generated: '2026-07-11' method: derived source: openapi/marriott-international-developer-api-openapi.yml summary: types: - apiKey - oauth2 api_key_in: - header oauth2_flows: - clientCredentials schemes: - name: oauth2 type: oauth2 flows: - flow: clientCredentials tokenUrl: https://devportalprod.marriott.com/oauth/token scopes: 2 sources: - openapi/marriott-international-developer-api-openapi.yml - name: apiKey type: apiKey in: header parameter: X-API-Key sources: - openapi/marriott-international-developer-api-openapi.yml