import os import requests url = f"{os.getenv('LANGFLOW_SERVER_URL', '')}/api/v1/run/{os.getenv('FLOW_ID', '')}?stream=true" headers = { "accept": "application/json", "Content-Type": "application/json", "x-api-key": f"{os.getenv('LANGFLOW_API_KEY', '')}", } payload = {"message": "Tell me something interesting!", "session_id": "chat-123"} response = requests.request("POST", url, headers=headers, json=payload) response.raise_for_status() print(response.text)