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add goto tool to anthropic cua client #1112

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add goto tool to anthropic cua client #1112

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add goto tool to anthropic cua client
tkattkat Oct 7, 2025
044763d
changeset
tkattkat Oct 7, 2025
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5 changes: 5 additions & 0 deletions .changeset/afraid-comics-beam.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
"@browserbasehq/stagehand": patch
---

Add goto tool to anthropicCuaClient
31 changes: 29 additions & 2 deletions lib/agent/AnthropicCUAClient.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -435,6 +435,20 @@ export class AnthropicCUAClient extends AgentClient {
display_height_px: this.currentViewport.height,
display_number: 1,
},
{
name: "goto",
description: "Navigate to a specific URL",
input_schema: {
type: "object",
properties: {
url: {
type: "string",
description: "The URL to navigate to",
},
},
required: ["url"],
},
},
],
betas: ["computer-use-2025-01-24"],
};
Expand Down Expand Up @@ -585,9 +599,16 @@ export class AnthropicCUAClient extends AgentClient {
level: 2,
});
} else {
// Handle custom tools
// Handle custom tools and built-in tools like goto
let toolResult = "Tool executed successfully";
if (this.tools && item.name in this.tools) {
if (item.name === "goto") {
try {
const url = item.input.url;
toolResult = `Successfully navigated to ${url}`;
} catch (error) {
toolResult = `Error with goto: ${error instanceof Error ? error.message : String(error)}`;
}
Comment on lines +604 to +610
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logic: The goto tool claims success but doesn't actually perform navigation. It only extracts the URL and returns a success message without calling any navigation logic.

Prompt To Fix With AI 
This is a comment left during a code review.
Path: lib/agent/AnthropicCUAClient.ts
Line: 604:610

Comment:
**logic:** The goto tool claims success but doesn't actually perform navigation. It only extracts the URL and returns a success message without calling any navigation logic.

How can I resolve this? If you propose a fix, please make it concise.

} else if (this.tools && item.name in this.tools) {
try {
const tool = this.tools[item.name];

Expand Down Expand Up @@ -890,6 +911,12 @@ export class AnthropicCUAClient extends AgentClient {
...input,
};
}
} else if (name === "goto") {
return {
type: "function",
name: "goto",
arguments: { url: input.url },
};
} else if (name === "str_replace_editor" || name === "bash") {
// For editor or bash tools
return {
Expand Down