Datadog Cloud Network Monitoring (CNM) automatically detects API calls to Azure Blob Storage, Cosmos, Postgres and other Azure services listed below:

Name
access_control_service
active_directory
api_management
app_service
biz_talk_services
blob_storage
container_registry
cosmos_db
files
key_vault
management_services
media_services
mobile_apps
postgres
queue_storage
service_bus
sql_database
table_storage
traffic_manager

Further Reading

Additional helpful documentation, links, and articles: