feat(client): retry on 408 Request Timeout (#155)

README.md

@@ -228,8 +228,8 @@ Error codes are as followed:
 ### Retries
 
 Certain errors will be automatically retried 2 times by default, with a short exponential backoff.
-Connection errors (for example, due to a network connectivity problem), 409 Conflict, 429 Rate Limit,
-and >=500 Internal errors will all be retried by default.
+Connection errors (for example, due to a network connectivity problem), 408 Request Timeout, 409 Conflict,
+429 Rate Limit, and >=500 Internal errors will all be retried by default.
 
 You can use the `max_retries` option to configure or disable this:
 

src/anthropic/_base_client.py

@@ -644,6 +644,10 @@ def _should_retry(self, response: httpx.Response) -> bool:
         if should_retry_header == "false":
             return False
 
+        # Retry on request timeouts.
+        if response.status_code == 408:
+            return True
+
         # Retry on lock timeouts.
         if response.status_code == 409:
             return True