object example: connectionId: 9f8b1c2d-3e4f-5a6b-7c8d-9e0f1a2b3c4d kind: integration securitySchemes: bearerAuth: type: http scheme: bearer description: A Recursion API key, created in the console under API keys. ````