From 8f97d675d5dff75cda2e85a5b57b50a2f5955af6 Mon Sep 17 00:00:00 2001
From: nightcityblade <nightcityblade@gmail.com>
Date: Wed, 8 Apr 2026 23:13:05 +0800
Subject: [PATCH] fix: narrow arun return type hint

---
 crawl4ai/async_webcrawler.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/crawl4ai/async_webcrawler.py b/crawl4ai/async_webcrawler.py
index 36b999fd1..80775eb2b 100644
--- a/crawl4ai/async_webcrawler.py
+++ b/crawl4ai/async_webcrawler.py
@@ -210,7 +210,7 @@ async def arun(
         url: str,
         config: CrawlerRunConfig = None,
         **kwargs,
-    ) -> RunManyReturn:
+    ) -> CrawlResultContainer[CrawlResult]:
         """
         Runs the crawler for a single source: URL (web, local file, or raw HTML).
 
@@ -237,7 +237,8 @@ async def arun(
             [other parameters maintained for backwards compatibility]
 
         Returns:
-            CrawlResult: The result of crawling and processing
+            CrawlResultContainer[CrawlResult]: A single-result container that proxies
+            attribute access to the underlying CrawlResult for backwards compatibility.
         """
         # Auto-start if not ready
         if not self.ready: