> ## Documentation Index
> Fetch the complete documentation index at: https://synthlabs.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# List execution events

> Read ordered customer lifecycle events for one execution.



## OpenAPI

````yaml /api-reference/openapi.json get /api/v1/users/{user_id}/registry/packages/{kind}/versions/{version_id}/executions/{execution_id}/events
openapi: 3.1.0
info:
  title: Synth API Reference
  version: 2026-08-23.alpha
  description: HTTP API for your account, tasks, datasets, agent runs and usage.
servers:
  - url: https://sprites-gateway.api.synthlabs.ai
    description: Synth API
security: []
tags:
  - name: Identity
    description: Manage customer tokens without exposing internal service credentials.
  - name: Registry
    description: >-
      Create, discover, set visibility, version, execute, and inspect results
      for Harbor-compatible tasks and datasets.
  - name: Managed execution
    description: Validate, run, observe, and retrieve Harbor-compatible managed work.
  - name: Usage
    description: Inspect authoritative current rolling quota.
paths:
  /api/v1/users/{user_id}/registry/packages/{kind}/versions/{version_id}/executions/{execution_id}/events:
    get:
      tags:
        - Registry
      summary: List execution events
      description: Read ordered customer lifecycle events for one execution.
      operationId: listRegistryExecutionEvents
      parameters:
        - in: path
          name: user_id
          required: true
          schema:
            format: uuid
            title: User Id
            type: string
        - in: path
          name: kind
          required: true
          schema:
            $ref: '#/components/schemas/PackageKind'
        - in: path
          name: version_id
          required: true
          schema:
            format: uuid
            title: Version Id
            type: string
        - in: path
          name: execution_id
          required: true
          schema:
            format: uuid
            title: Execution Id
            type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/RegistryExecutionEventPage'
          description: Successful Response
        '422':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
          description: Validation Error
      security:
        - UserBearer: []
components:
  schemas:
    PackageKind:
      enum:
        - task
        - dataset
      title: PackageKind
      type: string
    RegistryExecutionEventPage:
      additionalProperties: false
      description: Customer-curated lifecycle summary for one Registry execution.
      properties:
        contract_version:
          const: synth.registry.v1
          default: synth.registry.v1
          enum:
            - synth.registry.v1
          title: Contract Version
          type: string
        items:
          items:
            $ref: '#/components/schemas/RegistryExecutionEvent'
          maxItems: 1000
          title: Items
          type: array
        total:
          maximum: 1000
          minimum: 0
          title: Total
          type: integer
      required:
        - items
        - total
      title: RegistryExecutionEventPage
      type: object
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          title: Detail
          type: array
      title: HTTPValidationError
      type: object
    RegistryExecutionEvent:
      additionalProperties: false
      description: Bounded lifecycle fact without worker, attempt, or raw payload identity.
      properties:
        name:
          enum:
            - execution.created
            - execution.queued
            - execution.running
            - execution.succeeded
            - execution.failed
            - execution.canceled
            - execution.updated
          title: Name
          type: string
        occurred_at:
          format: date-time
          title: Occurred At
          type: string
        sequence:
          maximum: 1000
          minimum: 1
          title: Sequence
          type: integer
        state:
          maxLength: 64
          minLength: 1
          title: State
          type: string
      required:
        - sequence
        - name
        - state
        - occurred_at
      title: RegistryExecutionEvent
      type: object
    ValidationError:
      properties:
        ctx:
          title: Context
          type: object
        input:
          title: Input
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          title: Location
          type: array
        msg:
          title: Message
          type: string
        type:
          title: Error Type
          type: string
      required:
        - loc
        - msg
        - type
      title: ValidationError
      type: object
  securitySchemes:
    UserBearer:
      description: Synth customer access token for the current user and organization.
      scheme: bearer
      type: http

````

This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.