diff --git a/CODEGEN_VERSION b/CODEGEN_VERSION
index 92d73382fd..7dca80f97a 100644
--- a/CODEGEN_VERSION
+++ b/CODEGEN_VERSION
@@ -1 +1 @@
-b51a9d09327603fa3a61d076f4bf7f07b43e1659
\ No newline at end of file
+53f5a793a148f12dc55e9908c2f3fa1762acd2f8
\ No newline at end of file
diff --git a/src/Stripe.net/Infrastructure/Public/SystemNetHttpClient.cs b/src/Stripe.net/Infrastructure/Public/SystemNetHttpClient.cs
index ebdad9f91d..2685f39e56 100644
--- a/src/Stripe.net/Infrastructure/Public/SystemNetHttpClient.cs
+++ b/src/Stripe.net/Infrastructure/Public/SystemNetHttpClient.cs
@@ -70,6 +70,7 @@ private static readonly Lazy<System.Net.Http.HttpClient> LazyDefaultHttpClient
             ("CODEX_CI", "codex_cli"),
             ("CURSOR_AGENT", "cursor"),
             ("GEMINI_CLI", "gemini_cli"),
+            ("OPENCLAW_SHELL", "openclaw"),
             ("OPENCODE", "open_code"),
 
             // The end of the section generated from our OpenAPI spec