diff --git a/headers/curly.hpp/curly.hpp b/headers/curly.hpp/curly.hpp
index 38844af..874e305 100644
--- a/headers/curly.hpp/curly.hpp
+++ b/headers/curly.hpp/curly.hpp
@@ -104,10 +104,6 @@ namespace curly_hpp
         response& operator=(const response&) = delete;
 
         explicit response(response_code_t rc) noexcept;
-        response(response_code_t rc, headers_t h) noexcept;
-        response(response_code_t rc, content_t c) noexcept;
-        response(response_code_t rc, headers_t h, content_t c) noexcept;
-
         response_code_t code() const noexcept;
 
         content_t& content() noexcept;
@@ -209,7 +205,7 @@ namespace curly_hpp
         downloader_uptr& downloader() noexcept;
         const downloader_uptr& downloader() const noexcept;
 
-        request perform();
+        request send();
 
         template < typename Uploader, typename... Args >
         request_builder& uploader(Args&&... args) {
@@ -238,10 +234,10 @@ namespace curly_hpp
 
 namespace curly_hpp
 {
-    class auto_updater {
+    class auto_performer {
     public:
-        auto_updater();
-        ~auto_updater() noexcept;
+        auto_performer();
+        ~auto_performer() noexcept;
 
         time_ms_t wait_activity() const noexcept;
         void wait_activity(time_ms_t ms) noexcept;
@@ -254,9 +250,6 @@ namespace curly_hpp
 
 namespace curly_hpp
 {
-    void update();
+    void perform();
     void wait_activity(time_ms_t ms);
-
-    request perform(request_builder& rb);
-    request perform(request_builder&& rb);
 }
diff --git a/sources/curly.cpp b/sources/curly.cpp
index 53bfa72..41620f1 100644
--- a/sources/curly.cpp
+++ b/sources/curly.cpp
@@ -230,19 +230,6 @@ namespace curly_hpp
     response::response(response_code_t rc) noexcept
     : code_(rc) {}
 
-    response::response(response_code_t rc, headers_t h) noexcept
-    : code_(rc)
-    , headers_(std::move(h)) {}
-
-    response::response(response_code_t rc, content_t c) noexcept
-    : code_(rc)
-    , content_(std::move(c))  {}
-
-    response::response(response_code_t rc, headers_t h, content_t c) noexcept
-    : code_(rc)
-    , headers_(std::move(h))
-    , content_(std::move(c)) {}
-
     response_code_t response::code() const noexcept {
         return code_;
     }
@@ -376,16 +363,28 @@ namespace curly_hpp
                 return false;
             }
 
-            long response_code = 0;
-            curl_easy_getinfo(
+            long code = 0;
+            if ( CURLE_OK != curl_easy_getinfo(
                 handle_.get(),
                 CURLINFO_RESPONSE_CODE,
-                &response_code);
+                &code) || !code )
+            {
+                status_ = statuses::failed;
+                cond_var_.notify_all();
+                return false;
+            }
 
-            response_ = response(
-                static_cast<response_code_t>(response_code),
-                std::move(response_headers_),
-                std::move(response_content_));
+            try {
+                response_ = response(static_cast<response_code_t>(code));
+                response_.content() = std::move(response_content_);
+                response_.headers() = std::move(response_headers_);
+                response_.uploader() = std::move(uploader_);
+                response_.downloader() = std::move(downloader_);
+            } catch (...) {
+                status_ = statuses::failed;
+                cond_var_.notify_all();
+                return false;
+            }
 
             status_ = statuses::done;
             error_.clear();
@@ -716,40 +715,65 @@ namespace curly_hpp
         return downloader_;
     }
 
-    request request_builder::perform() {
-        return ::perform(*this);
+    request request_builder::send() {
+        return curl_state::with([this](CURLM* curlm){
+            handle_t handle{
+                curl_easy_init(),
+                &curl_easy_cleanup};
+
+            if ( !handle ) {
+                throw exception("curly_hpp: failed to curl_easy_init");
+            }
+
+            auto sreq = std::make_shared<request::internal_state>(
+                std::move(handle),
+                std::move(*this));
+
+            if ( CURLM_OK != curl_multi_add_handle(curlm, sreq->handle().get()) ) {
+                throw exception("curly_hpp: failed to curl_multi_add_handle");
+            }
+
+            try {
+                handles.emplace(sreq->handle().get(), sreq);
+            } catch (...) {
+                curl_multi_remove_handle(curlm, sreq->handle().get());
+                throw;
+            }
+
+            return request(sreq);
+        });
     }
 }
 
 // -----------------------------------------------------------------------------
 //
-// auto_updater
+// auto_performer
 //
 // -----------------------------------------------------------------------------
 
 namespace curly_hpp
 {
-    auto_updater::auto_updater() {
+    auto_performer::auto_performer() {
         thread_ = std::thread([this](){
             while ( !done_ ) {
-                ::update();
-                ::wait_activity(wait_activity());
+                curly_hpp::perform();
+                curly_hpp::wait_activity(wait_activity());
             }
         });
     }
 
-    auto_updater::~auto_updater() noexcept {
+    auto_performer::~auto_performer() noexcept {
         done_.store(true);
         if ( thread_.joinable() ) {
             thread_.join();
         }
     }
 
-    time_ms_t auto_updater::wait_activity() const noexcept {
+    time_ms_t auto_performer::wait_activity() const noexcept {
         return wait_activity_;
     }
 
-    void auto_updater::wait_activity(time_ms_t ms) noexcept {
+    void auto_performer::wait_activity(time_ms_t ms) noexcept {
         wait_activity_ = ms;
     }
 }
@@ -762,7 +786,7 @@ namespace curly_hpp
 
 namespace curly_hpp
 {
-    void update() {
+    void perform() {
         curl_state::with([](CURLM* curlm){
             int running_handles = 0;
             curl_multi_perform(curlm, &running_handles);
@@ -809,26 +833,4 @@ namespace curly_hpp
             curl_multi_wait(curlm, nullptr, 0, static_cast<int>(ms.count()), nullptr);
         });
     }
-
-    request perform(request_builder& rb) {
-        return perform(std::move(rb));
-    }
-
-    request perform(request_builder&& rb) {
-        return curl_state::with([&rb](CURLM* curlm){
-            handle_t handle{curl_easy_init(), &curl_easy_cleanup};
-            if ( !handle ) {
-                throw exception("curly_hpp: failed to curl_easy_init");
-            }
-            auto sreq = std::make_shared<request::internal_state>(std::move(handle), std::move(rb));
-            curl_multi_add_handle(curlm, sreq->handle().get());
-            try {
-                handles.emplace(sreq->handle().get(), sreq);
-            } catch (...) {
-                curl_multi_remove_handle(curlm, sreq->handle().get());
-                throw;
-            }
-            return request(sreq);
-        });
-    }
 }
diff --git a/untests/curly_tests.cpp b/untests/curly_tests.cpp
index 0cd393a..7c8f277 100644
--- a/untests/curly_tests.cpp
+++ b/untests/curly_tests.cpp
@@ -48,10 +48,10 @@ namespace
 }
 
 TEST_CASE("curly"){
-    net::auto_updater updater;
+    net::auto_performer performer;
 
     SECTION("wait") {
-        auto req = net::request_builder("https://httpbin.org/delay/1").perform();
+        auto req = net::request_builder("https://httpbin.org/delay/1").send();
         REQUIRE(req.status() == net::request::statuses::pending);
         REQUIRE(req.wait() == net::request::statuses::done);
         REQUIRE(req.status() == net::request::statuses::done);
@@ -61,7 +61,7 @@ TEST_CASE("curly"){
     }
 
     SECTION("error") {
-        auto req = net::request_builder("|||").perform();
+        auto req = net::request_builder("|||").send();
         REQUIRE(req.wait() == net::request::statuses::failed);
         REQUIRE(req.status() == net::request::statuses::failed);
         REQUIRE_FALSE(req.error().empty());
@@ -69,13 +69,13 @@ TEST_CASE("curly"){
 
     SECTION("cancel") {
         {
-            auto req = net::request_builder("https://httpbin.org/delay/1").perform();
+            auto req = net::request_builder("https://httpbin.org/delay/1").send();
             REQUIRE(req.cancel());
             REQUIRE(req.status() == net::request::statuses::canceled);
             REQUIRE(req.error().empty());
         }
         {
-            auto req = net::request_builder("https://httpbin.org/status/200").perform();
+            auto req = net::request_builder("https://httpbin.org/status/200").send();
             REQUIRE(req.wait() == net::request::statuses::done);
             REQUIRE_FALSE(req.cancel());
             REQUIRE(req.status() == net::request::statuses::done);
@@ -85,13 +85,13 @@ TEST_CASE("curly"){
 
     SECTION("get") {
         {
-            auto req = net::request_builder("https://httpbin.org/status/204").perform();
+            auto req = net::request_builder("https://httpbin.org/status/204").send();
             auto resp = req.get();
             REQUIRE(req.status() == net::request::statuses::empty);
             REQUIRE(resp.code() == 204u);
         }
         {
-            auto req = net::request_builder("https://httpbin.org/delay/2").perform();
+            auto req = net::request_builder("https://httpbin.org/delay/2").send();
             REQUIRE(req.cancel());
             REQUIRE_THROWS_AS(req.get(), net::exception);
             REQUIRE(req.status() == net::request::statuses::canceled);
@@ -99,7 +99,7 @@ TEST_CASE("curly"){
         {
             auto req = net::request_builder("https://httpbin.org/delay/2")
                 .response_timeout(net::time_sec_t(0))
-                .perform();
+                .send();
             REQUIRE(req.wait() == net::request::statuses::timeout);
             REQUIRE_THROWS_AS(req.get(), net::exception);
             REQUIRE(req.status() == net::request::statuses::timeout);
@@ -111,75 +111,75 @@ TEST_CASE("curly"){
             auto req0 = net::request_builder()
                 .url("https://httpbin.org/put")
                 .method(net::methods::put)
-                .perform();
+                .send();
             REQUIRE(req0.get().code() == 200u);
 
             auto req1 = net::request_builder()
                 .url("https://httpbin.org/put")
                 .method(net::methods::get)
-                .perform();
+                .send();
             REQUIRE(req1.get().code() == 405u);
 
             auto req2 = net::request_builder()
                 .url("https://httpbin.org/put")
                 .method(net::methods::head)
-                .perform();
+                .send();
             REQUIRE(req2.get().code() == 405u);
 
             auto req3 = net::request_builder()
                 .url("https://httpbin.org/put")
                 .method(net::methods::post)
-                .perform();
+                .send();
             REQUIRE(req3.get().code() == 405u);
         }
         {
             auto req0 = net::request_builder()
                 .url("https://httpbin.org/get")
                 .method(net::methods::put)
-                .perform();
+                .send();
             REQUIRE(req0.get().code() == 405u);
 
             auto req1 = net::request_builder()
                 .url("https://httpbin.org/get")
                 .method(net::methods::get)
-                .perform();
+                .send();
             REQUIRE(req1.get().code() == 200u);
 
             auto req2 = net::request_builder()
                 .url("https://httpbin.org/get")
                 .method(net::methods::head)
-                .perform();
+                .send();
             REQUIRE(req2.get().code() == 200u);
 
             auto req3 = net::request_builder()
                 .url("https://httpbin.org/get")
                 .method(net::methods::post)
-                .perform();
+                .send();
             REQUIRE(req3.get().code() == 405u);
         }
         {
             auto req0 = net::request_builder()
                 .url("https://httpbin.org/post")
                 .method(net::methods::put)
-                .perform();
+                .send();
             REQUIRE(req0.get().code() == 405u);
 
             auto req1 = net::request_builder()
                 .url("https://httpbin.org/post")
                 .method(net::methods::get)
-                .perform();
+                .send();
             REQUIRE(req1.get().code() == 405u);
 
             auto req2 = net::request_builder()
                 .url("https://httpbin.org/post")
                 .method(net::methods::head)
-                .perform();
+                .send();
             REQUIRE(req2.get().code() == 405u);
 
             auto req3 = net::request_builder()
                 .url("https://httpbin.org/post")
                 .method(net::methods::post)
-                .perform();
+                .send();
             REQUIRE(req3.get().code() == 200u);
         }
     }
@@ -189,28 +189,28 @@ TEST_CASE("curly"){
             auto req = net::request_builder()
                 .url("https://httpbin.org/status/200")
                 .method(net::methods::put)
-                .perform();
+                .send();
             REQUIRE(req.get().code() == 200u);
         }
         {
             auto req = net::request_builder()
                 .url("https://httpbin.org/status/201")
                 .method(net::methods::get)
-                .perform();
+                .send();
             REQUIRE(req.get().code() == 201u);
         }
         {
             auto req = net::request_builder()
                 .url("https://httpbin.org/status/202")
                 .method(net::methods::head)
-                .perform();
+                .send();
             REQUIRE(req.get().code() == 202u);
         }
         {
             auto req = net::request_builder()
                 .url("https://httpbin.org/status/203")
                 .method(net::methods::post)
-                .perform();
+                .send();
             REQUIRE(req.get().code() == 203u);
         }
     }
@@ -220,7 +220,7 @@ TEST_CASE("curly"){
             .url("https://httpbin.org/headers")
             .header("Custom-Header-1", "custom_header_value_1")
             .header("Custom-Header-2", "custom header value 2")
-            .perform();
+            .send();
         const auto resp = req.get();
         const auto content_j = json::parse(resp.content().as_string_view());
         REQUIRE(content_j["headers"]["Custom-Header-1"] == "custom_header_value_1");
@@ -232,7 +232,7 @@ TEST_CASE("curly"){
             auto req = net::request_builder()
                 .url("https://httpbin.org/response-headers?hello=world&world=hello")
                 .method(net::methods::get)
-                .perform();
+                .send();
             const auto resp = req.get();
             const auto content_j = json::parse(resp.content().as_string_view());
             REQUIRE(content_j["hello"] == "world");
@@ -242,7 +242,7 @@ TEST_CASE("curly"){
             auto req = net::request_builder()
                 .url("https://httpbin.org/response-headers?hello=world&world=hello")
                 .method(net::methods::post)
-                .perform();
+                .send();
             const auto resp = req.get();
             const auto content_j = json::parse(resp.content().as_string_view());
             REQUIRE(content_j["hello"] == "world");
@@ -254,7 +254,7 @@ TEST_CASE("curly"){
         {
             auto req = net::request_builder()
                 .url("https://httpbin.org/base64/SFRUUEJJTiBpcyBhd2Vzb21l")
-                .perform();
+                .send();
             const auto resp = req.get();
             REQUIRE(resp.content().as_string_view() == "HTTPBIN is awesome");
             REQUIRE(req.error().empty());
@@ -263,7 +263,7 @@ TEST_CASE("curly"){
             auto req = net::request_builder()
                 .url("https://httpbin.org/delay/10")
                 .response_timeout(net::time_sec_t(0))
-                .perform();
+                .send();
             REQUIRE(req.wait() == net::request::statuses::timeout);
             REQUIRE_FALSE(req.error().empty());
         }
@@ -271,7 +271,7 @@ TEST_CASE("curly"){
             auto req = net::request_builder()
                 .url("https://httpbin.org/delay/10")
                 .response_timeout(net::time_sec_t(1))
-                .perform();
+                .send();
             REQUIRE(req.wait() == net::request::statuses::timeout);
             REQUIRE_FALSE(req.error().empty());
         }
@@ -282,7 +282,7 @@ TEST_CASE("curly"){
             auto resp = net::request_builder()
                 .url("https://httpbin.org/image/png")
                 .method(net::methods::get)
-                .perform().get();
+                .send().get();
             REQUIRE(resp.code() == 200u);
             REQUIRE(resp.headers().count("Content-Type"));
             REQUIRE(resp.headers().at("Content-Type") == "image/png");
@@ -293,7 +293,7 @@ TEST_CASE("curly"){
             auto resp = net::request_builder()
                 .url("https://httpbin.org/image/jpeg")
                 .method(net::methods::get)
-                .perform().get();
+                .send().get();
             REQUIRE(resp.code() == 200u);
             REQUIRE(resp.headers().count("Content-Type"));
             REQUIRE(resp.headers().at("Content-Type") == "image/jpeg");
@@ -307,21 +307,21 @@ TEST_CASE("curly"){
             auto req = net::request_builder()
                 .url("https://httpbin.org/redirect/2")
                 .method(net::methods::get)
-                .perform();
+                .send();
             REQUIRE(req.get().code() == 200u);
         }
         {
             auto req = net::request_builder()
                 .url("https://httpbin.org/absolute-redirect/2")
                 .method(net::methods::get)
-                .perform();
+                .send();
             REQUIRE(req.get().code() == 200u);
         }
         {
             auto req = net::request_builder()
                 .url("https://httpbin.org/relative-redirect/2")
                 .method(net::methods::get)
-                .perform();
+                .send();
             REQUIRE(req.get().code() == 200u);
         }
     }
@@ -333,7 +333,7 @@ TEST_CASE("curly"){
                 .method(net::methods::put)
                 .header("Content-Type", "application/json")
                 .content(R"({"hello":"world"})")
-                .perform().get();
+                .send().get();
             const auto content_j = json::parse(resp.content().as_string_view());
             REQUIRE(content_j["data"] == R"({"hello":"world"})");
         }
@@ -343,7 +343,7 @@ TEST_CASE("curly"){
                 .method(net::methods::post)
                 .header("Content-Type", "application/json")
                 .content(R"({"hello":"world"})")
-                .perform().get();
+                .send().get();
             const auto content_j = json::parse(resp.content().as_string_view());
             REQUIRE(content_j["data"] == R"({"hello":"world"})");
         }
@@ -353,7 +353,7 @@ TEST_CASE("curly"){
                 .method(net::methods::post)
                 .header("Content-Type", "application/x-www-form-urlencoded")
                 .content("hello=world&world=hello")
-                .perform().get();
+                .send().get();
             const auto content_j = json::parse(resp.content().as_string_view());
             REQUIRE(content_j["form"]["hello"] == "world");
             REQUIRE(content_j["form"]["world"] == "hello");