Beta Managed Agents Cache Creation Usage
BetaManagedAgentsCacheCreationUsage objectPrompt-cache creation token usage broken down by cache lifetime.
ephemeral_1h_input_tokens: optional numberTokens used to create 1-hour ephemeral cache entries.
format: int32
ephemeral_5m_input_tokens: optional numberTokens used to create 5-minute ephemeral cache entries.
format: int32