diff --git a/src/agent/context.rs b/src/agent/context.rs
index 62beff9..4aef3e8 100644
--- a/src/agent/context.rs
+++ b/src/agent/context.rs
@@ -527,8 +527,8 @@ impl ResponseParser {
                         self.think_buf.push_str(&self.buf[..end]);
                         self.buf = self.buf[end + 8..].to_string();
                         self.in_think = false;
-                        let text = std::mem::take(&mut self.think_buf);
-                        if !text.trim().is_empty() {
+                        let text = std::mem::take(&mut self.think_buf).trim().to_string();
+                        if !text.is_empty() {
                             self.push_child(ctx, AstNode::thinking(text));
                         }
                         continue;
@@ -623,7 +623,8 @@ impl ResponseParser {
     fn flush_content(&mut self, ctx: &mut ContextState) {
         if !self.content_parts.is_empty() {
             let text: String = self.content_parts.drain(..).collect();
-            if !text.trim().is_empty() {
+            let text = text.trim().to_string();
+            if !text.is_empty() {
                 self.push_child(ctx, AstNode::content(text));
             }
         }