This document explains pricing details for Firestore Enterprise edition. For Standard edition pricing, see Firestore pricing.

When you use Firestore Enterprise edition, you are charged for the following:

• Read Units, representing the data processed (documents or indexes) when you read data from your database, calculated in 4 KiB tranches. Full-text search and geospatial queries incur extra read unit charges based on query complexity and the amount of data scanned in the relevant index to find the results.
• Real-time Update Units (Applies to Native mode), representing real-time updates requested through the Firestore in Native mode client libraries, calculated in 4KiB tranches.
• Write Units, representing the data processed when you write data into your database, calculated in 1 KiB tranches.
• Event Units, represents the data included in each Event, calculated in 4 KiB tranches.
• The amount of storage that your database uses, including overhead for metadata and indexes.
• The amount of network bandwidth that you use.

Storage and bandwidth usage are calculated in gibibytes (GiB), where 1 GiB = 2^30 bytes. All charges accrue daily.

The following sections provide details about how you are charged for your Firestore Enterprise edition usage.