diff --git a/internal/runtime/executor/usage_helpers.go b/internal/runtime/executor/usage_helpers.go
index 5669d9bc..0d0fa5ab 100644
--- a/internal/runtime/executor/usage_helpers.go
+++ b/internal/runtime/executor/usage_helpers.go
@@ -289,6 +289,7 @@ func parseGeminiCLIUsage(data []byte) usage.Detail {
 		OutputTokens:    node.Get("candidatesTokenCount").Int(),
 		ReasoningTokens: node.Get("thoughtsTokenCount").Int(),
 		TotalTokens:     node.Get("totalTokenCount").Int(),
+		CachedTokens:    node.Get("cachedContentTokenCount").Int(),
 	}
 	if detail.TotalTokens == 0 {
 		detail.TotalTokens = detail.InputTokens + detail.OutputTokens + detail.ReasoningTokens
@@ -310,6 +311,7 @@ func parseGeminiUsage(data []byte) usage.Detail {
 		OutputTokens:    node.Get("candidatesTokenCount").Int(),
 		ReasoningTokens: node.Get("thoughtsTokenCount").Int(),
 		TotalTokens:     node.Get("totalTokenCount").Int(),
+		CachedTokens:    node.Get("cachedContentTokenCount").Int(),
 	}
 	if detail.TotalTokens == 0 {
 		detail.TotalTokens = detail.InputTokens + detail.OutputTokens + detail.ReasoningTokens
@@ -334,6 +336,7 @@ func parseGeminiStreamUsage(line []byte) (usage.Detail, bool) {
 		OutputTokens:    node.Get("candidatesTokenCount").Int(),
 		ReasoningTokens: node.Get("thoughtsTokenCount").Int(),
 		TotalTokens:     node.Get("totalTokenCount").Int(),
+		CachedTokens:    node.Get("cachedContentTokenCount").Int(),
 	}
 	if detail.TotalTokens == 0 {
 		detail.TotalTokens = detail.InputTokens + detail.OutputTokens + detail.ReasoningTokens
@@ -358,6 +361,7 @@ func parseGeminiCLIStreamUsage(line []byte) (usage.Detail, bool) {
 		OutputTokens:    node.Get("candidatesTokenCount").Int(),
 		ReasoningTokens: node.Get("thoughtsTokenCount").Int(),
 		TotalTokens:     node.Get("totalTokenCount").Int(),
+		CachedTokens:    node.Get("cachedContentTokenCount").Int(),
 	}
 	if detail.TotalTokens == 0 {
 		detail.TotalTokens = detail.InputTokens + detail.OutputTokens + detail.ReasoningTokens
@@ -382,6 +386,7 @@ func parseAntigravityUsage(data []byte) usage.Detail {
 		OutputTokens:    node.Get("candidatesTokenCount").Int(),
 		ReasoningTokens: node.Get("thoughtsTokenCount").Int(),
 		TotalTokens:     node.Get("totalTokenCount").Int(),
+		CachedTokens:    node.Get("cachedContentTokenCount").Int(),
 	}
 	if detail.TotalTokens == 0 {
 		detail.TotalTokens = detail.InputTokens + detail.OutputTokens + detail.ReasoningTokens
@@ -409,6 +414,7 @@ func parseAntigravityStreamUsage(line []byte) (usage.Detail, bool) {
 		OutputTokens:    node.Get("candidatesTokenCount").Int(),
 		ReasoningTokens: node.Get("thoughtsTokenCount").Int(),
 		TotalTokens:     node.Get("totalTokenCount").Int(),
+		CachedTokens:    node.Get("cachedContentTokenCount").Int(),
 	}
 	if detail.TotalTokens == 0 {
 		detail.TotalTokens = detail.InputTokens + detail.OutputTokens + detail.ReasoningTokens