Create app.py

app.py

@@ -0,0 +1,24 @@
+import os
+from fastapi import FastAPI, HTTPException
+from pydantic import BaseModel
+from langchain_google_genai import ChatGoogleGenerativeAI
+from browser_use import Agent
+
+app = FastAPI()
+
+class Task(BaseModel):
+    task: str
+
+def make_llm():
+    # LangChain helper; will raise if GOOGLE_API_KEY missing
+    return ChatGoogleGenerativeAI(model="gemini-2.0-flash-exp")
+
+@app.post("/run")
+async def run_task(t: Task):
+    try:
+        llm = make_llm()
+        agent = Agent(task=t.task, llm=llm)   # Browser-Use agent
+        result = await agent.run_async()      # async version
+        return result                         # Browser-Use returns dict
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))