Database
Amazon Neptune
- Timebilled
- Bytesbilled
- Unitsbilled
In one line
Instance-hours or NCU-seconds on Serverless, plus storage and per-million I/O.
What gets missed
Standard bills I/O per million; I/O-Optimized removes that meter for higher instance and storage rates. You can switch between them only once per 30 days, in either direction, unlike Aurora.
Find it on your bill
Filter Cost Explorer or your Cost and Usage Report by these usage types. A usage type with no region prefix means us-east-1.
InstanceUsageInstanceUsageIOOptimizedStorageIOUsageNeptune:ServerlessUsage
Bills the same way
These services turn exactly the same meters, so what you learn here transfers.