> ## 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.

# Get one immutable skill version

> Returns one immutable skill version by id, including its full instructions. The version must belong to the skill in the path; a mismatch is a 404 rather than a cross-skill read.



## OpenAPI

````yaml /managed-agents/openapi.yaml get /managed-agents/v1/skills/{skill_id}/versions/{skill_version_id}
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/skills/{skill_id}/versions/{skill_version_id}:
    get:
      tags:
        - Skills
      summary: Get one immutable skill version
      description: >-
        Returns one immutable skill version by id, including its full
        instructions. The version must belong to the skill in the path; a
        mismatch is a 404 rather than a cross-skill read.
      operationId: managedAgentsGetSkillVersion
      parameters:
        - description: Skill id (UUID) the version belongs to.
          in: path
          name: skill_id
          required: true
          schema:
            description: Skill id (UUID) the version belongs to.
            format: uuid
            type: string
        - description: >-
            Immutable skill version id (UUID), as listed by listSkillVersions or
            reported as a skill's latest_skill_version_id.
          in: path
          name: skill_version_id
          required: true
          schema:
            description: >-
              Immutable skill version id (UUID), as listed by listSkillVersions
              or reported as a skill's latest_skill_version_id.
            format: uuid
            type: string
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ManagedAgentsSkillVersion'
          description: >-
            An immutable snapshot of a skill's document and metadata, minted on
            every update. An agent may pin one, so that what a session runs
            cannot change under it.
        '400':
          description: The request was rejected by schema or semantic validation.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ManagedAgentsApiError'
        '401':
          description: The caller is unauthenticated.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ManagedAgentsApiError'
        '403':
          description: The caller lacks a required permission or capability.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ManagedAgentsApiErrorForbidden'
        '404':
          description: No such resource is reachable for this caller.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ManagedAgentsApiError'
        '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:
                $ref: '#/components/schemas/ManagedAgentsApiError'
        '500':
          description: An unexpected server-side failure.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ManagedAgentsApiError'
        '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:
                $ref: '#/components/schemas/ManagedAgentsApiError'
        '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:
    ManagedAgentsSkillVersion:
      description: >-
        An immutable snapshot of a skill's document and metadata, minted on
        every update. An agent may pin one, so that what a session runs cannot
        change under it.
      properties:
        artifact_sha256:
          description: SHA-256 checksum of the stored document.
          type: string
        bundle:
          $ref: '#/components/schemas/ManagedAgentsSkillBundle'
          description: >-
            The files bundled with this version, and the archive they are
            mounted from. Absent for a version that carries only a document.
        created_at:
          description: Server-assigned RFC 3339 timestamp of when this version was minted.
          format: date-time
          type: string
        created_by:
          description: Identifier of the caller that minted this version.
          type: string
        description:
          description: The skill's routing description as it stood at this version.
          type: string
        entrypoint_path:
          description: >-
            Path of the document within the bundle. SKILL.md unless the author
            moved it.
          type: string
        file_manifest:
          description: >-
            Relative paths of files bundled with the skill. Listed to the model
            at activation; read only if it uses them.
          items:
            type: string
          type: array
        frontmatter:
          additionalProperties: {}
          description: >-
            The parsed SKILL.md frontmatter as authored, including fields this
            platform does not interpret.
          type: object
        instructions:
          description: >-
            The skill's full Markdown instructions. Returned only when reading a
            single version, since a listing has no use for it.
          type: string
        metadata:
          additionalProperties: {}
          description: >-
            Caller-owned key/value data stored with this version and returned
            unchanged.
          type: object
        name:
          description: The skill's addressable name as it stood at this version.
          type: string
        organization_id:
          description: >-
            Organization that owns this record. Resolved from the API key; never
            accepted from the caller.
          type: string
        skill_id:
          description: Skill this version belongs to.
          type: string
        skill_version_id:
          description: >-
            Identifier for this skill version. Server-assigned. Pass it when
            attaching a skill that must stay pinned to a specific revision.
          type: string
        version_number:
          description: >-
            Monotonically increasing version counter within the skill, starting
            at 1. Server-assigned.
          format: int64
          type: integer
      required:
        - organization_id
        - skill_id
        - skill_version_id
        - version_number
        - name
        - description
        - created_at
      type: object
      example:
        artifact_sha256: example
        bundle:
          bytes: 1
          entries:
            - bytes: 1
              mode: 1
              path: example
              sha256: example
          sha256: example
        created_at: '2026-02-18T09:30:00.000Z'
        created_by: example
        description: example
        entrypoint_path: example
        file_manifest:
          - example
        frontmatter:
          key: example
        instructions: example
        metadata:
          key: example
        name: example-name
        organization_id: 9f8b1c2d-3e4f-5a6b-7c8d-9e0f1a2b3c4d
        skill_id: 9f8b1c2d-3e4f-5a6b-7c8d-9e0f1a2b3c4d
        skill_version_id: 9f8b1c2d-3e4f-5a6b-7c8d-9e0f1a2b3c4d
        version_number: 1
    ManagedAgentsApiError:
      type: object
      properties:
        code:
          type: string
          minLength: 1
          description: Stable machine-readable error code.
          enum:
            - analytics
            - analytics_not_ready
            - artifact_fetch_unavailable
            - artifact_generation_mismatch
            - artifact_hash_mismatch
            - artifact_invalid_events
            - artifact_invalid_json
            - artifact_not_allowlisted
            - artifact_size_mismatch
            - atlassian_rate_limited
            - atlassian_unavailable
            - atomic_ingest_timeout
            - auth_unavailable
            - automation_event_source_invalid
            - automation_memory_unavailable
            - automation_reference_invalid
            - automation_runs_unconfigured
            - automations_unconfigured
            - bad_gateway
            - built_in_catalog_unavailable
            - built_in_integrations_disabled
            - built_in_integrations_unconfigured
            - compute_offerings_unavailable
            - conflict
            - content_store_request_canceled
            - content_store_unavailable
            - content_store_upload_timeout
            - credential_encryption_unconfigured
            - delegate_preparation_failed
            - entity_family_not_permitted
            - environment_not_verified
            - evaluation_cancellation_pending
            - evaluation_deletion_pending
            - event_admission_unavailable
            - event_ingress_unavailable
            - event_source_verification_credential_invalid
            - event_sources_unconfigured
            - execution_unconfigured
            - file_quota_exceeded
            - file_storage_unconfigured
            - forbidden
            - gateway_timeout
            - gestalt_unconfigured
            - github_rate_limited
            - github_unavailable
            - handoff_access_invalid
            - handoff_access_unavailable
            - handoff_access_unsupported
            - handoff_capture_unavailable
            - handoff_requires_retest
            - handoff_revoke_unavailable
            - handoff_signal_unavailable
            - idempotency_conflict
            - idempotency_in_progress
            - idempotency_unavailable
            - ingest_policy_changed
            - ingest_policy_not_found
            - ingest_policy_revoked
            - integrations_unconfigured
            - internal_error
            - invalid_json
            - invalid_pull_request_review_result
            - invalid_request
            - invalid_scope
            - invariant_violation
            - launchdarkly_rate_limited
            - launchdarkly_unavailable
            - live_fleet_unconfigured
            - managed_agents_unavailable
            - merge_key_rejected
            - merge_link_unavailable
            - merge_rate_limited
            - merge_unavailable
            - missing_dependency
            - model_gateway_metadata_missing
            - model_gateway_unconfigured
            - model_gateway_unreachable
            - mutation_transaction_budget_exceeded
            - not_found
            - page_token_expired
            - payload_too_large
            - persistence_busy
            - precondition_failed
            - precondition_required
            - provider_registration_unsupported
            - provider_selection_unsupported
            - rate_limit_exceeded
            - rate_limited
            - repository_automation_unconfigured
            - request_too_large
            - reserved_source_type
            - revision_conflict
            - run_log_store_unavailable
            - runner_image_resolution_failed
            - sandbox_provider_disabled
            - service_unavailable
            - session_analyst_busy
            - session_analyst_model_unavailable
            - session_analyst_unconfigured
            - session_start_admission_unavailable
            - session_start_not_admitted
            - setup_fallback_environment_unsafe
            - setup_run_finished
            - setup_run_in_progress
            - setup_run_limit
            - setup_run_not_started
            - setup_runs_unavailable
            - skill_storage_unconfigured
            - slack_channels_rejected
            - slack_channels_unavailable
            - slack_channels_unconfigured
            - slack_connection_malformed
            - slack_event_intake_unavailable
            - slack_installation_mismatch
            - slack_missing_scope
            - slack_rate_limited
            - slack_reapproval_required
            - source_ownership_mismatch
            - source_revision_conflict
            - spanner_unavailable
            - streaming_unsupported
            - submission_transaction_budget_exceeded
            - task_version_number_conflict
            - team_board_unconfigured
            - too_many_streams
            - unauthorized
            - unsupported_media_type
            - vault_creation_retired
            - version_content_conflict
            - webhook_delivery_too_large
            - workspace_boundary_denied
        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.
    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.
    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.
    ManagedAgentsSkillBundle:
      description: >-
        The files bundled with one skill version, stored as a single canonical
        archive and extracted into the session sandbox so the agent can read
        references and run scripts.
      properties:
        bytes:
          description: >-
            Compressed size of the archive in bytes, which is what mounting this
            skill into a session costs to transfer.
          format: int64
          type: integer
        entries:
          description: Every file in the bundle, sorted by path.
          items:
            $ref: '#/components/schemas/ManagedAgentsSkillBundleEntry'
          type: array
        sha256:
          description: >-
            SHA-256 checksum of the canonical archive; uploads of identical
            files have the same value.
          type: string
      required:
        - sha256
        - bytes
      type: object
      example:
        bytes: 1
        entries:
          - bytes: 1
            mode: 1
            path: example
            sha256: example
        sha256: example
    ManagedAgentsSkillBundleEntry:
      description: >-
        One file inside a skill version's bundle, listed so a caller can see
        what a version ships, and what of it the sandbox will be able to run,
        without downloading the archive.
      properties:
        bytes:
          description: Size of the file in bytes.
          format: int64
          type: integer
        mode:
          description: >-
            Permission bits the file is extracted with: 0755 for files under
            scripts/, 0644 otherwise. Assigned by this platform from the file's
            location, never taken from the uploaded archive.
          minimum: 0
          type: integer
        path:
          description: >-
            Path of the file relative to the skill's own directory, e.g.
            scripts/tag.sh.
          type: string
        sha256:
          description: >-
            SHA-256 of the file's contents. Stable across repacking, so
            comparing two versions' entries decides which files were added,
            removed, or changed without downloading either bundle.
          type: string
      required:
        - path
        - bytes
        - sha256
        - mode
      type: object
      example:
        bytes: 1
        mode: 1
        path: example
        sha256: example
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: A Recursion API key, created in the console under API keys.

````