diff --git a/core/include/tencentcloud/core/NetworkProxy.h b/core/include/tencentcloud/core/NetworkProxy.h
index 7d136ae077..fe3fbf99d2 100644
--- a/core/include/tencentcloud/core/NetworkProxy.h
+++ b/core/include/tencentcloud/core/NetworkProxy.h
@@ -18,6 +18,7 @@
 #define TENCENTCLOUD_CORE_NETWORKPROXY_H_
 
 #include <string>
+#include <cstdint>
 
 namespace TencentCloud
 {
diff --git a/core/include/tencentcloud/core/http/HttpClient.h b/core/include/tencentcloud/core/http/HttpClient.h
index 65b3956578..21b8100fa1 100644
--- a/core/include/tencentcloud/core/http/HttpClient.h
+++ b/core/include/tencentcloud/core/http/HttpClient.h
@@ -17,6 +17,7 @@
 #ifndef TENCENTCLOUD_CORE_HTTP_HTTPCLIENT_H_
 #define TENCENTCLOUD_CORE_HTTP_HTTPCLIENT_H_
 
+#include <functional>
 #include <curl/curl.h>
 #include <tencentcloud/core/Outcome.h>
 #include <tencentcloud/core/Error.h>
@@ -29,6 +30,8 @@ namespace TencentCloud
     {
     public:
         typedef Outcome<Core::Error, HttpResponse> HttpResponseOutcome;
+        typedef std::function<bool(std::string)> HttpStreamCallback;
+
 
         HttpClient();
         ~HttpClient();
@@ -40,6 +43,9 @@ namespace TencentCloud
 
         void SetProxy(const NetworkProxy &proxy);
 
+        void SetStreamCallback(HttpStreamCallback callback);
+        bool WriteStreamFunction(std::string user_data);
+
         static void InitGlobalState();
         static void CleanupGlobalState();
 
@@ -48,6 +54,7 @@ namespace TencentCloud
         int64_t m_reqTimeout;
         int64_t m_connectTimeout;
         NetworkProxy m_proxy;
+        HttpStreamCallback m_streamCallback;
 #ifdef ENABLE_COMPRESS_MODULE
         int GzipDecompress(const char *src, int srcLen, const char *dst, int* dstLen);
         bool TryDecompress(const char *src, int srcLen, std::string &decompressData);
diff --git a/core/include/tencentcloud/core/profile/HttpProfile.h b/core/include/tencentcloud/core/profile/HttpProfile.h
index 61f421439c..94b6344d64 100644
--- a/core/include/tencentcloud/core/profile/HttpProfile.h
+++ b/core/include/tencentcloud/core/profile/HttpProfile.h
@@ -18,10 +18,13 @@
 #define TENCENTCLOUD_CORE_HTTPPROFILE_H_
 
 #include <string>
+#include <functional>
 
 namespace TencentCloud
 {
     static const int64_t TM_MINUTE_SECOND = 60;
+    typedef std::function<bool(std::string)> HttpStreamCallback;
+
 
     class HttpProfile
     {
@@ -48,6 +51,9 @@ namespace TencentCloud
         void SetKeepAlive(bool flag=false);
         bool IsKeepAlive() const;
         HttpProfile::Scheme GetProtocol() const;
+        void SetHTTPStreamCallback(HttpStreamCallback callback);
+        HttpStreamCallback GetHTTPStreamCallback();
+
 
         HttpProfile(const HttpProfile &o) :
             m_reqMethod(o.m_reqMethod),
@@ -55,7 +61,8 @@ namespace TencentCloud
             m_protocol(o.m_protocol),
             m_reqTimeout(o.m_reqTimeout),
             m_connectTimeout(o.m_connectTimeout),
-            m_keepAlive(o.m_keepAlive)
+            m_keepAlive(o.m_keepAlive),
+            m_streamCallback(o.m_streamCallback)
         {
         }
 
@@ -69,6 +76,7 @@ namespace TencentCloud
                 m_reqTimeout = o.m_reqTimeout;
                 m_connectTimeout = o.m_connectTimeout;
                 m_keepAlive = o.m_keepAlive;
+                m_streamCallback = o.m_streamCallback;
             }
             return *this;
         }
@@ -80,6 +88,7 @@ namespace TencentCloud
         int64_t m_reqTimeout;
         int64_t m_connectTimeout;
         bool m_keepAlive;
+        HttpStreamCallback m_streamCallback;
     };
 }
 
diff --git a/core/src/AbstractClient.cpp b/core/src/AbstractClient.cpp
index f730d8227f..0620ebbb21 100644
--- a/core/src/AbstractClient.cpp
+++ b/core/src/AbstractClient.cpp
@@ -165,6 +165,7 @@ HttpClient::HttpResponseOutcome AbstractClient::DoRequest(const std::string &act
     GenerateSignature(httpRequest);
     m_httpClient->SetReqTimeout(httpProfile.GetReqTimeout()*1000);
     m_httpClient->SetConnectTimeout(httpProfile.GetConnectTimeout()*1000);
+    m_httpClient->SetStreamCallback(httpProfile.GetHTTPStreamCallback());
 
     return m_httpClient->SendRequest(httpRequest);
 }
diff --git a/core/src/http/HttpClient.cpp b/core/src/http/HttpClient.cpp
index 438c554d2d..14a708de9e 100644
--- a/core/src/http/HttpClient.cpp
+++ b/core/src/http/HttpClient.cpp
@@ -32,11 +32,19 @@ using namespace TencentCloud;
 
 namespace
 {
+    struct HttpWriteUserData {
+        std::ostringstream *out;
+        HttpClient* client;
+    };
+
     size_t recvBody(char *ptr, size_t size, size_t nmemb, void *userdata)
     {
-        std::ostringstream &out = *static_cast<std::ostringstream*>(userdata);
-        out << std::string(ptr, nmemb*size);
-        return nmemb * size;
+        struct HttpWriteUserData *data = static_cast<struct HttpWriteUserData *>(userdata);
+        auto recv_size = nmemb * size;
+        *data->out << std::string(ptr,recv_size);
+        bool result = data->client->WriteStreamFunction(ptr);
+
+        return result? nmemb * size : 0;
     }
 
     size_t recvHeaders(char *buffer, size_t size, size_t nitems, void *userdata)
@@ -124,6 +132,19 @@ void HttpClient::SetProxy(const NetworkProxy &proxy)
     m_proxy = proxy;
 }
 
+void HttpClient::SetStreamCallback(HttpStreamCallback callback){
+    m_streamCallback = callback;
+}
+
+bool HttpClient::WriteStreamFunction(std::string user_data){
+    if (m_streamCallback){
+        return m_streamCallback(user_data);
+    }
+
+    return true;
+}
+
+
 HttpClient::HttpResponseOutcome HttpClient::SendRequest(const HttpRequest &request)
 {
     curl_easy_reset(m_curlHandle);
@@ -177,8 +198,13 @@ HttpClient::HttpResponseOutcome HttpClient::SendRequest(const HttpRequest &reque
     }
     curl_easy_setopt(m_curlHandle, CURLOPT_HTTPHEADER, header_list);
     std::ostringstream out;
-    curl_easy_setopt(m_curlHandle, CURLOPT_WRITEDATA, &out);
+    struct HttpWriteUserData data;
+    data.out = &out;
+    data.client = this;
+    curl_easy_setopt(m_curlHandle, CURLOPT_WRITEDATA, &data);
     curl_easy_setopt(m_curlHandle, CURLOPT_WRITEFUNCTION, recvBody);
+
+
     setCUrlProxy(m_curlHandle, m_proxy);
 
     char errbuf[CURL_ERROR_SIZE];
diff --git a/core/src/profile/HttpProfile.cpp b/core/src/profile/HttpProfile.cpp
index 5923a0f107..e0a8dac8c7 100644
--- a/core/src/profile/HttpProfile.cpp
+++ b/core/src/profile/HttpProfile.cpp
@@ -25,7 +25,8 @@ HttpProfile::HttpProfile() :
     m_protocol(HttpProfile::Scheme::HTTPS),
     m_reqTimeout(TM_MINUTE_SECOND),
     m_connectTimeout(TM_MINUTE_SECOND),
-    m_keepAlive(false)
+    m_keepAlive(false),
+    m_streamCallback(nullptr)
 {
 }
 
@@ -82,3 +83,15 @@ bool HttpProfile::IsKeepAlive() const
 {
     return m_keepAlive;
 }
+
+
+void HttpProfile::SetHTTPStreamCallback(HttpStreamCallback callback){
+    m_streamCallback = std::move(callback);
+}
+
+HttpStreamCallback HttpProfile::GetHTTPStreamCallback(){
+    return m_streamCallback;
+}
+
+
+
diff --git a/hunyuan/include/tencentcloud/hunyuan/v20230901/model/ActivateServiceRequest.h b/hunyuan/include/tencentcloud/hunyuan/v20230901/model/ActivateServiceRequest.h
index 575355d5e9..f9cd0cfbe7 100644
--- a/hunyuan/include/tencentcloud/hunyuan/v20230901/model/ActivateServiceRequest.h
+++ b/hunyuan/include/tencentcloud/hunyuan/v20230901/model/ActivateServiceRequest.h
@@ -20,6 +20,7 @@
 #include <string>
 #include <vector>
 #include <map>
+#include <cstdint>
 #include <tencentcloud/core/AbstractModel.h>
 
 
diff --git a/hunyuan/include/tencentcloud/hunyuan/v20230901/model/ChatCompletionsResponse.h b/hunyuan/include/tencentcloud/hunyuan/v20230901/model/ChatCompletionsResponse.h
index fd9996b019..507db04ddb 100644
--- a/hunyuan/include/tencentcloud/hunyuan/v20230901/model/ChatCompletionsResponse.h
+++ b/hunyuan/include/tencentcloud/hunyuan/v20230901/model/ChatCompletionsResponse.h
@@ -165,6 +165,10 @@ namespace TencentCloud
                      */
                     bool SearchInfoHasBeenSet() const;
 
+
+                    std::vector<std::string> SplitFullStreamedData(const std::string& data);
+                    CoreInternalOutcome ParseFinshStreamData(const std::string &data);
+                    void RemoveStrings(std::string& s, std::string p);
                 private:
 
                     /**
diff --git a/hunyuan/src/v20230901/HunyuanClient.cpp b/hunyuan/src/v20230901/HunyuanClient.cpp
index 4758d4f386..9db747f33a 100644
--- a/hunyuan/src/v20230901/HunyuanClient.cpp
+++ b/hunyuan/src/v20230901/HunyuanClient.cpp
@@ -17,6 +17,7 @@
 #include <tencentcloud/hunyuan/v20230901/HunyuanClient.h>
 #include <tencentcloud/core/Executor.h>
 #include <tencentcloud/core/Runnable.h>
+#include <iostream>
 
 using namespace TencentCloud;
 using namespace TencentCloud::Hunyuan::V20230901;
@@ -91,7 +92,13 @@ HunyuanClient::ChatCompletionsOutcome HunyuanClient::ChatCompletions(const ChatC
         auto r = outcome.GetResult();
         string payload = string(r.Body(), r.BodySize());
         ChatCompletionsResponse rsp = ChatCompletionsResponse();
-        auto o = rsp.Deserialize(payload);
+        TencentCloud::CoreInternalOutcome o;
+        if (request.GetStream()) {
+            o = rsp.ParseFinshStreamData(payload);
+        } else {
+            o = rsp.Deserialize(payload);
+        }
+
         if (o.IsSuccess())
             return ChatCompletionsOutcome(rsp);
         else
diff --git a/hunyuan/src/v20230901/model/ChatCompletionsResponse.cpp b/hunyuan/src/v20230901/model/ChatCompletionsResponse.cpp
index 7204f4856c..9a7ac0bb8c 100644
--- a/hunyuan/src/v20230901/model/ChatCompletionsResponse.cpp
+++ b/hunyuan/src/v20230901/model/ChatCompletionsResponse.cpp
@@ -19,6 +19,9 @@
 #include <tencentcloud/core/utils/rapidjson/writer.h>
 #include <tencentcloud/core/utils/rapidjson/stringbuffer.h>
 
+#include <algorithm>
+#include <vector>
+
 using TencentCloud::CoreInternalOutcome;
 using namespace TencentCloud::Hunyuan::V20230901::Model;
 using namespace std;
@@ -35,6 +38,95 @@ ChatCompletionsResponse::ChatCompletionsResponse() :
 {
 }
 
+
+std::vector<std::string> ChatCompletionsResponse::SplitFullStreamedData(const std::string& data)  {
+    if (data.empty()) {
+        return {};
+    }
+
+    std::vector<std::string> split_data;
+    std::string temp;
+    std::istringstream iss(data);
+    while (std::getline(iss, temp)) {
+        if (temp.empty()) {
+            split_data.push_back(temp);
+        } else {
+            split_data.push_back(temp);
+        }
+    }
+
+    // remove empty strings from the vector
+    split_data.erase(std::remove_if(split_data.begin(), split_data.end(), [](const std::string& s) { return s.empty(); }), split_data.end());
+
+    return split_data;
+}
+
+void ChatCompletionsResponse::RemoveStrings(std::string& s, std::string p) {
+	std::string::size_type i = s.find(p);
+	while (i != std::string::npos) {
+		s.erase(i, p.length());
+		i = s.find(p, i);
+	}
+}
+
+CoreInternalOutcome ChatCompletionsResponse::ParseFinshStreamData(const std::string &data){
+    std::vector<std::string> data_lines = SplitFullStreamedData(data);
+
+    if (data_lines.empty()) {
+        return CoreInternalOutcome(Core::Error("response data is empty"));
+    }
+
+    std::vector<Choice> choices_list;
+    Message full_msg;
+    full_msg.SetRole("assistant");
+	for (auto& line : data_lines){
+        RemoveStrings(line, "data: ");
+
+        rapidjson::Document d;
+        d.Parse(line.c_str());
+        if (d.HasParseError() || !d.IsObject()){
+            return CoreInternalOutcome(Core::Error("response not json format"));
+        }
+
+        if (d.HasMember("Choices") && !d["Choices"].IsNull())
+        {
+            if (!d["Choices"].IsArray())
+                return CoreInternalOutcome(Core::Error("response `Choices` is not array type"));
+
+            const rapidjson::Value &tmpValue = d["Choices"];
+
+            for (rapidjson::Value::ConstValueIterator itr = tmpValue.Begin(); itr != tmpValue.End(); ++itr)
+            {
+                const rapidjson::Value &value = *itr;
+                string requestId = "";
+                if (value.HasMember("Delta") && !value["Delta"].IsNull())
+                {
+                    if (!value["Delta"].IsObject())
+                    {
+                        return CoreInternalOutcome(Core::Error("response `Choice.Delta` is not object type").SetRequestId(requestId));
+                    }
+
+                    Delta current_delta;
+                    CoreInternalOutcome outcome = current_delta.Deserialize(value["Delta"]);
+                    if (!outcome.IsSuccess())
+                    {
+                        outcome.GetError().SetRequestId(requestId);
+                        return outcome;
+                    }
+                    full_msg.SetContent(full_msg.GetContent() + current_delta.GetContent());
+                }
+            }
+        }
+    }
+
+    Choice item;
+    item.SetMessage(full_msg);
+    m_choices.push_back(item);
+    m_choicesHasBeenSet = true;
+
+    return CoreInternalOutcome(true);
+}
+
 CoreInternalOutcome ChatCompletionsResponse::Deserialize(const string &payload)
 {
     rapidjson::Document d;
diff --git a/tts/include/tencentcloud/tts/v20190823/model/CreateTtsTaskRequest.h b/tts/include/tencentcloud/tts/v20190823/model/CreateTtsTaskRequest.h
index d1699a6ff4..f1dee979af 100644
--- a/tts/include/tencentcloud/tts/v20190823/model/CreateTtsTaskRequest.h
+++ b/tts/include/tencentcloud/tts/v20190823/model/CreateTtsTaskRequest.h
@@ -20,6 +20,7 @@
 #include <string>
 #include <vector>
 #include <map>
+#include <cstdint>
 #include <tencentcloud/core/AbstractModel.h>
 
 
diff --git a/tts/include/tencentcloud/tts/v20190823/model/TextToVoiceRequest.h b/tts/include/tencentcloud/tts/v20190823/model/TextToVoiceRequest.h
index 751c08cb26..c5a6a93aa6 100644
--- a/tts/include/tencentcloud/tts/v20190823/model/TextToVoiceRequest.h
+++ b/tts/include/tencentcloud/tts/v20190823/model/TextToVoiceRequest.h
@@ -20,6 +20,7 @@
 #include <string>
 #include <vector>
 #include <map>
+#include <cstdint>
 #include <tencentcloud/core/AbstractModel.h>