Function query 

pub async fn query(
    prompt: &str,
    options: Option<ClaudeCodeOptions>,
) -> Result<Pin<Box<dyn Stream<Item = Message> + Send>>, ClaudeSDKError>

Query Claude Code.

Rust SDK for interacting with Claude Code.

Arguments

• prompt - The prompt to send to Claude
• options - Optional configuration (defaults to ClaudeCodeOptions::default() if None). Set options.permission_mode to control tool execution: - Default: CLI prompts for dangerous tools
  - AcceptEdits: Auto-accept file edits - BypassPermissions: Allow all tools (use with caution) Set options.cwd for working directory.

Returns

A stream of messages from the conversation

Example

use claude_code_sdk::{query, ClaudeCodeOptions};
use tokio_stream::StreamExt;
 
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    // Simple usage
    let mut stream = query("Hello", None).await?;
    while let Some(message) = stream.next().await {
        println!("{:?}", message);
    }
     
    // With options
    let options = ClaudeCodeOptions {
        system_prompt: Some("You are helpful".to_string()),
        cwd: Some("/home/user".into()),
        ..Default::default()
    };
     
    let mut stream = query("Hello", Some(options)).await?;
    while let Some(message) = stream.next().await {
        println!("{:?}", message);
    }
     
    Ok(())
}