diff --git a/src/cli.rs b/src/cli.rs
index 8af73cb..9076630 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -68,4 +68,19 @@ pub struct Args {
         help = "Set custom line width for text wrapping (default: terminal width)"
     )]
     pub wrap_width: Option<usize>,
+
+    #[clap(
+        short = 'c',
+        long = "commit",
+        help = "Automatically run git commit after generating the message"
+    )]
+    pub commit: bool,
+
+    #[clap(
+        long = "commit-args",
+        help = "Extra arguments to pass to git commit (can be specified multiple times)",
+        num_args = 1,
+        allow_hyphen_values = true,
+    )]
+    pub commit_args: Vec<String>,
 }
diff --git a/src/config.rs b/src/config.rs
index c3e3b5a..116a055 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -84,6 +84,12 @@ pub struct Config {
     /// Text wrapping configuration
     #[serde(default)]
     pub text_wrap: TextWrapConfig,
+    /// Automatically run git commit after generating the message
+    #[serde(default)]
+    pub auto_commit: bool,
+    /// Extra arguments to pass to git commit
+    #[serde(default)]
+    pub commit_args: Vec<String>,
 }
 
 impl Config {
@@ -175,6 +181,8 @@ impl Default for Config {
             sanitize_secrets: true,
             custom_sanitize_patterns: Vec::new(),
             text_wrap: TextWrapConfig::default(),
+            auto_commit: false,
+            commit_args: Vec::new(),
         }
     }
 }
diff --git a/src/generate.rs b/src/generate.rs
index 8c1758e..85ea5a7 100644
--- a/src/generate.rs
+++ b/src/generate.rs
@@ -265,3 +265,24 @@ pub async fn generate_both(args: &cli::Args, config: &Config) -> anyhow::Result<
     let commit_message = generate_commit_message(&diff, config, args.prompt.as_deref()).await?;
     Ok((branch_name, commit_message))
 }
+
+/// 执行 git commit，将生成的 message 作为 commit message
+pub fn execute_git_commit(message: &str, extra_args: &[String]) -> anyhow::Result<()> {
+    let mut cmd = Command::new("git");
+    cmd.args(["commit", "-m", message]);
+    for arg in extra_args {
+        cmd.arg(arg);
+    }
+    let output = cmd.output()?;
+    if output.status.success() {
+        let stdout = String::from_utf8_lossy(&output.stdout);
+        if !stdout.trim().is_empty() {
+            eprintln!("{}", stdout.trim());
+        }
+        eprintln!("\x1b[32mSuccessfully committed!\x1b[0m");
+        Ok(())
+    } else {
+        let stderr = String::from_utf8_lossy(&output.stderr);
+        Err(anyhow::anyhow!("git commit failed:\n{}", stderr.trim()))
+    }
+}
diff --git a/src/main.rs b/src/main.rs
index 0e8060c..b612515 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -38,6 +38,14 @@ async fn main() -> anyhow::Result<()> {
         config.sanitize_secrets = false;
     }
 
+    // 合并 auto_commit 参数
+    let auto_commit = args.commit || config.auto_commit;
+    let commit_args = if args.commit_args.is_empty() {
+        &config.commit_args
+    } else {
+        &args.commit_args
+    };
+
     // 确定是否启用文本包装 (CLI 参数优先级高于配置)
     let enable_wrapping = !args.no_wrap && config.text_wrap.enabled;
 
@@ -68,6 +76,9 @@ async fn main() -> anyhow::Result<()> {
         spinner.finish();
         print_wrapped_content(&wrapper, &branch_name, Some("Generated branch name:"));
         print_wrapped_content(&commit_wrapper, &msg, None);
+        if auto_commit {
+            generate::execute_git_commit(&msg, commit_args)?;
+        }
     } else if args.generate_branch {
         // 仅生成分支名
         let branch_name = generate::generate_branch(&args, &config).await?;
@@ -78,6 +89,9 @@ async fn main() -> anyhow::Result<()> {
         let msg = generate::generate(&args, &config).await?;
         spinner.finish();
         print_wrapped_content(&commit_wrapper, &msg, None);
+        if auto_commit {
+            generate::execute_git_commit(&msg, commit_args)?;
+        }
     }
     Ok(())
 }