mirror of
https://github.com/xtekky/gpt4free.git
synced 2024-11-09 01:10:34 +00:00
101 lines
3.8 KiB
Python
101 lines
3.8 KiB
Python
from __future__ import annotations
|
|
|
|
import json, base64, requests, random, os
|
|
|
|
try:
|
|
import execjs
|
|
has_requirements = True
|
|
except ImportError:
|
|
has_requirements = False
|
|
|
|
from ..typing import Messages, TypedDict, CreateResult, Any
|
|
from .base_provider import AbstractProvider
|
|
from ..errors import MissingRequirementsError
|
|
|
|
class Vercel(AbstractProvider):
|
|
url = 'https://chat.vercel.ai'
|
|
working = True
|
|
supports_message_history = True
|
|
supports_gpt_35_turbo = True
|
|
supports_stream = True
|
|
supports_gpt_4 = False
|
|
|
|
@staticmethod
|
|
def create_completion(
|
|
model: str,
|
|
messages: Messages,
|
|
stream: bool,
|
|
proxy: str = None,
|
|
**kwargs
|
|
) -> CreateResult:
|
|
if not has_requirements:
|
|
raise MissingRequirementsError('Install "PyExecJS" package')
|
|
|
|
headers = {
|
|
'authority': 'chat.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': get_anti_bot_token(),
|
|
'origin': 'https://chat.vercel.ai',
|
|
'pragma': 'no-cache',
|
|
'referer': 'https://chat.vercel.ai/',
|
|
'sec-ch-ua': '"Chromium";v="122", "Not(A:Brand";v="24", "Google Chrome";v="122"',
|
|
'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/122.0.0.0 Safari/537.36',
|
|
}
|
|
|
|
json_data = {
|
|
'messages': messages,
|
|
'id' : f'{os.urandom(3).hex()}a',
|
|
}
|
|
|
|
max_retries = kwargs.get('max_retries', 6)
|
|
for _ in range(max_retries):
|
|
response = requests.post('https://chat.vercel.ai/api/chat',
|
|
headers=headers, json=json_data, stream=True, proxies={"https": proxy})
|
|
try:
|
|
response.raise_for_status()
|
|
except:
|
|
continue
|
|
for token in response.iter_content(chunk_size=None):
|
|
yield token.decode()
|
|
break
|
|
|
|
def get_anti_bot_token() -> 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': f'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.{random.randint(99, 999)}.{random.randint(99, 999)} Safari/537.36',
|
|
}
|
|
|
|
response = requests.get('https://chat.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'])
|
|
|
|
sec_list = [execjs.compile(js_script).call('')[0], [], "sentinel"]
|
|
|
|
raw_token = json.dumps({'r': sec_list, 't': raw_data['t']},
|
|
separators = (",", ":"))
|
|
|
|
return base64.b64encode(raw_token.encode('utf-8')).decode() |