List all configured servers and active connections

View server configuration details

Manually connect to server (usually not needed, tools auto-connect)

Temporary server connection (not saved). Returns host:port as server_id for subsequent operations

Disconnect from server

Test server connectivity (does not affect existing connections)

Execute shell command on remote server

Write content to remote file (overwrite)

Read remote file content (supports line range, suitable for logs and config files)

Upload local file to remote server (path-based, zero token cost. Use async mode for large files)

Upload local directory to remote server (auto compress, transfer, and extract. Use async for large dirs)

Download file from remote server (use async mode for large files)

Download remote directory (remote compress → download → local extract. Use async for large dirs)

Check background transfer task progress (use with async_transfer=true)

Add or update server configuration

Update server configuration (only pass fields to change, rest unchanged)

Delete server configuration

Rename server ID (alias)

List all configured SOCKS proxies

Add or update SOCKS proxy preset

Delete proxy preset