diff --git a/litellm/llms/custom_httpx/llm_http_handler.py b/litellm/llms/custom_httpx/llm_http_handler.py
index a4efc3fef3f..ea740400664 100644
--- a/litellm/llms/custom_httpx/llm_http_handler.py
+++ b/litellm/llms/custom_httpx/llm_http_handler.py
@@ -65,7 +65,6 @@ from litellm.responses.streaming_iterator import (
     ResponsesAPIStreamingIterator,
     SyncResponsesAPIStreamingIterator,
 )
-from litellm.types.utils import CallTypes
 from litellm.types.containers.main import (
     ContainerFileListResponse,
     ContainerListResponse,
@@ -92,6 +91,7 @@ from litellm.types.rerank import RerankResponse
 from litellm.types.responses.main import DeleteResponseResult
 from litellm.types.router import GenericLiteLLMParams
 from litellm.types.utils import (
+    CallTypes,
     EmbeddingResponse,
     FileTypes,
     LiteLLMBatch,
@@ -3566,6 +3566,174 @@ class BaseLLMHTTPHandler:
             logging_obj=logging_obj,
         )
 
+    def compact_response_api_handler(
+        self,
+        model: str,
+        input: Union[str, "ResponseInputParam"],
+        responses_api_provider_config: BaseResponsesAPIConfig,
+        response_api_optional_request_params: Dict,
+        litellm_params: GenericLiteLLMParams,
+        logging_obj: LiteLLMLoggingObj,
+        custom_llm_provider: Optional[str],
+        extra_headers: Optional[Dict[str, Any]] = None,
+        extra_body: Optional[Dict[str, Any]] = None,
+        timeout: Optional[Union[float, httpx.Timeout]] = None,
+        client: Optional[Union[HTTPHandler, AsyncHTTPHandler]] = None,
+        _is_async: bool = False,
+        shared_session: Optional["ClientSession"] = None,
+    ) -> Union[ResponsesAPIResponse, Coroutine[Any, Any, ResponsesAPIResponse]]:
+        """
+        Handler for the compact responses API.
+        """
+        if _is_async:
+            return self.async_compact_response_api_handler(
+                model=model,
+                input=input,
+                responses_api_provider_config=responses_api_provider_config,
+                response_api_optional_request_params=response_api_optional_request_params,
+                litellm_params=litellm_params,
+                logging_obj=logging_obj,
+                custom_llm_provider=custom_llm_provider,
+                extra_headers=extra_headers,
+                extra_body=extra_body,
+                timeout=timeout,
+                client=client,
+                shared_session=shared_session,
+            )
+        if client is None or not isinstance(client, HTTPHandler):
+            sync_httpx_client = _get_httpx_client(
+                params={"ssl_verify": litellm_params.get("ssl_verify", None)}
+            )
+        else:
+            sync_httpx_client = client
+
+        headers = responses_api_provider_config.validate_environment(
+            headers=extra_headers or {}, model=model, litellm_params=litellm_params
+        )
+
+        if extra_headers:
+            headers.update(extra_headers)
+
+        api_base = responses_api_provider_config.get_complete_url(
+            api_base=litellm_params.api_base,
+            litellm_params=dict(litellm_params),
+        )
+
+        url, data = responses_api_provider_config.transform_compact_response_api_request(
+            model=model,
+            input=input,
+            response_api_optional_request_params=response_api_optional_request_params,
+            api_base=api_base,
+            litellm_params=litellm_params,
+            headers=headers,
+        )
+
+        ## LOGGING
+        logging_obj.pre_call(
+            input=input,
+            api_key="",
+            additional_args={
+                "complete_input_dict": data,
+                "api_base": url,
+                "headers": headers,
+            },
+        )
+
+        try:
+            response = sync_httpx_client.post(
+                url=url, headers=headers, json=data, timeout=timeout
+            )
+
+        except Exception as e:
+            raise self._handle_error(
+                e=e,
+                provider_config=responses_api_provider_config,
+            )
+
+        return responses_api_provider_config.transform_compact_response_api_response(
+            raw_response=response,
+            logging_obj=logging_obj,
+        )
+
+    async def async_compact_response_api_handler(
+        self,
+        model: str,
+        input: Union[str, "ResponseInputParam"],
+        responses_api_provider_config: BaseResponsesAPIConfig,
+        response_api_optional_request_params: Dict,
+        litellm_params: GenericLiteLLMParams,
+        logging_obj: LiteLLMLoggingObj,
+        custom_llm_provider: Optional[str],
+        extra_headers: Optional[Dict[str, Any]] = None,
+        extra_body: Optional[Dict[str, Any]] = None,
+        timeout: Optional[Union[float, httpx.Timeout]] = None,
+        client: Optional[Union[HTTPHandler, AsyncHTTPHandler]] = None,
+        _is_async: bool = False,
+        shared_session: Optional["ClientSession"] = None,
+    ) -> ResponsesAPIResponse:
+        """
+        Async version of the compact response API handler.
+        """
+        if client is None or not isinstance(client, AsyncHTTPHandler):
+            verbose_logger.debug(
+                f"Creating HTTP client for compact_response with shared_session: {id(shared_session) if shared_session else None}"
+            )
+            async_httpx_client = get_async_httpx_client(
+                llm_provider=litellm.LlmProviders(custom_llm_provider),
+                params={"ssl_verify": litellm_params.get("ssl_verify", None)},
+                shared_session=shared_session,
+            )
+        else:
+            async_httpx_client = client
+
+        headers = responses_api_provider_config.validate_environment(
+            headers=extra_headers or {}, model=model, litellm_params=litellm_params
+        )
+
+        if extra_headers:
+            headers.update(extra_headers)
+
+        api_base = responses_api_provider_config.get_complete_url(
+            api_base=litellm_params.api_base,
+            litellm_params=dict(litellm_params),
+        )
+
+        url, data = responses_api_provider_config.transform_compact_response_api_request(
+            model=model,
+            input=input,
+            response_api_optional_request_params=response_api_optional_request_params,
+            api_base=api_base,
+            litellm_params=litellm_params,
+            headers=headers,
+        )
+
+        ## LOGGING
+        logging_obj.pre_call(
+            input=input,
+            api_key="",
+            additional_args={
+                "complete_input_dict": data,
+                "api_base": url,
+                "headers": headers,
+            },
+        )
+
+        try:
+            response = await async_httpx_client.post(
+                url=url, headers=headers, json=data, timeout=timeout
+            )
+
+        except Exception as e:
+            raise self._handle_error(
+                e=e,
+                provider_config=responses_api_provider_config,
+            )
+
+        return responses_api_provider_config.transform_compact_response_api_response(
+            raw_response=response,
+            logging_obj=logging_obj,
+        )
+
     def list_files(self):
         """
         Lists all files