5 files changed, 5 insertions, 374 deletions

diff --git a/g4f/Provider/HuggingChat.py b/g4f/Provider/HuggingChat.py
index 7702c9dd..b2cf9793 100644
--- a/g4f/Provider/HuggingChat.py
+++ b/g4f/Provider/HuggingChat.py
@@ -9,7 +9,7 @@ from .base_provider import AsyncGeneratorProvider, format_prompt, get_cookies
 
 
 class HuggingChat(AsyncGeneratorProvider):
-    url = "https://huggingface.co/chat/"
+    url = "https://huggingface.co/chat"
     needs_auth = True
     working = True
     model = "OpenAssistant/oasst-sft-6-llama-30b-xor"
diff --git a/g4f/Provider/Vercel.py b/g4f/Provider/Vercel.py
deleted file mode 100644
index b3241b70..00000000
--- a/g4f/Provider/Vercel.py
+++ /dev/null
@@ -1,369 +0,0 @@
-from __future__ import annotations
-
-import json, base64, requests, execjs, random, uuid
-
-from ..typing       import Any, TypedDict, CreateResult
-from .base_provider import BaseProvider
-from abc            import abstractmethod
-
-
-class Vercel(BaseProvider):
-    url = 'https://sdk.vercel.ai'
-    working               = True
-    supports_gpt_35_turbo = True
-    supports_stream       = True
-
-    @staticmethod
-    @abstractmethod
-    def create_completion(
-        model: str,
-        messages: list[dict[str, str]],
-        stream: bool, **kwargs ) -> CreateResult:
-        
-        headers = {
-            'authority'         : 'sdk.vercel.ai',
-            'accept'            : '*/*',
-            'accept-language'   : 'en,fr-FR;q=0.9,fr;q=0.8,es-ES;q=0.7,es;q=0.6,en-US;q=0.5,am;q=0.4,de;q=0.3',
-            'cache-control'     : 'no-cache',
-            'content-type'      : 'application/json',
-            'custom-encoding'   : AntiBotToken(),
-            'origin'            : 'https://sdk.vercel.ai',
-            'pragma'            : 'no-cache',
-            'referer'           : 'https://sdk.vercel.ai/',
-            'sec-ch-ua'         : '"Google Chrome";v="117", "Not;A=Brand";v="8", "Chromium";v="117"',
-            'sec-ch-ua-mobile'  : '?0',
-            'sec-ch-ua-platform': '"macOS"',
-            'sec-fetch-dest'    : 'empty',
-            'sec-fetch-mode'    : 'cors',
-            'sec-fetch-site'    : 'same-origin',
-            'user-agent'        :  'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.%s.%s Safari/537.36' % (
-                random.randint(99, 999),
-                random.randint(99, 999)
-            )
-        }
-
-        json_data = {
-            'model'       : model_info[model]['id'],
-            'messages'    : messages,
-            'playgroundId': str(uuid.uuid4()),
-            'chatIndex'   : 0} | model_info[model]['default_params']
-        
-
-        server_error = True
-        while server_error:
-            response = requests.post('https://sdk.vercel.ai/api/generate', 
-                                    headers=headers, json=json_data, stream=True)
-
-            for token in response.iter_content(chunk_size=2046):
-                if token != b'Internal Server Error':
-                    server_error = False
-                    yield (token.decode())
-
-def AntiBotToken() -> str:
-    headers = {
-        'authority'         : 'sdk.vercel.ai',
-        'accept'            : '*/*',
-        'accept-language'   : 'en,fr-FR;q=0.9,fr;q=0.8,es-ES;q=0.7,es;q=0.6,en-US;q=0.5,am;q=0.4,de;q=0.3',
-        'cache-control'     : 'no-cache',
-        'pragma'            : 'no-cache',
-        'referer'           : 'https://sdk.vercel.ai/',
-        'sec-ch-ua'         : '"Google Chrome";v="117", "Not;A=Brand";v="8", "Chromium";v="117"',
-        'sec-ch-ua-mobile'  : '?0',
-        'sec-ch-ua-platform': '"macOS"',
-        'sec-fetch-dest'    : 'empty',
-        'sec-fetch-mode'    : 'cors',
-        'sec-fetch-site'    : 'same-origin',
-        'user-agent'        : 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.%s.%s Safari/537.36' % (
-            random.randint(99, 999), 
-            random.randint(99, 999)
-        )
-    }
-    
-    response = requests.get('https://sdk.vercel.ai/openai.jpeg', 
-                            headers=headers).text
-
-    raw_data = json.loads(base64.b64decode(response, 
-                                    validate=True))
-
-    js_script = '''const globalThis={marker:"mark"};String.prototype.fontcolor=function(){return `<font>${this}</font>`};
-        return (%s)(%s)''' % (raw_data['c'], raw_data['a'])
-
-    raw_token = json.dumps({'r': execjs.compile(js_script).call(''), 't': raw_data['t']}, 
-                        separators = (",", ":"))
-
-    return base64.b64encode(raw_token.encode('utf-16le')).decode()
-
-class ModelInfo(TypedDict):
-    id: str
-    default_params: dict[str, Any]
-
-model_info: dict[str, ModelInfo] = {
-    'claude-instant-v1': {
-        'id': 'anthropic:claude-instant-v1',
-        'default_params': {
-            'temperature': 1,
-            'maximumLength': 1024,
-            'topP': 1,
-            'topK': 1,
-            'presencePenalty': 1,
-            'frequencyPenalty': 1,
-            'stopSequences': ['\n\nHuman:'],
-        },
-    },
-    'claude-v1': {
-        'id': 'anthropic:claude-v1',
-        'default_params': {
-            'temperature': 1,
-            'maximumLength': 1024,
-            'topP': 1,
-            'topK': 1,
-            'presencePenalty': 1,
-            'frequencyPenalty': 1,
-            'stopSequences': ['\n\nHuman:'],
-        },
-    },
-    'claude-v2': {
-        'id': 'anthropic:claude-v2',
-        'default_params': {
-            'temperature': 1,
-            'maximumLength': 1024,
-            'topP': 1,
-            'topK': 1,
-            'presencePenalty': 1,
-            'frequencyPenalty': 1,
-            'stopSequences': ['\n\nHuman:'],
-        },
-    },
-    'a16z-infra/llama7b-v2-chat': {
-        'id': 'replicate:a16z-infra/llama7b-v2-chat',
-        'default_params': {
-            'temperature': 0.75,
-            'maximumLength': 3000,
-            'topP': 1,
-            'repetitionPenalty': 1,
-        },
-    },
-    'a16z-infra/llama13b-v2-chat': {
-        'id': 'replicate:a16z-infra/llama13b-v2-chat',
-        'default_params': {
-            'temperature': 0.75,
-            'maximumLength': 3000,
-            'topP': 1,
-            'repetitionPenalty': 1,
-        },
-    },
-    'replicate/llama-2-70b-chat': {
-        'id': 'replicate:replicate/llama-2-70b-chat',
-        'default_params': {
-            'temperature': 0.75,
-            'maximumLength': 3000,
-            'topP': 1,
-            'repetitionPenalty': 1,
-        },
-    },
-    'bigscience/bloom': {
-        'id': 'huggingface:bigscience/bloom',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 0.95,
-            'topK': 4,
-            'repetitionPenalty': 1.03,
-        },
-    },
-    'google/flan-t5-xxl': {
-        'id': 'huggingface:google/flan-t5-xxl',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 0.95,
-            'topK': 4,
-            'repetitionPenalty': 1.03,
-        },
-    },
-    'EleutherAI/gpt-neox-20b': {
-        'id': 'huggingface:EleutherAI/gpt-neox-20b',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 0.95,
-            'topK': 4,
-            'repetitionPenalty': 1.03,
-            'stopSequences': [],
-        },
-    },
-    'OpenAssistant/oasst-sft-4-pythia-12b-epoch-3.5': {
-        'id': 'huggingface:OpenAssistant/oasst-sft-4-pythia-12b-epoch-3.5',
-        'default_params': {
-            'maximumLength': 1024,
-            'typicalP': 0.2,
-            'repetitionPenalty': 1,
-        },
-    },
-    'OpenAssistant/oasst-sft-1-pythia-12b': {
-        'id': 'huggingface:OpenAssistant/oasst-sft-1-pythia-12b',
-        'default_params': {
-            'maximumLength': 1024,
-            'typicalP': 0.2,
-            'repetitionPenalty': 1,
-        },
-    },
-    'bigcode/santacoder': {
-        'id': 'huggingface:bigcode/santacoder',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 0.95,
-            'topK': 4,
-            'repetitionPenalty': 1.03,
-        },
-    },
-    'command-light-nightly': {
-        'id': 'cohere:command-light-nightly',
-        'default_params': {
-            'temperature': 0.9,
-            'maximumLength': 1024,
-            'topP': 1,
-            'topK': 0,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'command-nightly': {
-        'id': 'cohere:command-nightly',
-        'default_params': {
-            'temperature': 0.9,
-            'maximumLength': 1024,
-            'topP': 1,
-            'topK': 0,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'gpt-4': {
-        'id': 'openai:gpt-4',
-        'default_params': {
-            'temperature': 0.7,
-            'maximumLength': 8192,
-            'topP': 1,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'gpt-4-0613': {
-        'id': 'openai:gpt-4-0613',
-        'default_params': {
-            'temperature': 0.7,
-            'maximumLength': 8192,
-            'topP': 1,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'code-davinci-002': {
-        'id': 'openai:code-davinci-002',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 1,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'gpt-3.5-turbo': {
-        'id': 'openai:gpt-3.5-turbo',
-        'default_params': {
-            'temperature': 0.7,
-            'maximumLength': 4096,
-            'topP': 1,
-            'topK': 1,
-            'presencePenalty': 1,
-            'frequencyPenalty': 1,
-            'stopSequences': [],
-        },
-    },
-    'gpt-3.5-turbo-16k': {
-        'id': 'openai:gpt-3.5-turbo-16k',
-        'default_params': {
-            'temperature': 0.7,
-            'maximumLength': 16280,
-            'topP': 1,
-            'topK': 1,
-            'presencePenalty': 1,
-            'frequencyPenalty': 1,
-            'stopSequences': [],
-        },
-    },
-    'gpt-3.5-turbo-16k-0613': {
-        'id': 'openai:gpt-3.5-turbo-16k-0613',
-        'default_params': {
-            'temperature': 0.7,
-            'maximumLength': 16280,
-            'topP': 1,
-            'topK': 1,
-            'presencePenalty': 1,
-            'frequencyPenalty': 1,
-            'stopSequences': [],
-        },
-    },
-    'text-ada-001': {
-        'id': 'openai:text-ada-001',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 1,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'text-babbage-001': {
-        'id': 'openai:text-babbage-001',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 1,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'text-curie-001': {
-        'id': 'openai:text-curie-001',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 1,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'text-davinci-002': {
-        'id': 'openai:text-davinci-002',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 1024,
-            'topP': 1,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-    'text-davinci-003': {
-        'id': 'openai:text-davinci-003',
-        'default_params': {
-            'temperature': 0.5,
-            'maximumLength': 4097,
-            'topP': 1,
-            'presencePenalty': 0,
-            'frequencyPenalty': 0,
-            'stopSequences': [],
-        },
-    },
-}
diff --git a/g4f/Provider/base_provider.py b/g4f/Provider/base_provider.py
index 0cceb220..ea81502f 100644
--- a/g4f/Provider/base_provider.py
+++ b/g4f/Provider/base_provider.py
@@ -6,7 +6,7 @@ from abc import ABC, abstractmethod
 
 import browser_cookie3
 
-from ..typing import Any, AsyncGenerator, CreateResult
+from ..typing import AsyncGenerator, CreateResult
 
 
 class BaseProvider(ABC):
@@ -25,7 +25,6 @@ class BaseProvider(ABC):
         stream: bool,
         **kwargs
     ) -> CreateResult:
-        
         raise NotImplementedError()
 
 
diff --git a/g4f/__init__.py b/g4f/__init__.py
index 8fdfe21f..f3a887f6 100644
--- a/g4f/__init__.py
+++ b/g4f/__init__.py
@@ -64,7 +64,7 @@ class ChatCompletion:
         
         model, provider = get_model_and_provider(model, provider, False)
 
-        if not issubclass(type(provider), AsyncProvider):
+        if not issubclass(provider, AsyncProvider) and not issubclass(type(provider), AsyncProvider):
             raise Exception(f"Provider: {provider.__name__} doesn't support create_async")
 
         return await provider.create_async(model.name, messages, **kwargs)
diff --git a/testing/test_providers.py b/testing/test_providers.py
index 30df147a..6096d9b5 100644
--- a/testing/test_providers.py
+++ b/testing/test_providers.py
@@ -40,7 +40,8 @@ def get_providers() -> list[type[BaseProvider]]:
         "retry_provider",
         "BaseProvider",
         "AsyncProvider",
-        "AsyncGeneratorProvider"
+        "AsyncGeneratorProvider",
+        "RetryProvider",
     ]
     return [
         getattr(Provider, provider_name)