import requests

url = "https://app.langwatch.ai/api/dataset/{slug}/entries"

payload = { "entries": [
        {
            "input": "hi",
            "output": "Hello, how can I help you today?"
        }
    ] }
headers = {
    "X-Auth-Token": "<api-key>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)