troubleshooting

Uses Chrome DevTools MCP and documentation to troubleshoot connection and target issues. Trigger this skill when list_pages, new_page, or navigate_page fail, or when the server initialization fails.

1.52x

Quality

—

Does it follow best practices?

Impact

90%

1.52x

Average score across 3 eval scenarios

Securityby

Advisory

Suggest reviewing before use

Evaluation results

100%

44%

Chrome DevTools MCP: Connection Failure After Setup

DevToolsActivePort error diagnostic sequence

Criteria

Without context

With context

Config file read first

100%

Identifies autoConnect

100%

Chrome version check step

50%

100%

Remote debugging URL

100%

list_pages as verifier

100%

No premature browserUrl

100%

Advanced steps conditional

100%

Troubleshooting doc referenced

12%

100%

logFile suggestion

100%

Correct sequence ordering

21%

100%

94%

38%

Chrome DevTools MCP: Incomplete Tool Set After Server Start

Missing tools and empty profile diagnosis

Criteria

Without context

With context

Config file located first

100%

Flag typo identified

100%

Corrected flag provided

100%

Read-only mode diagnosis

100%

readOnlyHint explanation

100%

Plan Mode / read-only disable

100%

Corrected config provided

100%

Troubleshooting doc referenced

100%

No slim flag blame

100%

npx help command mentioned

100%

76%

10%

Chrome DevTools MCP: Extension Automation Not Working

Extension tools missing and protocol timeout investigation

Criteria

Without context

With context

Config read first

100%

categoryExtensions flag identified

100%

Launch vs connect limitation

100%

browserUrl limitation noted

100%

Troubleshooting doc consulted

40%

GitHub issue search performed

gh CLI command shown

Verbose debug command

100%

logFile absolute path

100%

Updated config provided

100%

npx help command

100%

Repository: ChromeDevTools/chrome-devtools-mcp
Commit: e5bd334

Evaluated: 24 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Chrome DevTools MCP: Connection Failure After Setup Chrome DevTools MCP: Incomplete Tool Set After Server Start Chrome DevTools MCP: Extension Automation Not Working

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