> ## Documentation Index > Fetch the complete documentation index at: https://documentation.qonversion.io/llms.txt > Use this file to discover all available pages before exploring further. # Publish a screen > Publishes a screen, setting its status to `published`. No request body is required. ## OpenAPI ````yaml /api-reference/rest-api-v4.yaml post /screens/{screen_id}/publish openapi: 3.0.3 info: title: Qonversion REST API v4 version: '4.0' description: >- Qonversion REST API v4 follows REST standards. It has predictable resource-oriented URLs, accepts JSON-encoded request bodies, returns JSON-encoded responses, and uses standard HTTP response codes, authentication, and verbs. servers: - url: https://api.qonversion.io/v4 description: Production security: - secretAuth: [] tags: - name: Users description: Retrieve Qonversion users - name: User Properties description: Manage user-level attributes - name: Identities description: Link Qonversion users to your own auth IDs - name: Entitlements description: Entitlement definitions and user grants - name: Purchases description: A user's purchase history - name: Products description: Products configured in the Qonversion dashboard - name: Customers description: Aggregated customer records, properties, permissions, and metrics - name: Segments description: Dynamic and system segments of users - name: Experiments description: Paywall and offering A/B experiments - name: Screens description: No-code paywall screens — CRUD, publish, analytics - name: Analytics description: Charts, cards, cohorts, LTV, and insights - name: Exports description: Asynchronous data exports - name: Events description: Event catalog - name: Scheduled Reports description: Recurring reports delivered to external destinations - name: Integrations description: Third-party integrations configuration - name: Automations description: Event-driven automations - name: Project Settings description: Project-level configuration, secret, and store credentials paths: /screens/{screen_id}/publish: post: tags: - Screens summary: Publish a screen description: | Publishes a screen, setting its status to `published`. No request body is required. operationId: v4PublishScreen parameters: - name: screen_id in: path required: true description: Screen identifier. schema: type: string pattern: ^[a-zA-Z0-9._-]+$ maxLength: 256 example: scr_abc123 responses: '200': description: Published screen. headers: Cache-Control: schema: type: string example: no-cache content: application/json: schema: $ref: '#/components/schemas/V4Screen' '400': description: Invalid screen_id content: application/json: schema: $ref: '#/components/schemas/V4Error' '401': description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/V4Error' '403': description: Insufficient permissions content: application/json: schema: $ref: '#/components/schemas/V4Error' '404': description: Screen not found content: application/json: schema: $ref: '#/components/schemas/V4Error' '500': description: Internal error content: application/json: schema: $ref: '#/components/schemas/V4Error' '502': description: Upstream service failure content: application/json: schema: $ref: '#/components/schemas/V4Error' '504': description: Upstream timeout content: application/json: schema: $ref: '#/components/schemas/V4Error' security: - secretAuth: [] components: schemas: V4Screen: description: | Full screen representation returned by `GET /v4/screens/{screen_id}`. Extends `V4ScreenSummary` with the render-time fields an SDK needs to initialise and display a paywall (DEV-777). allOf: - $ref: '#/components/schemas/V4ScreenSummary' - type: object required: - background - default_lang - configs - prod_key - sandbox_key - content - used properties: background: type: string nullable: true description: CSS background for the paywall root element. default_lang: type: string nullable: true description: | Default localisation key. When the SDK can't match the user's locale it falls back to this language. example: en configs: description: | Base screen configuration. Opaque JSON blob consumed by the Qonversion SDK — shape is defined by the no-code editor and MAY evolve without a version bump. prod_key: type: string nullable: true description: | SDK integration key used in production builds. Load-bearing — the SDK cannot render the screen without it. sandbox_key: type: string nullable: true description: SDK integration key for sandbox / test builds. content: description: | Localised screen content keyed by language code (e.g. `{ "en": {...}, "ru": {...} }`). Each value is an opaque JSON blob consumed by the SDK renderer. used: type: array items: type: string description: UIDs of triggers currently targeting this screen. V4Error: type: object required: - error properties: error: type: object required: - type - code - message properties: type: type: string enum: - request - resource - logical - internal code: type: string description: | Machine-readable snake_case error code. Examples include `invalid_data`, `invalid_request`, `invalid_product_id`, `not_found`, `already_exists`, `offering_already_exists`, `product_not_in_project`, `cannot_set_main_directly`, `cannot_demote_main`, `cannot_patch_experiment_variant`, `cannot_delete_experiment_variant`, and `cannot_setmain_experiment_variant`. Resource-specific codes are documented on the corresponding reference page. message: type: string description: Human-readable description. May change; do not parse. details: type: array nullable: true description: Per-field validation errors, present on 400 validation failures. items: type: object properties: field: type: string message: type: string V4ScreenSummary: type: object required: - object - id - url - name - status - is_web - created_at - updated_at description: | Lean screen representation used on list endpoints. Omits render-time fields (`configs`, `content`, `prod_key`, `sandbox_key`, `used`, etc.) to keep paginated walks cheap. Fetch `V4Screen` via `GET /v4/screens/{screen_id}` for the full render payload. properties: object: type: string enum: - screen id: type: string example: scr_abc123 url: type: string example: /v4/screens/scr_abc123 name: type: string example: Onboarding Paywall status: type: string x-extensible-enum: - legacy - draft - published - modified example: published type: type: string nullable: true x-extensible-enum: - paywall - web_flow - onboarding context_key: type: string nullable: true is_web: type: boolean default: false created_at: type: string format: date-time example: '2025-09-15T12:30:00Z' updated_at: type: string format: date-time example: '2025-11-03T10:26:40Z' securitySchemes: secretAuth: type: http scheme: bearer bearerFormat: sk_… description: >- Bearer authentication using the project **Secret Key** (prefixed with `sk_`, or `test_sk_` for sandbox). All v4 public endpoints require the Secret Key — see [Authentication](/reference/v4/authentication). Never expose the Secret Key in client-side code. ````