Clarify XML tool use formatting instructions (#3295)

src/core/prompts/__tests__/__snapshots__/system.test.ts.snap

@@ -17,21 +17,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -490,21 +490,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -963,21 +963,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -1436,21 +1436,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -1965,21 +1965,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -2506,21 +2506,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -3035,21 +3035,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -3598,21 +3598,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -4113,21 +4113,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -4663,21 +4663,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -5127,21 +5127,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 
@@ -5508,21 +5508,21 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.
+Always use the actual tool name as the XML tag name for proper parsing and execution.
 
 # Tools
 

src/core/prompts/responses.ts

@@ -184,15 +184,15 @@ const formatImagesIntoBlocks = (images?: string[]): Anthropic.ImageBlockParam[]
 
 const toolUseInstructionsReminder = `# Reminder: Instructions for Tool Use
 
-Tool uses are formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the attempt_completion tool:
 
 <attempt_completion>
 <result>
@@ -200,4 +200,4 @@ I have completed the task...
 </result>
 </attempt_completion>
 
-Always adhere to this format for all tool uses to ensure proper parsing and execution.`
+Always use the actual tool name as the XML tag name for proper parsing and execution.`

src/core/prompts/sections/tool-use.ts

@@ -7,19 +7,19 @@ You have access to a set of tools that are executed upon the user's approval. Yo
 
 # Tool Use Formatting
 
-Tool use is formatted using XML-style tags. The tool name is enclosed in opening and closing tags, and each parameter is similarly enclosed within its own set of tags. Here's the structure:
+Tool uses are formatted using XML-style tags. The tool name itself becomes the XML tag name. Each parameter is enclosed within its own set of tags. Here's the structure:
 
-<tool_name>
+<actual_tool_name>
 <parameter1_name>value1</parameter1_name>
 <parameter2_name>value2</parameter2_name>
 ...
-</tool_name>
+</actual_tool_name>
 
-For example:
+For example, to use the read_file tool:
 
 <read_file>
 <path>src/main.js</path>
 </read_file>
 
-Always adhere to this format for the tool use to ensure proper parsing and execution.`
+Always use the actual tool name as the XML tag name for proper parsing and execution.`
 }