1 files changed, 74 insertions, 0 deletions

diff --git a/g4f/Provider/Upstage.py b/g4f/Provider/Upstage.py
new file mode 100644
index 00000000..e61a5af2
--- /dev/null
+++ b/g4f/Provider/Upstage.py
@@ -0,0 +1,74 @@
+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 = 'upstage/solar-1-mini-chat'
+    models = [
+        'upstage/solar-1-mini-chat',
+        'upstage/solar-1-mini-chat-ja',
+    ]
+    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