I would guess they might have blocked external Workers
I would guess they might have blocked external Workers
api.openai.com

Please note for all of these except SSH and VNC which can be browser-rendered, you will either need to use cloudflared (Cloudflare's tunnel daemon) on the client machine running in the background or Private Networking with WARP, and have WARP installed on the client machine logged into your Zero Trust Team.
At the moment of writing Free, Professional and Business accounts have access only to IP Lists.
api.openai.comfetch(url, {
cf: {
proxy: 'user:pass@domain:port'
}
})