Jimeng / Seedream image
ByteDance Seedream / Jimeng image models on Omniall AI are typically called through:doubao-seedream-5-0-pro-260628 (see Model Square for the ids enabled on your account).
Note: the gateway path /jimeng/ is the official Jimeng video task style (CVSync2Async*), not the primary image entry. Prefer /v1/images/generations for painting.