> ## Documentation Index > Fetch the complete documentation index at: https://docs.phosra.com/llms.txt > Use this file to discover all available pages before exploring further. # List rating systems > List all content rating systems (MPAA, TV, ESRB, PEGI, CSM). Rating systems are the content-classification vocabularies Phosra maps against — MPAA, ESRB, PEGI, Common Sense Media, and the US TV Parental Guidelines. This endpoint is **public**; use it to discover the `id` you pass to the other ratings endpoints. ```bash theme={null} curl https://phosra-api-sandbox-production.up.railway.app/api/v1/ratings/systems ``` ```json Example response (live sandbox) theme={null} [ { "id": "csm", "name": "Common Sense Media", "country": "US", "media_type": "general", "description": "Common Sense Media age-based ratings" }, { "id": "esrb", "name": "ESRB", "country": "US", "media_type": "game", "description": "Entertainment Software Rating Board" }, { "id": "mpaa", "name": "MPAA", "country": "US", "media_type": "movie", "description": "Motion Picture Association of America film rating system" }, { "id": "pegi", "name": "PEGI", "country": "EU", "media_type": "game", "description": "Pan European Game Information" }, { "id": "tvpg", "name": "TV Parental Guidelines", "country": "US", "media_type": "tv", "description": "US television content rating system" } ] ``` ## OpenAPI ````yaml GET /ratings/systems openapi: 3.1.0 info: title: Phosra API description: Universal Parental Controls API - Define once, push everywhere version: 1.0.0 contact: name: Phosra Developer Support url: https://docs.phosra.com license: name: Proprietary url: https://phosra.com/terms servers: - url: https://phosra-api-sandbox-production.up.railway.app/api/v1 description: >- Hosted sandbox — the one canonical, stable, partner-facing testing endpoint (seeded demo family + phosra_test_ keys). Default so the inline Try it never touches production. Same base the CLI uses. - url: https://prodapi.phosra.com/api/v1 description: Production - url: http://localhost:8080/api/v1 description: Local development security: - BearerAuth: [] paths: /ratings/systems: get: tags: - Ratings summary: List rating systems description: List all content rating systems (MPAA, TV, ESRB, PEGI, CSM). operationId: listRatingSystems responses: '200': description: Rating systems content: application/json: schema: type: array items: $ref: '#/components/schemas/RatingSystem' example: - id: csm name: Common Sense Media country: US media_type: general description: Common Sense Media age-based ratings - id: esrb name: ESRB country: US media_type: game description: Entertainment Software Rating Board '401': $ref: '#/components/responses/Unauthorized' '429': $ref: '#/components/responses/RateLimited' '500': $ref: '#/components/responses/ServerError' security: [] x-codeSamples: - lang: JavaScript label: SDK (@phosra/sdk) source: | import { PhosraClient } from "@phosra/sdk"; const phosra = new PhosraClient({ baseUrl: "https://phosra-api-sandbox-production.up.railway.app/api/v1", accessToken: process.env.PHOSRA_API_KEY, }); const result = await phosra.ratings.systems(); console.log(result); - lang: Shell label: cURL source: > curl -sS "https://phosra-api-sandbox-production.up.railway.app/api/v1/ratings/systems" - lang: Python label: Python source: | import requests BASE = "https://phosra-api-sandbox-production.up.railway.app/api/v1" res = requests.get( f"{BASE}/ratings/systems", ) print(res.status_code, res.json()) - lang: Go label: Go source: "package main\n\nimport (\n\t\"fmt\"\n\t\"io\"\n\t\"net/http\"\n)\n\nfunc main() {\n\tbase := \"https://phosra-api-sandbox-production.up.railway.app/api/v1\"\n\treq, _ := http.NewRequest(\"GET\", base+\"/ratings/systems\", nil)\n\tresp, err := http.DefaultClient.Do(req)\n\tif err != nil {\n\t\tpanic(err)\n\t}\n\tdefer resp.Body.Close()\n\tout, _ := io.ReadAll(resp.Body)\n\tfmt.Println(resp.Status, string(out))\n}\n" components: schemas: RatingSystem: type: object properties: id: type: string description: Unique identifier for this resource. name: type: string description: Human-readable display name. country: type: string description: ISO country associated with this resource. media_type: type: string description: >- Type of media the rating system applies to (e.g. `game`, `film`, `general`). description: type: string description: Human-readable description. additionalProperties: true Error: type: object properties: error: type: string description: >- Short, stable, machine-readable error class — matches the HTTP status text (e.g. `Not Found`). message: type: string description: >- Human-readable explanation of what went wrong and, where possible, how to fix it. code: type: integer description: Numeric HTTP status code, duplicated in the body for convenience. description: Standard error envelope returned for every 4xx and 5xx response. example: error: Not Found message: policy not found code: 404 additionalProperties: true responses: Unauthorized: description: >- Authentication failed. Send a Bearer WorkOS JWT, or a `phosra_live_`/`phosra_test_` developer API key, in the `Authorization` header. content: application/json: schema: $ref: '#/components/schemas/Error' example: error: Unauthorized message: missing or invalid Authorization header code: 401 RateLimited: description: >- Too many requests. Back off and retry after the interval given in the `Retry-After` response header. content: application/json: schema: $ref: '#/components/schemas/Error' example: error: Too Many Requests message: rate limit exceeded code: 429 ServerError: description: >- An unexpected error occurred inside Phosra. The request is safe to retry with exponential backoff; contact support if it persists. content: application/json: schema: $ref: '#/components/schemas/Error' example: error: Internal Server Error message: internal error code: 500 securitySchemes: BearerAuth: type: http scheme: bearer bearerFormat: JWT ````