diff --git a/src/analysis/llm_analyzer.py b/src/analysis/llm_analyzer.py
index 45f92b4..1e5a0d1 100644
--- a/src/analysis/llm_analyzer.py
+++ b/src/analysis/llm_analyzer.py
@@ -118,9 +118,9 @@ class LLMAnalyzer:
             token_usage = TokenUsage()
             if response.raw_completion and hasattr(response.raw_completion, 'usage'):
                 usage = response.raw_completion.usage
-                token_usage.prompt_tokens = usage.prompt_tokens
-                token_usage.completion_tokens = usage.completion_tokens
-                token_usage.total_tokens = usage.total_tokens
+                token_usage.prompt_tokens = usage.prompt_tokens if usage.prompt_tokens else 0
+                token_usage.completion_tokens = usage.completion_tokens if usage.completion_tokens else 0
+                token_usage.total_tokens = usage.total_tokens if usage.total_tokens else 0
 
             # 解析响应
             if hasattr(response, 'completion_text'):
@@ -343,9 +343,9 @@ class LLMAnalyzer:
             token_usage = TokenUsage()
             if response.raw_completion and hasattr(response.raw_completion, 'usage'):
                 usage = response.raw_completion.usage
-                token_usage.prompt_tokens = usage.prompt_tokens
-                token_usage.completion_tokens = usage.completion_tokens
-                token_usage.total_tokens = usage.total_tokens
+                token_usage.prompt_tokens = usage.prompt_tokens if usage.prompt_tokens else 0
+                token_usage.completion_tokens = usage.completion_tokens if usage.completion_tokens else 0
+                token_usage.total_tokens = usage.total_tokens if usage.total_tokens else 0
 
             # 解析响应
             if hasattr(response, 'completion_text'):
@@ -444,9 +444,9 @@ class LLMAnalyzer:
             token_usage = TokenUsage()
             if response.raw_completion and hasattr(response.raw_completion, 'usage'):
                 usage = response.raw_completion.usage
-                token_usage.prompt_tokens = usage.prompt_tokens
-                token_usage.completion_tokens = usage.completion_tokens
-                token_usage.total_tokens = usage.total_tokens
+                token_usage.prompt_tokens = usage.prompt_tokens if usage.prompt_tokens else 0
+                token_usage.completion_tokens = usage.completion_tokens if usage.completion_tokens else 0
+                token_usage.total_tokens = usage.total_tokens if usage.total_tokens else 0
 
             # 解析响应
             if hasattr(response, 'completion_text'):
diff --git a/src/reports/generators.py b/src/reports/generators.py
index 240bba6..a107672 100644
--- a/src/reports/generators.py
+++ b/src/reports/generators.py
@@ -189,9 +189,9 @@ class ReportGenerator:
             "titles_html": titles_html,
             "quotes_html": quotes_html,
             "hourly_chart_html": hourly_chart_html,
-            "total_tokens": stats.token_usage.total_tokens,
-            "prompt_tokens": stats.token_usage.prompt_tokens,
-            "completion_tokens": stats.token_usage.completion_tokens
+            "total_tokens": stats.token_usage.total_tokens if stats.token_usage.total_tokens else 0,
+            "prompt_tokens": stats.token_usage.prompt_tokens if stats.token_usage.prompt_tokens else 0,
+            "completion_tokens": stats.token_usage.completion_tokens if stats.token_usage.completion_tokens else 0
         }