diff --git a/crates/cli/src/output/formatter.rs b/crates/cli/src/output/formatter.rs
index 6398a48..93820ce 100644
--- a/crates/cli/src/output/formatter.rs
+++ b/crates/cli/src/output/formatter.rs
@@ -568,6 +568,18 @@ mod tests {
         assert_eq!(details.suggestion.as_deref(), Some(UNSUPPORTED_SUGGESTION));
     }
 
+    #[test]
+    fn test_error_descriptor_from_message_infers_retryable_network_error() {
+        let descriptor =
+            ErrorDescriptor::from_message("Service temporarily unavailable while connecting");
+        let json = descriptor.to_json_output();
+
+        let details = json.details.expect("details should be present");
+        assert_eq!(details.error_type, "network_error");
+        assert!(details.retryable);
+        assert_eq!(details.suggestion.as_deref(), Some(NETWORK_SUGGESTION));
+    }
+
     #[test]
     fn test_error_with_suggestion_overrides_default_hint() {
         let descriptor = ErrorDescriptor::from_code(