from __future__ import annotations import json from aiohttp import ClientSession from ..typing import AsyncResult, Messages from .base_provider import AsyncGeneratorProvider, ProviderModelMixin from .helper import format_prompt class FreeChatgpt(AsyncGeneratorProvider, ProviderModelMixin): url = "https://chat.chatgpt.org.uk" api_endpoint = "/api/openai/v1/chat/completions" working = True supports_gpt_35_turbo = True default_model = 'gpt-3.5-turbo' models = [ 'gpt-3.5-turbo', 'SparkDesk-v1.1', 'deepseek-coder', '@cf/qwen/qwen1.5-14b-chat-awq', 'deepseek-chat', 'Qwen2-7B-Instruct', 'glm4-9B-chat', 'chatglm3-6B', 'Yi-1.5-9B-Chat', ] model_aliases = { "qwen-1.5-14b": "@cf/qwen/qwen1.5-14b-chat-awq", "sparkdesk-v1.1": "SparkDesk-v1.1", "qwen2-7b": "Qwen2-7B-Instruct", "glm4-9b": "glm4-9B-chat", "chatglm3-6b": "chatglm3-6B", "yi-1.5-9b": "Yi-1.5-9B-Chat", } @classmethod def get_model(cls, model: str) -> str: if model in cls.models: return model elif model.lower() in cls.model_aliases: return cls.model_aliases[model.lower()] else: return cls.default_model @classmethod async def create_async_generator( cls, model: str, messages: Messages, proxy: str = None, **kwargs ) -> AsyncResult: headers = { "accept": "application/json, text/event-stream", "accept-language": "en-US,en;q=0.9", "content-type": "application/json", "dnt": "1", "origin": cls.url, "referer": f"{cls.url}/", "sec-ch-ua": '"Not/A)Brand";v="8", "Chromium";v="126"', "sec-ch-ua-mobile": "?0", "sec-ch-ua-platform": '"Linux"', "sec-fetch-dest": "empty", "sec-fetch-mode": "cors", "sec-fetch-site": "same-origin", "user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36", } model = cls.get_model(model) async with ClientSession(headers=headers) as session: prompt = format_prompt(messages) data = { "messages": [ {"role": "system", "content": "\nYou are ChatGPT, a large language model trained by OpenAI.\nKnowledge cutoff: 2021-09\nCurrent model: gpt-3.5-turbo\nCurrent time: Thu Jul 04 2024 21:35:59 GMT+0300 (Eastern European Summer Time)\nLatex inline: \\(x^2\\) \nLatex block: $$e=mc^2$$\n\n"}, {"role": "user", "content": prompt} ], "stream": True, "model": model, "temperature": 0.5, "presence_penalty": 0, "frequency_penalty": 0, "top_p": 1 } async with session.post(f"{cls.url}{cls.api_endpoint}", json=data, proxy=proxy) as response: response.raise_for_status() accumulated_text = "" async for line in response.content: if line: line_str = line.decode().strip() if line_str == "data: [DONE]": yield accumulated_text break elif line_str.startswith("data: "): try: chunk = json.loads(line_str[6:]) delta_content = chunk.get("choices", [{}])[0].get("delta", {}).get("content", "") accumulated_text += delta_content yield delta_content except json.JSONDecodeError: pass