From cb689e436d5ed770d93b0e20cf9436fc255a4f60 Mon Sep 17 00:00:00 2001
From: Michelangelo Mori <328978+blkt@users.noreply.github.com>
Date: Fri, 4 Apr 2025 14:17:46 +0200
Subject: [PATCH] Fix Anthropic serialization bug.

Excluding defaults caused `tool_choice` to become an empty dictionary
in case `{"type": "auto"}` was explicitly provider by the client.

Also, we were using the wrong method.
---
 src/codegate/types/anthropic/_generators.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/codegate/types/anthropic/_generators.py b/src/codegate/types/anthropic/_generators.py
index 64c99229..31362edd 100644
--- a/src/codegate/types/anthropic/_generators.py
+++ b/src/codegate/types/anthropic/_generators.py
@@ -117,7 +117,7 @@ async def acompletion(request, api_key, base_url):
         "accept": "application/json",
         "content-type": "application/json",
     }
-    payload = request.json(exclude_defaults=True)
+    payload = request.model_dump_json(exclude_none=True, exclude_unset=True)
 
     if os.getenv("CODEGATE_DEBUG_ANTHROPIC") is not None:
         print(payload)