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from __future__ import annotations
import os, requests, time, json
from ..typing import CreateResult, Messages, ImageType
from .base_provider import AbstractProvider
from ..cookies import get_cookies
class Reka(AbstractProvider):
url = "https://chat.reka.ai/"
working = True
supports_stream = True
cookies = {}
@classmethod
def create_completion(
cls,
model: str,
messages: Messages,
stream: bool,
proxy: str = None,
timeout: int = 180,
bearer_auth: str = None,
image: ImageType = None, **kwargs) -> CreateResult:
cls.proxy = proxy
if not bearer_auth:
cls.cookies = get_cookies("chat.reka.ai")
if not cls.cookies:
raise ValueError("No cookies found for chat.reka.ai")
elif "appSession" not in cls.cookies:
raise ValueError("No appSession found in cookies for chat.reka.ai, log in or provide bearer_auth")
bearer_auth = cls.get_access_token(cls)
conversation = []
for message in messages:
conversation.append({
"type": "human",
"text": message["content"],
})
if image:
image_url = cls.upload_image(cls, bearer_auth, image)
conversation[-1]["image_url"] = image_url
conversation[-1]["media_type"] = "image"
headers = {
'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',
'authorization': f'Bearer {bearer_auth}',
'cache-control': 'no-cache',
'content-type': 'application/json',
'origin': 'https://chat.reka.ai',
'pragma': 'no-cache',
'priority': 'u=1, i',
'sec-ch-ua': '"Chromium";v="124", "Google Chrome";v="124", "Not-A.Brand";v="99"',
'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/124.0.0.0 Safari/537.36',
}
json_data = {
'conversation_history': conversation,
'stream': True,
'use_search_engine': False,
'use_code_interpreter': False,
'model_name': 'reka-core',
'random_seed': int(time.time() * 1000),
}
tokens = ''
response = requests.post('https://chat.reka.ai/api/chat',
cookies=cls.cookies, headers=headers, json=json_data, proxies=cls.proxy, stream=True)
for completion in response.iter_lines():
if b'data' in completion:
token_data = json.loads(completion.decode('utf-8')[5:])['text']
yield (token_data.replace(tokens, ''))
tokens = token_data
def upload_image(cls, access_token, image: ImageType) -> str:
boundary_token = os.urandom(8).hex()
headers = {
'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',
'authorization': f'Bearer {access_token}',
'content-type': f'multipart/form-data; boundary=----WebKitFormBoundary{boundary_token}',
'origin': 'https://chat.reka.ai',
'pragma': 'no-cache',
'priority': 'u=1, i',
'referer': 'https://chat.reka.ai/chat/hPReZExtDOPvUfF8vCPC',
'sec-ch-ua': '"Chromium";v="124", "Google Chrome";v="124", "Not-A.Brand";v="99"',
'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/124.0.0.0 Safari/537.36',
}
image_data = image.read()
boundary = f'----WebKitFormBoundary{boundary_token}'
data = f'--{boundary}\r\nContent-Disposition: form-data; name="image"; filename="image.png"\r\nContent-Type: image/png\r\n\r\n'
data += image_data.decode('latin-1')
data += f'\r\n--{boundary}--\r\n'
response = requests.post('https://chat.reka.ai/api/upload-image',
cookies=Reka.cookies, headers=headers, proxies=cls.proxy, data=data.encode('latin-1'))
return response.json()['media_url']
def get_access_token(cls):
headers = {
'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',
'priority': 'u=1, i',
'referer': 'https://chat.reka.ai/chat',
'sec-ch-ua': '"Chromium";v="124", "Google Chrome";v="124", "Not-A.Brand";v="99"',
'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/124.0.0.0 Safari/537.36',
}
try:
response = requests.get('https://chat.reka.ai/bff/auth/access_token',
cookies=cls.cookies, headers=headers)
return response.json()['accessToken']
except Exception as e:
raise ValueError(f"Failed to get access token: {e}, refresh your cookies / log in into chat.reka.ai")
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