curl 'https://grok.com/rest/app-chat/conversations/new' \
  -H 'accept: */*' \
  -H 'accept-language: en-US,en;q=0.9' \
  -H 'baggage: sentry-environment=production,sentry-public_key=b311e0f2690c81f25e2c4cf6d4f7ce1c,sentry-trace_id=92cb1e6544b08682afb452f36c11510e,sentry-org_id=4508179396558848,sentry-sampled=false,sentry-sample_rand=0.742448150042881,sentry-sample_rate=0' \
  -H 'cache-control: no-cache' \
  -H 'content-type: application/json' \
  -b '_ga=GA1.1.1232202746.1760710013; i18nextLng=en; sso=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzZXNzaW9uX2lkIjoiOGU3MDFiNzctOTdkNC00ZjM0LWExOTctOWFmMDU1MzY3NDAwIn0.-a6x0InxbGzfTVfUlrdzxskxCnvMDI8lC90z4wHeGIk; sso-rw=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzZXNzaW9uX2lkIjoiOGU3MDFiNzctOTdkNC00ZjM0LWExOTctOWFmMDU1MzY3NDAwIn0.-a6x0InxbGzfTVfUlrdzxskxCnvMDI8lC90z4wHeGIk; stblid=b3331fc1-45d7-466b-83df-67427c0b2367; mp_ea93da913ddb66b6372b89d97b1029ac_mixpanel=%7B%22distinct_id%22%3A%2285980643-ffab-4984-a3de-59a608c47d7f%22%2C%22%24device_id%22%3A%2279ce237a-a0f3-4913-bf4b-519ac8a98263%22%2C%22%24initial_referrer%22%3A%22%24direct%22%2C%22%24initial_referring_domain%22%3A%22%24direct%22%2C%22__mps%22%3A%7B%7D%2C%22__mpso%22%3A%7B%7D%2C%22__mpus%22%3A%7B%7D%2C%22__mpa%22%3A%7B%7D%2C%22__mpu%22%3A%7B%7D%2C%22__mpr%22%3A%5B%5D%2C%22__mpap%22%3A%5B%5D%2C%22%24user_id%22%3A%2285980643-ffab-4984-a3de-59a608c47d7f%22%7D; cf_clearance=CM68n_6ICla70GH6wjh.ozDsswZDbqessR4kTZu1khM-1761091013-1.2.1.1-ZDDMukpbB18fA0E07Dqgmhv7XC5a7zhIu44YwDQ5Jl77rR9EcDcUN7sO3wU6XiHKmKRpCEkREkDF7tOjUJzYUcYQmah9wjbAoF349KM17MUWfIKvWQzYD1OaWqofZ2i8CyZvOqNxK8AHF.VFaDYtBGQXv555yG42Tu8IMF3YDwJHjE5bM0.ViZ09qvPKpGiPiO52G1Tf0uPEBqc448pzHqiA_S5gu_wrsRbJnLQ98vE; _ga_8FEWB057YH=GS2.1.s1761089504$o11$g1$t1761092041$j52$l0$h0' \
  -H 'origin: https://grok.com' \
  -H 'pragma: no-cache' \
  -H 'priority: u=1, i' \
  -H 'referer: https://grok.com/imagine/post/641a8afe-4a4a-42a8-9365-d3c3a79b7e32-5' \
  -H 'sec-ch-ua: "Google Chrome";v="141", "Not?A_Brand";v="8", "Chromium";v="141"' \
  -H 'sec-ch-ua-mobile: ?0' \
  -H 'sec-ch-ua-platform: "macOS"' \
  -H 'sec-fetch-dest: empty' \
  -H 'sec-fetch-mode: cors' \
  -H 'sec-fetch-site: same-origin' \
  -H 'sentry-trace: 92cb1e6544b08682afb452f36c11510e-84ccb2a51ac8af8f-0' \
  -H 'traceparent: 00-55384561cdf3e0bdbfb3bad119ea745a-6c40af2305594cb7-01' \
  -H 'user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36' \
  -H 'x-statsig-id: OvGZWR7WFhdydH2tpWVy+vDOdZ2xRkIvlP+3k2KPC0hGOgZPnF8i7QG71stXzb9xkV2Ekj5ivXwdN8quw+MSeV7F3G9wOQ' \
  -H 'x-xai-request-id: f49304ac-57e4-4b51-b3b7-e6f0e05622d3' \
  --data-raw '{"temporary":true,"modelName":"grok-3","message":"https://imagine-public.x.ai/imagine-public/images/2d8260d7-3b7c-4bc1-84ca-6e82dd892c39.png  alien walks down the hallway --mode=custom","toolOverrides":{"videoGen":true}}'