Developer platform · API v1

Build with the FastCMS API.

Read the live demo database through a typed, versioned API. Selected integration writes are implemented behind bearer-token authentication.

Open Swagger UIOpen ReDocDownload swagger.jsonView on GitHub
Public preview access. GET endpoints require no authentication. Writes return 503 until FASTSME_API_TOKEN is configured; enabled clients send Authorization: Bearer <token>.

Resources

Pages

Structured CMS pages and publishing metadata.

GET /api/v1/pagesGET /api/v1/pages/{id}

Images

Managed image assets and rendition metadata.

GET /api/v1/imagesGET /api/v1/images/{id}

Documents

Managed downloadable documents.

GET /api/v1/documentsGET /api/v1/documents/{id}

Form submissions

Structured form submissions received by CMS pages.

GET /api/v1/submissionsGET /api/v1/submissions/{id}

Quick start

curl "https://cms.fastsme.com/api/v1/pages?limit=20"

python - <<'PY'
import requests
rows = requests.get("https://cms.fastsme.com/api/v1/pages", timeout=20).json()
print(rows["data"])
PY

Runtime OpenAPI: /api/openapi.json · Stable compatibility schema: /swagger.json · Interactive docs: /api/docs