diff --git a/src/socketify/loop.py b/src/socketify/loop.py
index 883a25a..fda8ce1 100644
--- a/src/socketify/loop.py
+++ b/src/socketify/loop.py
@@ -34,12 +34,17 @@ class Loop:
 
         asyncio.set_event_loop(self.loop)
         self.started = False
+        self.last_defer = False
         # self.loop_thread = None
 
+    def create_future(self):
+        return self.loop.create_future()
+
     def start(self):
         self.started = True
+        #start relaxed until first task
         self.timer = self.uv_loop.create_timer(0, 100, lambda loop: loop.run_once_asyncio(), self)
-    
+
     def run(self):
         self.uv_loop.run()
 
@@ -50,6 +55,13 @@ class Loop:
         #run only one step
         self.loop.call_soon(self.loop.stop)
         self.loop.run_forever()
+        if self.started:
+            pending = len(asyncio.all_tasks(self.loop))
+            if pending < 1: #relaxed if has no tasks
+                self.timer.set_repeat(100)
+            else: #urge when needs
+                self.timer.set_repeat(1)
+
     def stop(self):
         if(self.started):
             self.timer.stop()
@@ -59,6 +71,7 @@ class Loop:
         if self.loop.is_running(): 
             self.loop.stop()
 
+        self.last_defer = None
         # Find all running tasks in main thread:
         pending = asyncio.all_tasks(self.loop)
         # Run loop until tasks done
@@ -74,6 +87,9 @@ class Loop:
 
         #with threads
         future.add_done_callback(lambda f: future_handler(f, self.loop, self.exception_handler, response))
+
+        #force asyncio run once to enable req in async functions before first await
+        self.run_once_asyncio()
         return future
 
 
diff --git a/src/socketify/native/src/libsocketify.c b/src/socketify/native/src/libsocketify.c
index 24c0426..82f4e49 100644
--- a/src/socketify/native/src/libsocketify.c
+++ b/src/socketify/native/src/libsocketify.c
@@ -89,7 +89,7 @@ void socketify_destroy_loop(socketify_loop* loop){
     free(loop);
 }
 
-socketify_timer* socketify_create_timer(socketify_loop* loop, int64_t timeout, int64_t repeat, socketify_timer_handler handler, void* user_data){
+socketify_timer* socketify_create_timer(socketify_loop* loop, uint64_t timeout, uint64_t repeat, socketify_timer_handler handler, void* user_data){
        
     uv_timer_t* uv_timer = malloc(sizeof(uv_timer_t));
     // uv_timer_init(loop->uv_loop, uv_timer);
@@ -109,6 +109,12 @@ socketify_timer* socketify_create_timer(socketify_loop* loop, int64_t timeout, i
     return timer;
 }
 
+void socketify_timer_set_repeat(socketify_timer* timer, uint64_t repeat){
+    uv_timer_set_repeat( timer->uv_timer_ptr, repeat);
+}
+
+
+
 //stops and destroy timer info
 void socketify_timer_destroy(socketify_timer* timer){
     uv_timer_stop(timer->uv_timer_ptr);
diff --git a/src/socketify/native/src/libsocketify.h b/src/socketify/native/src/libsocketify.h
index fb0e06d..45679f1 100644
--- a/src/socketify/native/src/libsocketify.h
+++ b/src/socketify/native/src/libsocketify.h
@@ -26,6 +26,8 @@ typedef struct{
     void* user_data;
 } socketify_timer;
 
+
+
 socketify_loop * socketify_create_loop();
 bool socketify_constructor_failed(socketify_loop* loop);
 bool socketify_on_prepare(socketify_loop* loop, socketify_prepare_handler handler, void* user_data);
@@ -36,6 +38,8 @@ void* socketify_get_native_loop(socketify_loop* loop);
 int socketify_loop_run(socketify_loop* loop, socketify_run_mode mode);
 void socketify_loop_stop(socketify_loop* loop);
 
-socketify_timer* socketify_create_timer(socketify_loop* loop, int64_t timeout, int64_t repeat, socketify_timer_handler handler, void* user_data);
+socketify_timer* socketify_create_timer(socketify_loop* loop, uint64_t timeout, uint64_t repeat, socketify_timer_handler handler, void* user_data);
 void socketify_timer_destroy(socketify_timer* timer);
+void socketify_timer_set_repeat(socketify_timer* timer, uint64_t repeat);
+
 #endif
\ No newline at end of file
diff --git a/src/socketify/native/uv.py b/src/socketify/native/uv.py
index 1085c83..45b2ac6 100644
--- a/src/socketify/native/uv.py
+++ b/src/socketify/native/uv.py
@@ -8,6 +8,7 @@ ffi.cdef("""
 
 typedef void (*socketify_prepare_handler)(void* user_data);
 typedef void (*socketify_timer_handler)(void* user_data);
+typedef void (*socketify_async_handler)(void* user_data);
 
 typedef enum {
   SOCKETIFY_RUN_DEFAULT = 0,
@@ -28,6 +29,12 @@ typedef struct{
     void* user_data;
 } socketify_timer;
 
+typedef struct{
+    void* uv_async_ptr;
+    socketify_async_handler handler;
+    void* user_data;
+} socketify_async;
+
 socketify_loop * socketify_create_loop();
 bool socketify_constructor_failed(socketify_loop* loop);
 bool socketify_on_prepare(socketify_loop* loop, socketify_prepare_handler handler, void* user_data);
@@ -38,9 +45,10 @@ void* socketify_get_native_loop(socketify_loop* loop);
 int socketify_loop_run(socketify_loop* loop, socketify_run_mode mode);
 void socketify_loop_stop(socketify_loop* loop);
 
-socketify_timer* socketify_create_timer(socketify_loop* loop, int64_t timeout, int64_t repeat, socketify_timer_handler handler, void* user_data);
+socketify_timer* socketify_create_timer(socketify_loop* loop, uint64_t timeout, uint64_t repeat, socketify_timer_handler handler, void* user_data);
 void socketify_timer_destroy(socketify_timer* timer);
-
+bool socketify_async_call(socketify_loop* loop, socketify_async_handler handler, void* user_data);
+void socketify_timer_set_repeat(socketify_timer* timer, uint64_t repeat);
 
 """)
 library_path = os.path.join(os.path.dirname(__file__), "libsocketify.so")
@@ -56,17 +64,20 @@ def socketify_generic_handler(data):
 class UVTimer:
     def __init__(self, loop, timeout, repeat, handler, user_data):
         self._handler_data = ffi.new_handle((handler, user_data))
-        self._ptr = lib.socketify_create_timer(loop, ffi.cast("int64_t", timeout), ffi.cast("int64_t", repeat), socketify_generic_handler, self._handler_data)
+        self._ptr = lib.socketify_create_timer(loop, ffi.cast("uint64_t", timeout), ffi.cast("uint64_t", repeat), socketify_generic_handler, self._handler_data)
 
     def stop(self):
         lib.socketify_timer_destroy(self._ptr)
         self._handler_data = None
         self._ptr = ffi.NULL
 
+    def set_repeat(self, repeat):
+        lib.socketify_timer_set_repeat(self._ptr, ffi.cast("uint64_t", repeat))
+        
     def __del__(self):
         if self._ptr != ffi.NULL:
             lib.socketify_timer_destroy(self._ptr)
-            self.self._handler_data = None
+            self._handler_data = None
 
 
 class UVLoop:
@@ -90,7 +101,7 @@ class UVLoop:
 
     def __del__(self):
         lib.socketify_destroy_loop(self._loop)
-        self.self._handler_data = None
+        self._handler_data = None
   
     def run(self):
         return lib.socketify_loop_run(self._loop, lib.SOCKETIFY_RUN_DEFAULT)
diff --git a/src/socketify/socketify.py b/src/socketify/socketify.py
index 56357b3..ea06dd2 100644
--- a/src/socketify/socketify.py
+++ b/src/socketify/socketify.py
@@ -5,7 +5,8 @@ from .status_codes import status_codes
 import json
 import inspect
 import signal
-
+from http import cookies
+from datetime import datetime
 ffi = cffi.FFI()
 ffi.cdef("""
 
@@ -220,7 +221,7 @@ def uws_generic_method_handler(res, req, user_data):
         try:
             if inspect.iscoroutinefunction(handler):
                 response.grab_aborted_handler()
-                app.run_async(handler(response, request), response)
+                response.run_async(handler(response, request))
             else:
                 handler(response, request)
         except Exception as err:
@@ -236,7 +237,7 @@ def uws_generic_ssl_method_handler(res, req, user_data):
         try:
             if inspect.iscoroutinefunction(handler):
                 response.grab_aborted_handler()
-                app.run_async(handler(response, request), response)
+                response.run_async(handler(response, request))
             else:
                 handler(response, request)
         except Exception as err:
@@ -261,46 +262,112 @@ def uws_generic_aborted_handler(response, user_data):
         res = ffi.from_handle(user_data)
         res.trigger_aborted()
 
+@ffi.callback("void(uws_res_t *, const char *, size_t, bool, void*)")
+def uws_generic_on_data_handler(res, chunk, chunk_length, is_end, user_data):
+    if not user_data == ffi.NULL:
+        res = ffi.from_handle(user_data)
+        if chunk == ffi.NULL: 
+            data = None
+        else:
+            data = ffi.unpack(chunk, chunk_length)
+        
+        res.trigger_data_handler(data, bool(is_end))
+
+@ffi.callback("bool(uws_res_t *, uintmax_t, void*)")
+def uws_generic_on_writable_handler(res, offset, user_data):
+    if not user_data == ffi.NULL:
+        res = ffi.from_handle(user_data)        
+        return res.trigger_writable_handler(offset)
+    return False
+
 class AppRequest:
     def __init__(self, request):
         self.req = request
+        self.read_jar = None
+        self.jar_parsed = False
+
+    def get_cookie(self, name):
+        if self.read_jar == None:
+            if self.jar_parsed:
+                return None
+            raw_cookies = self.get_header("cookie")
+            if raw_cookies:
+                self.jar_parsed = True
+                self.read_jar = cookies.SimpleCookie(raw_cookies)
+            else:
+                self.jar_parsed = True
+                return None
+        try:
+            return self.read_jar[name].value
+        except Exception:
+            return None
+
     def get_url(self):
         buffer = ffi.new("char**")
         length = lib.uws_req_get_url(self.req, buffer)   
         buffer_address = ffi.addressof(buffer, 0)[0]
         if buffer_address == ffi.NULL: 
             return None
-        return ffi.unpack(buffer_address, length).decode("utf-8")
+        try:
+            return ffi.unpack(buffer_address, length).decode("utf-8")
+        except Exception: #invalid utf-8
+            return None
     def get_method(self):
         buffer = ffi.new("char**")
         length = lib.uws_req_get_method(self.req, buffer)   
         buffer_address = ffi.addressof(buffer, 0)[0]
         if buffer_address == ffi.NULL: 
             return None
-        return ffi.unpack(buffer_address, length).decode("utf-8")
+        
+        try:
+            return ffi.unpack(buffer_address, length).decode("utf-8")
+        except Exception: #invalid utf-8
+            return None
     def get_header(self, lower_case_header):
+        if isinstance(lower_case_header, str):
+            data = lower_case_header.encode("utf-8")
+        elif isinstance(lower_case_header, bytes):
+            data = lower_case_header
+        else:
+            data = json.dumps(lower_case_header).encode("utf-8")
+
         buffer = ffi.new("char**")
-        data = lower_case_header.encode("utf-8")
         length = lib.uws_req_get_header(self.req, data, len(data), buffer)   
         buffer_address = ffi.addressof(buffer, 0)[0]
         if buffer_address == ffi.NULL: 
             return None
-        return ffi.unpack(buffer_address, length).decode("utf-8")
+        try:
+            return ffi.unpack(buffer_address, length).decode("utf-8")
+        except Exception: #invalid utf-8
+            return None
     def get_query(self, key):
         buffer = ffi.new("char**")
-        data = key.encode("utf-8")
-        length = lib.uws_req_get_query(self.req, data, len(data), buffer)   
+        
+        if isinstance(key, str):
+            key_data = key.encode("utf-8")
+        elif isinstance(key, bytes):
+            key_data = key
+        else:
+            key_data = json.dumps(key).encode("utf-8")
+
+        length = lib.uws_req_get_query(self.req, key_data, len(key_data), buffer)   
         buffer_address = ffi.addressof(buffer, 0)[0]
         if buffer_address == ffi.NULL: 
             return None
-        return ffi.unpack(buffer_address, length).decode("utf-8")
+        try:
+            return ffi.unpack(buffer_address, length).decode("utf-8")
+        except Exception: #invalid utf-8
+            return None
     def get_parameter(self, index):
         buffer = ffi.new("char**")
         length = lib.uws_req_get_parameter(self.req, ffi.cast("unsigned short", index), buffer)   
         buffer_address = ffi.addressof(buffer, 0)[0]
         if buffer_address == ffi.NULL: 
             return None
-        return ffi.unpack(buffer_address, length).decode("utf-8")
+        try:
+            return ffi.unpack(buffer_address, length).decode("utf-8")
+        except Exception: #invalid utf-8
+            return None
     def set_yield(self, has_yield):
         lib.uws_req_set_field(self.req, 1 if has_yield else 0)
     def get_yield(self):
@@ -316,23 +383,105 @@ class AppResponse:
         self.aborted = False
         self._ptr = ffi.NULL
         self.loop = loop
+        self._aborted_handler = None
+        self._writable_handler = None
+        self._data_handler = None
+        self._ptr = ffi.new_handle(self)
+        self._grabed_abort_handler_once = False
+        self._write_jar = None
+
+    def set_cookie(self, name, value, options={}):
+        if self._write_jar == None:
+            self._write_jar = cookies.SimpleCookie()
+        self._write_jar[name] = value
+        if isinstance(options, dict):
+            for key in options:
+                if key == "expires" and isinstance(options[key], datetime):
+                    self._write_jar[name][key] = options[key].strftime("%a, %d %b %Y %H:%M:%S GMT")
+                else:
+                    self._write_jar[name][key] = options[key]
 
     def trigger_aborted(self):
         self.aborted = True
         self.res = ffi.NULL
         self._ptr = ffi.NULL
         if hasattr(self, "_aborted_handler") and hasattr(self._aborted_handler, '__call__'):
-            self._aborted_handler()
+            try:    
+                if inspect.iscoroutinefunction(self._aborted_handler):
+                    self.run_async(self._aborted_handler(self))
+                else:
+                    self._aborted_handler(self)
+            except Exception as err:
+                print("Error on abort handler %s"  % str(err))
         return self
              
+    def trigger_data_handler(self, data, is_end):
+        if self.aborted:
+            return self
+        if hasattr(self, "_data_handler") and hasattr(self._data_handler, '__call__'):
+            try:
+                if inspect.iscoroutinefunction(self._data_handler):
+                    self.run_async(self._data_handler(self, data, is_end))
+                else:
+                    self._data_handler(self, data, is_end)
+            except Exception as err:
+                print("Error on data handler %s"  % str(err))
+
+        return self
+             
+    def trigger_writable_handler(self, offset):
+        if self.aborted:
+            return False
+        if hasattr(self, "_writable_handler") and hasattr(self._writable_handler, '__call__'):
+            try:
+                if inspect.iscoroutinefunction(self._writable_handler):
+                    raise RuntimeError("AppResponse.on_writable must be synchronous")
+                return self._writable_handler(self, offset)
+            except Exception as err:
+                print("Error on writable handler %s"  % str(err))
+            return False
+        return False
+             
     def run_async(self, task):
         self.grab_aborted_handler()
         return self.loop.run_async(task, self)
 
+    
+    async def get_text(self, encoding='utf-8'):
+        data = await self.get_data()
+        try: 
+            return b''.join(data).decode(encoding)
+        except Exception:
+            return None #invalid encoding
+
+    async def get_json(self):
+        data = await self.get_data()
+        try: 
+            return json.loads(b''.join(data).decode('utf-8'))
+        except Exception:
+            return None #invalid json
+
+
+    def get_data(self):
+        future = self.loop.create_future()
+        data = []
+        def is_aborted(res):
+            future.set_result(data)
+
+        def get_chunks(res, chunk, is_end):
+            data.append(chunk)
+            if is_end:
+                future.set_result(data)
+        
+        self.on_aborted(is_aborted)
+        self.on_data(get_chunks)
+        return future
+
+
     def grab_aborted_handler(self):
         #only needed if is async
-        if self._ptr == ffi.NULL and not self.aborted:
-            self._ptr = ffi.new_handle(self)
+        if not self.aborted and not self._grabed_abort_handler_once:
+            self._grabed_abort_handler_once = True
             lib.uws_res_on_aborted(self.SSL, self.res, uws_generic_aborted_handler, self._ptr)
 
     def redirect(self, location, status_code=302):
@@ -342,6 +491,9 @@ class AppResponse:
    
     def end(self, message, end_connection=False):
         if not self.aborted:
+            if self._write_jar != None:
+                self.write_header("Set-Cookie", self._write_jar.output(header=""))
+            
             if isinstance(message, str):
                 data = message.encode("utf-8")
             elif isinstance(message, bytes):
@@ -350,7 +502,7 @@ class AppResponse:
                 self.end_without_body(end_connection)
                 return self
             else:
-                self.write_header("Content-Type", "application/json")
+                self.write_header(b'Content-Type', b'application/json')
                 data = json.dumps(message).encode("utf-8")
             lib.uws_res_end(self.SSL, self.res, data, len(data), 1 if end_connection else 0)
         return self
@@ -370,11 +522,17 @@ class AppResponse:
             lib.uws_res_write_continue(self.SSL, self.res)
         return self
 
+    # /* Try and end the response. Returns [true, true] on success.
+    #  * Starts a timeout in some cases. Returns [ok, hasResponded] */
+    # std::pair<bool, bool> tryEnd(std::string_view data, uintmax_t totalSize = 0) {
+    #     return {internalEnd(data, totalSize, true), hasResponded()};
+    # }
+
     def write_status(self, status_or_status_text):
         if not self.aborted:
             if isinstance(status_or_status_text, int):
                 try:
-                    data = status_codes[status_or_status_text].encode("utf-8")
+                    data = status_codes[status_or_status_text]
                 except: #invalid status
                     raise RuntimeError("\"%d\" Is not an valid Status Code" % status_or_status_text) 
             elif isinstance(status_text, str):
@@ -389,7 +547,13 @@ class AppResponse:
 
     def write_header(self, key, value):
         if not self.aborted:
-            key_data = key.encode("utf-8")
+            if isinstance(key, str):
+                key_data = key.encode("utf-8")
+            elif isinstance(key, bytes):
+                key_data = key
+            else:
+                key_data = json.dumps(key).encode("utf-8")
+
             if isinstance(value, int):
                 lib.uws_res_write_header_int(self.SSL, self.res, key_data, len(key_data),  ffi.cast("uint64_t", value))
             elif isinstance(value, str):
@@ -403,6 +567,8 @@ class AppResponse:
 
     def end_without_body(self,  end_connection=False):
         if not self.aborted:
+            if self._write_jar != None:
+                self.write_header("Set-Cookie", self._write_jar.output(header=""))
             lib.uws_res_end_without_body(self.SSL, self.res, 1 if end_connection else 0)
         return self
 
@@ -439,6 +605,22 @@ class AppResponse:
            self._aborted_handler = handler
         return self
 
+    def on_data(self, handler):
+        if not self.aborted:
+            if hasattr(handler, '__call__'):
+                self.grab_aborted_handler()
+                self._data_handler = handler
+                lib.uws_res_on_data(self.SSL, self.res, uws_generic_on_data_handler, self._ptr)
+        return self
+
+    def on_writable(self, handler):
+        if not self.aborted:
+            if hasattr(handler, '__call__'):
+               self.grab_aborted_handler()
+               self._writable_handler = handler
+               lib.uws_res_on_writable(self.SSL, self.res, uws_generic_on_writable_handler, self._ptr)
+        return self
+
     def __del__(self):
         self.res = ffi.NULL
         self._ptr = ffi.NULL
@@ -546,9 +728,6 @@ class App:
             lib.uws_app_listen_with_config(self.SSL, self.app, options, uws_generic_listen_handler, self._ptr)
 
         return self
-
-    def get_loop():
-        return self.loop.loop
         
     def run_async(self, task, response=None):
         return self.loop.run_async(task, response)
@@ -557,7 +736,6 @@ class App:
         signal.signal(signal.SIGINT, lambda sig, frame: self.close())
         self.loop.start()
         self.loop.run()
-        # lib.uws_app_run(self.SSL, self.app)
         return self
         
     def close(self):
diff --git a/src/socketify/status_codes.py b/src/socketify/status_codes.py
index 4c82561..711da04 100644
--- a/src/socketify/status_codes.py
+++ b/src/socketify/status_codes.py
@@ -1,65 +1,65 @@
 status_codes = {
-    100 : "100 Continue",
-    101 : "101 Switching Protocols",
-    102 : "102 Processing",
-    103 : "103 Early Hints",
-    200 : "200 OK",
-    201 : "201 Created",
-    202 : "202 Accepted",
-    203 : "203 Non-Authoritative Information",
-    204 : "204 No Content",
-    205 : "205 Reset Content",
-    206 : "206 Partial Content",
-    207 : "207 Multi-Status",
-    208 : "208 Already Reported",
-    226 : "226 IM Used (HTTP Delta encoding)",
-    300 : "300 Multiple Choices",
-    301 : "301 Moved Permanently",
-    302 : "302 Found",
-    303 : "303 See Other",
-    304 : "304 Not Modified",
-    305 : "305 Use Proxy Deprecated",
-    306 : "306 unused",
-    307 : "307 Temporary Redirect",
-    308 : "308 Permanent Redirect",
-    400 : "400 Bad Request",
-    401 : "401 Unauthorized",
-    402 : "402 Payment Required Experimental",
-    403 : "403 Forbidden",
-    404 : "404 Not Found",
-    405 : "405 Method Not Allowed",
-    406 : "406 Not Acceptable",
-    407 : "407 Proxy Authentication Required",
-    408 : "408 Request Timeout",
-    409 : "409 Conflict",
-    410 : "410 Gone",
-    411 : "411 Length Required",
-    412 : "412 Precondition Failed",
-    413 : "413 Payload Too Large",
-    414 : "414 URI Too Long",
-    415 : "415 Unsupported Media Type",
-    416 : "416 Range Not Satisfiable",
-    417 : "417 Expectation Failed",
-    418 : "418 I'm a teapot",
-    421 : "421 Misdirected Request",
-    422 : "422 Unprocessable Entity",
-    423 : "423 Locked",
-    424 : "424 Failed Dependency",
-    425 : "425 Too Early Experimental",
-    426 : "426 Upgrade Required",
-    428 : "428 Precondition Required",
-    429 : "429 Too Many Requests",
-    431 : "431 Request Header Fields Too Large",
-    451 : "451 Unavailable For Legal Reasons",
-    500 : "500 Internal Server Error",
-    501 : "501 Not Implemented",
-    502 : "502 Bad Gateway",
-    503 : "503 Service Unavailable",
-    504 : "504 Gateway Timeout",
-    505 : "505 HTTP Version Not Supported",
-    506 : "506 Variant Also Negotiates",
-    507 : "507 Insufficient Storage",
-    508 : "508 Loop Detected",
-    510 : "510 Not Extended",
-    511 : "511 Network Authentication Required"
+    100 : b'100 Continue',
+    101 : b'101 Switching Protocols',
+    102 : b'102 Processing',
+    103 : b'103 Early Hints',
+    200 : b'200 OK',
+    201 : b'201 Created',
+    202 : b'202 Accepted',
+    203 : b'203 Non-Authoritative Information',
+    204 : b'204 No Content',
+    205 : b'205 Reset Content',
+    206 : b'206 Partial Content',
+    207 : b'207 Multi-Status',
+    208 : b'208 Already Reported',
+    226 : b'226 IM Used (HTTP Delta encoding)',
+    300 : b'300 Multiple Choices',
+    301 : b'301 Moved Permanently',
+    302 : b'302 Found',
+    303 : b'303 See Other',
+    304 : b'304 Not Modified',
+    305 : b'305 Use Proxy Deprecated',
+    306 : b'306 unused',
+    307 : b'307 Temporary Redirect',
+    308 : b'308 Permanent Redirect',
+    400 : b'400 Bad Request',
+    401 : b'401 Unauthorized',
+    402 : b'402 Payment Required Experimental',
+    403 : b'403 Forbidden',
+    404 : b'404 Not Found',
+    405 : b'405 Method Not Allowed',
+    406 : b'406 Not Acceptable',
+    407 : b'407 Proxy Authentication Required',
+    408 : b'408 Request Timeout',
+    409 : b'409 Conflict',
+    410 : b'410 Gone',
+    411 : b'411 Length Required',
+    412 : b'412 Precondition Failed',
+    413 : b'413 Payload Too Large',
+    414 : b'414 URI Too Long',
+    415 : b'415 Unsupported Media Type',
+    416 : b'416 Range Not Satisfiable',
+    417 : b'417 Expectation Failed',
+    418 : b'418 I\'m a teapot',
+    421 : b'421 Misdirected Request',
+    422 : b'422 Unprocessable Entity',
+    423 : b'423 Locked',
+    424 : b'424 Failed Dependency',
+    425 : b'425 Too Early Experimental',
+    426 : b'426 Upgrade Required',
+    428 : b'428 Precondition Required',
+    429 : b'429 Too Many Requests',
+    431 : b'431 Request Header Fields Too Large',
+    451 : b'451 Unavailable For Legal Reasons',
+    500 : b'500 Internal Server Error',
+    501 : b'501 Not Implemented',
+    502 : b'502 Bad Gateway',
+    503 : b'503 Service Unavailable',
+    504 : b'504 Gateway Timeout',
+    505 : b'505 HTTP Version Not Supported',
+    506 : b'506 Variant Also Negotiates',
+    507 : b'507 Insufficient Storage',
+    508 : b'508 Loop Detected',
+    510 : b'510 Not Extended',
+    511 : b'511 Network Authentication Required'
 }
\ No newline at end of file
diff --git a/tests/examples/http_request_cache.py b/tests/examples/http_request_cache.py
index d747a6e..707b8bf 100644
--- a/tests/examples/http_request_cache.py
+++ b/tests/examples/http_request_cache.py
@@ -8,8 +8,8 @@ from helpers.twolevel_cache import TwoLevelCache
 redis_pool = redis.ConnectionPool(host='localhost', port=6379, db=0)
 redis_conection = redis.Redis(connection_pool=redis_pool)
 # 2 LEVEL CACHE (Redis to share amoung workers, Memory to be much faster)
-# cache in memory is 5s, cache in redis is 10s duration 
-cache = TwoLevelCache(redis_conection, 5, 10)
+# cache in memory is 30s, cache in redis is 60s duration 
+cache = TwoLevelCache(redis_conection, 30, 60)
 
 ###
 # Model
@@ -19,17 +19,17 @@ async def get_pokemon(number):
     async with aiohttp.ClientSession() as session:
         async with session.get(f'https://pokeapi.co/api/v2/pokemon/{number}') as response:
             pokemon = await response.text()
-            #cache only works with strings/bytes/buffer
+            #cache only works with strings/bytes
             #we will not change nothing here so no needs to parse json
-            return pokemon
+            return pokemon.encode("utf-8")
 
 async def get_original_pokemons():
     async with aiohttp.ClientSession() as session:
         async with session.get(f'https://pokeapi.co/api/v2/pokemon?limit=151') as response:
-            #cache only works with strings/bytes/buffer 
+            #cache only works with strings/bytes 
             #we will not change nothing here so no needs to parse json
             pokemons = await response.text()
-            return pokemons
+            return pokemons.encode("utf-8")
 
 
 ###
diff --git a/tests/examples/router_and_basics.py b/tests/examples/router_and_basics.py
index cb1381d..5bab2b8 100644
--- a/tests/examples/router_and_basics.py
+++ b/tests/examples/router_and_basics.py
@@ -1,7 +1,8 @@
 
 from socketify import App, AppOptions, AppListenOptions
 import asyncio
-
+from datetime import datetime
+from datetime import timedelta
 app = App()
 
 def home(res, req):
@@ -10,6 +11,27 @@ def home(res, req):
 def anything(res, req):
      res.end("Any route with method: %s" % req.get_method())
 
+def cookies(res, req):
+    #cookies are writen after end 
+    res.set_cookie("spaciari", "1234567890",{
+        # expires
+        # path
+        # comment
+        # domain
+        # max-age
+        # secure
+        # version
+        # httponly
+        # samesite
+        "path": "/",
+        # "domain": "*.test.com",
+        "httponly": True,
+        "samesite": "None",
+        "secure": True,
+        "expires": datetime.utcnow() + timedelta(minutes=30) 
+    })
+    res.end("Your session_id cookie is: %s" % req.get_cookie('session_id'));
+
 def useragent(res,req):
    res.end("Your user agent is: %s" % req.get_header('user-agent'));
 
@@ -77,9 +99,11 @@ app.get("/delayed", delayed)
 app.get("/json", json)
 app.get("/sleepy", sleepy_json)
 app.get("/custom_header", custom_header)
+app.get("/cookies", cookies)
 app.get("/send_in_parts", send_in_parts)
 app.get("/redirect", redirect)
 app.get("/redirected", redirected)
+# too see about app.post go to ./upload_or_post.py :D
 # Wildcard at last always :)
 app.any("/*", not_found)