from __future__ import annotations from aiohttp import ClientSession import json from ..typing import AsyncResult, Messages from .base_provider import AsyncGeneratorProvider, ProviderModelMixin from .helper import format_prompt class Upstage(AsyncGeneratorProvider, ProviderModelMixin): url = "https://console.upstage.ai/playground/chat" api_endpoint = "https://ap-northeast-2.apistage.ai/v1/web/demo/chat/completions" working = True default_model = 'solar-pro' models = [ 'upstage/solar-1-mini-chat', 'upstage/solar-1-mini-chat-ja', 'solar-pro', ] model_aliases = { "solar-1-mini": "upstage/solar-1-mini-chat", "solar-1-mini": "upstage/solar-1-mini-chat-ja", } @classmethod def get_model(cls, model: str) -> str: if model in cls.models: return model elif model in cls.model_aliases: return cls.model_aliases[model] else: return cls.default_model @classmethod async def create_async_generator( cls, model: str, messages: Messages, proxy: str = None, **kwargs ) -> AsyncResult: model = cls.get_model(model) headers = { "accept": "*/*", "accept-language": "en-US,en;q=0.9", "content-type": "application/json", "origin": "https://console.upstage.ai", "priority": "u=1, i", "referer": "https://console.upstage.ai/", "sec-ch-ua": '"Chromium";v="127", "Not)A;Brand";v="99"', "sec-ch-ua-mobile": "?0", "sec-ch-ua-platform": '"Linux"', "sec-fetch-dest": "empty", "sec-fetch-mode": "cors", "sec-fetch-site": "cross-site", "user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36" } async with ClientSession(headers=headers) as session: data = { "stream": True, "messages": [{"role": "user", "content": format_prompt(messages)}], "model": model } async with session.post(f"{cls.api_endpoint}", json=data, proxy=proxy) as response: response.raise_for_status() async for line in response.content: if line: line = line.decode('utf-8').strip() if line.startswith("data: ") and line != "data: [DONE]": data = json.loads(line[6:]) content = data['choices'][0]['delta'].get('content', '') if content: yield content