InputTokens int64

The number of input tokens.

InputTokensDetails BetaResponseUsageInputTokensDetails

A detailed breakdown of the input tokens.

CacheWriteTokens int64

The number of input tokens that were written to the cache.

CachedTokens int64

The number of tokens that were retrieved from the cache. More on prompt caching.

OutputTokens int64

The number of output tokens.

OutputTokensDetails BetaResponseUsageOutputTokensDetails

A detailed breakdown of the output tokens.

ReasoningTokens int64

The number of reasoning tokens.

TotalTokens int64

The total number of tokens used.