diff --git a/litellm/proxy/pass_through_endpoints/llm_passthrough_endpoints.py b/litellm/proxy/pass_through_endpoints/llm_passthrough_endpoints.py
index 8eb8290f4..cae211da7 100644
--- a/litellm/proxy/pass_through_endpoints/llm_passthrough_endpoints.py
+++ b/litellm/proxy/pass_through_endpoints/llm_passthrough_endpoints.py
@@ -56,7 +56,7 @@ def create_request_copy(request: Request):
 
 @router.api_route(
     "/gemini/{endpoint:path}",
-    methods=["GET", "POST", "PUT", "DELETE"],
+    methods=["GET", "POST", "PUT", "DELETE", "PATCH"],
     tags=["Google AI Studio Pass-through", "pass-through"],
 )
 async def gemini_proxy_route(
@@ -122,7 +122,7 @@ async def gemini_proxy_route(
 
 @router.api_route(
     "/cohere/{endpoint:path}",
-    methods=["GET", "POST", "PUT", "DELETE"],
+    methods=["GET", "POST", "PUT", "DELETE", "PATCH"],
     tags=["Cohere Pass-through", "pass-through"],
 )
 async def cohere_proxy_route(
@@ -171,7 +171,7 @@ async def cohere_proxy_route(
 
 @router.api_route(
     "/anthropic/{endpoint:path}",
-    methods=["GET", "POST", "PUT", "DELETE"],
+    methods=["GET", "POST", "PUT", "DELETE", "PATCH"],
     tags=["Anthropic Pass-through", "pass-through"],
 )
 async def anthropic_proxy_route(
@@ -224,7 +224,7 @@ async def anthropic_proxy_route(
 
 @router.api_route(
     "/bedrock/{endpoint:path}",
-    methods=["GET", "POST", "PUT", "DELETE"],
+    methods=["GET", "POST", "PUT", "DELETE", "PATCH"],
     tags=["Bedrock Pass-through", "pass-through"],
 )
 async def bedrock_proxy_route(
@@ -305,7 +305,7 @@ async def bedrock_proxy_route(
 
 @router.api_route(
     "/azure/{endpoint:path}",
-    methods=["GET", "POST", "PUT", "DELETE"],
+    methods=["GET", "POST", "PUT", "DELETE", "PATCH"],
     tags=["Azure Pass-through", "pass-through"],
 )
 async def azure_proxy_route(
diff --git a/litellm/proxy/vertex_ai_endpoints/langfuse_endpoints.py b/litellm/proxy/vertex_ai_endpoints/langfuse_endpoints.py
index 6ce9d5dd8..8992a7330 100644
--- a/litellm/proxy/vertex_ai_endpoints/langfuse_endpoints.py
+++ b/litellm/proxy/vertex_ai_endpoints/langfuse_endpoints.py
@@ -60,7 +60,7 @@ def create_request_copy(request: Request):
 
 @router.api_route(
     "/langfuse/{endpoint:path}",
-    methods=["GET", "POST", "PUT", "DELETE"],
+    methods=["GET", "POST", "PUT", "DELETE", "PATCH"],
     tags=["Langfuse Pass-through", "pass-through"],
 )
 async def langfuse_proxy_route(
diff --git a/litellm/proxy/vertex_ai_endpoints/vertex_endpoints.py b/litellm/proxy/vertex_ai_endpoints/vertex_endpoints.py
index 92463b2bd..03f4ac9cd 100644
--- a/litellm/proxy/vertex_ai_endpoints/vertex_endpoints.py
+++ b/litellm/proxy/vertex_ai_endpoints/vertex_endpoints.py
@@ -143,12 +143,14 @@ def construct_target_url(
 
 @router.api_route(
     "/vertex-ai/{endpoint:path}",
-    methods=["GET", "POST", "PUT", "DELETE"],
+    methods=["GET", "POST", "PUT", "DELETE", "PATCH"],
     tags=["Vertex AI Pass-through", "pass-through"],
     include_in_schema=False,
 )
 @router.api_route(
-    "/vertex_ai/{endpoint:path}", methods=["GET", "POST", "PUT", "DELETE"], tags=["Vertex AI Pass-through", "pass-through"]
+    "/vertex_ai/{endpoint:path}",
+    methods=["GET", "POST", "PUT", "DELETE", "PATCH"],
+    tags=["Vertex AI Pass-through", "pass-through"],
 )
 async def vertex_proxy_route(
     endpoint: str,