Claude Code Related Questions

Author: goswitch

Updated: 2026-06-13T10:02:01.000Z

How to Use GoSwitch in VSCode CC Plugin

Windows

1. Ensure you have completed the Environment Check and your Claude Code CLI is working properly. If there are issues, follow the tutorial to configure it

2. Press "Win+R" on your keyboard, enter the following content and press Enter to open the Claude Code configuration directory

%userprofile%\.claude

3. The directory contents should look like the image below. If config.json does not exist in the directory, you need to manually create it and open it

• config.json: Configures some behavior of the VSCode Claude Code plugin

4. Write the following content to config.json and save

{
  "primaryApiKey": "GoSwitch"
}

5. Restart your VSCode and enjoy!

Common Claude Code Commands

Command	Description
/claude	Start an interactive REPL in the current directory for conversational use of Claude Code.
/claude "Explain this project"	Start REPL with an initial question to let Claude analyze the project right away.
/claude -p "Explain this function"	Use print mode for one-time Q&A, output results and exit directly, suitable for scripts/CI.
/cat logs.txt | claude -p "Help me summarize errors"	Feed file or command output to Claude via pipe, combined with -p for summarization/analysis.
/claude -c	Continue the most recent session in the current directory, picking up where you left off.
/claude -c -p "Check type errors"	Execute a one-time request in the recent session context, commonly used for automated checks.
/claude -r "abc123" "Complete this PR"	Resume a specific session by session ID and continue executing a new task.
/claude update	Update Claude Code CLI to the latest version.
/claude mcp	Manage and configure MCP servers, allowing Claude to access external data sources and tools.
/claude --add-dir ../apps ../lib	Add additional code directories accessible to Claude, supporting reading code across multiple paths.
/claude --agents '{"reviewer":{...}}'	Temporarily define sub-agents via JSON, e.g. code-reviewer, debugger, etc.
/claude -p "Generate API docs" --output-format json	Output answers in JSON format for subsequent script parsing.
/claude --model sonnet	Specify the model for the session (e.g. sonnet / opus or specific model name).
/claude --verbose	Enable verbose logging, showing tool calls and internal steps for debugging.
/claude --resume abc123 "Continue fixing this bug"	Resume a session by session ID, continuing previous work from any directory.
/claude --continue	Load the most recent session in the current directory, equivalent to "continue last conversation".
/claude --append-system-prompt "Always use TypeScript"	Append custom rules after the default system prompt without affecting default behavior.
/claude --dangerously-skip-permissions	Skip permission confirmations, letting Claude automatically execute file read/write/run commands (high risk, only in fully trusted environments).

Claude Code Cannot Connect to Anthropic Services

Note

If you're configuring for the first time and have been redirected here, simply follow the instructions below to run the command

After installing Claude via npm, running claude in the command line may show the following error:

Unable to connect to Anthropic services
Failed to connect to api.anthropic.com: ERR BAD REQUEST
lease check your internet connection and network settings.
Note: Claude Code might not be available in your country, Check supported countries atnttps://anthropic.com/supported-countriesS E:ltoollclaude code>

Or you may encounter the following issue during initial configuration:

Windows

1. Press Win + R, enter cmd and press Enter to open the command line

2. Run the following command in the command line and press Enter

powershell -Command "$f='%USERPROFILE%\.claude.json';$j=Get-Content $f|ConvertFrom-Json;$j|Add-Member -NotePropertyName 'hasCompletedOnboarding' -NotePropertyValue $true -Force;$j|ConvertTo-Json|Set-Content $f"

3. Restart your Claude CLI

How to Switch Claude Code Back to 200K Context and Disable Non-essential Traffic

If you want to switch Claude Code from 1M context back to 200K context and disable some non-essential requests and terminal title changes, you can add the following configuration to the env section of settings.json.

Windows

1. Press Win + R, enter the following content and press Enter

%userprofile%\.claude

2. Open or create settings.json

3. Confirm that env contains the following

{
  "env": {
    "CLAUDE_CODE_DISABLE_1M_CONTEXT": "1",
    "CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC": "1",
    "CLAUDE_CODE_DISABLE_TERMINAL_TITLE": "1"
  }
}