Struct ToolCallInfo 

pub struct ToolCallInfo {

    pub id: String,
    pub title: String,
    pub kind: ToolKind,
    pub status: ToolCallStatus,
    pub content: Vec<ToolCallContent>,
    pub collapsed: bool,
    pub claude_tool_name: Option<String>,
    pub hidden: bool,
    pub terminal_id: Option<String>,
    pub terminal_command: Option<String>,
    pub terminal_output: Option<String>,
    pub terminal_output_len: usize,
    pub cache: BlockCache,
    pub pending_permission: Option<InlinePermission>,
}

Fields

id: String

title: String

kind: ToolKind

status: ToolCallStatus

content: Vec<ToolCallContent>

collapsed: bool

claude_tool_name: Option<String>

The actual Claude Code tool name from meta.claudeCode.toolName (e.g. “Task”, “Glob”, “mcp__acp__Read”, “WebSearch”)

hidden: bool

Hidden tool calls are subagent children - not rendered directly.

terminal_id: Option<String>

Terminal ID if this is an Execute tool call with a running/completed terminal.

terminal_command: Option<String>

The shell command that was executed (e.g. “echo hello && ls -la”).

terminal_output: Option<String>

Snapshot of terminal output, updated each frame while InProgress.

terminal_output_len: usize

Length of terminal buffer at last snapshot - used to skip O(n) re-snapshots when the buffer hasn’t grown.

cache: BlockCache

Per-block render cache for this tool call.

pending_permission: Option<InlinePermission>

Inline permission prompt - rendered inside this tool call block.