Other

OpenAI app review domain token

GET/.well-known/openai-apps-challenge

The token OpenAI’s app submission asks the host to serve, to prove the MCP server’s domain: the value of the OPENAI_APPS_CHALLENGE setting, as plain text. Without the setting it is 404.

#Authentication

Public

No credential. Public routes are rate limited per address.

Request

curl "https://immiscible.fly.dev/.well-known/openai-apps-challenge"

const res = await fetch('https://immiscible.fly.dev/.well-known/openai-apps-challenge', {
});
const data = await res.json();
console.log(res.status, data);

import requests

res = requests.get(
    "https://immiscible.fly.dev/.well-known/openai-apps-challenge",
)
print(res.status_code, res.json())