diff --git a/src/client/bedrock.rs b/src/client/bedrock.rs
index 3e9e6ff..107b5f5 100644
--- a/src/client/bedrock.rs
+++ b/src/client/bedrock.rs
@@ -234,7 +234,7 @@ async fn chat_completions_streaming(
                                     }
                                     let arguments: Value =
                                         function_arguments.parse().with_context(|| {
-                                            format!("Tool call '{function_name}' have non-JSON arguments '{function_arguments}'")
+                                            format!("Tool call '{function_name}' has non-JSON arguments '{function_arguments}'")
                                         })?;
                                     handler.tool_call(ToolCall::new(
                                         function_name.clone(),
@@ -272,7 +272,7 @@ async fn chat_completions_streaming(
                                     function_arguments = String::from("{}");
                                 }
                                 let arguments: Value = function_arguments.parse().with_context(|| {
-                                    format!("Tool call '{function_name}' have non-JSON arguments '{function_arguments}'")
+                                    format!("Tool call '{function_name}' has non-JSON arguments '{function_arguments}'")
                                 })?;
                                 handler.tool_call(ToolCall::new(
                                     function_name.clone(),
diff --git a/src/client/claude.rs b/src/client/claude.rs
index 60e1f5f..5488a85 100644
--- a/src/client/claude.rs
+++ b/src/client/claude.rs
@@ -95,7 +95,7 @@ pub async fn claude_chat_completions_streaming(
                         if !function_name.is_empty() {
                             let arguments: Value =
                                 function_arguments.parse().with_context(|| {
-                                    format!("Tool call '{function_name}' have non-JSON arguments '{function_arguments}'")
+                                    format!("Tool call '{function_name}' has non-JSON arguments '{function_arguments}'")
                                 })?;
                             handler.tool_call(ToolCall::new(
                                 function_name.clone(),
@@ -134,7 +134,7 @@ pub async fn claude_chat_completions_streaming(
                             json!({})
                         } else {
                             function_arguments.parse().with_context(|| {
-                                format!("Tool call '{function_name}' have non-JSON arguments '{function_arguments}'")
+                                format!("Tool call '{function_name}' has non-JSON arguments '{function_arguments}'")
                             })?
                         };
                         handler.tool_call(ToolCall::new(
diff --git a/src/client/cohere.rs b/src/client/cohere.rs
index b395915..d132714 100644
--- a/src/client/cohere.rs
+++ b/src/client/cohere.rs
@@ -167,7 +167,7 @@ async fn chat_completions_streaming(
                 "tool-call-end" => {
                     if !function_name.is_empty() {
                         let arguments: Value = function_arguments.parse().with_context(|| {
-                            format!("Tool call '{function_name}' have non-JSON arguments '{function_arguments}'")
+                            format!("Tool call '{function_name}' has non-JSON arguments '{function_arguments}'")
                         })?;
                         handler.tool_call(ToolCall::new(
                             function_name.clone(),
@@ -230,7 +230,7 @@ fn extract_chat_completions(data: &Value) -> Result<ChatCompletionsOutput> {
                 call["id"].as_str(),
             ) {
                 let arguments: Value = arguments.parse().with_context(|| {
-                    format!("Tool call '{name}' have non-JSON arguments '{arguments}'")
+                    format!("Tool call '{name}' has non-JSON arguments '{arguments}'")
                 })?;
                 tool_calls.push(ToolCall::new(
                     name.to_string(),
diff --git a/src/client/openai.rs b/src/client/openai.rs
index f1dc2e0..506f593 100644
--- a/src/client/openai.rs
+++ b/src/client/openai.rs
@@ -164,7 +164,7 @@ pub async fn openai_chat_completions_streaming(
                         function_arguments = String::from("{}");
                     }
                     let arguments: Value = function_arguments.parse().with_context(|| {
-                        format!("Tool call '{function_name}' have non-JSON arguments '{function_arguments}'")
+                        format!("Tool call '{function_name}' has non-JSON arguments '{function_arguments}'")
                     })?;
                     handler.tool_call(ToolCall::new(
                         function_name.clone(),
@@ -370,7 +370,7 @@ pub fn openai_extract_chat_completions(data: &Value) -> Result<ChatCompletionsOu
                 call["id"].as_str(),
             ) {
                 let arguments: Value = arguments.parse().with_context(|| {
-                    format!("Tool call '{name}' have non-JSON arguments '{arguments}'")
+                    format!("Tool call '{name}' has non-JSON arguments '{arguments}'")
                 })?;
                 tool_calls.push(ToolCall::new(
                     name.to_string(),
diff --git a/src/client/stream.rs b/src/client/stream.rs
index 413d7cc..d74798d 100644
--- a/src/client/stream.rs
+++ b/src/client/stream.rs
@@ -57,6 +57,7 @@ impl SseHandler {
 
     pub fn tool_call(&mut self, call: ToolCall) -> Result<()> {
         self.tool_calls.push(call);
+
         Ok(())
     }