Runway API v1 has been updated to support Gen-4 Aleph (video-to-video transformation) with the new POST gen4/video endpoint for video-to-video generation using text prompts and optional image conditioning.
video_assetId
image_assetId
curl --location 'https://api.useapi.net/v1/runwayml/gen4/video' \
--header 'Content-Type: application/x-www-form-urlencoded' \
--header 'Authorization: Bearer user:12345-…' \
--data-urlencode 'video_assetId=user:12345-runwayml:…@mail.com-asset:…efg' \
--data-urlencode 'image_assetId=user:12345-runwayml:…@mail.com-asset:…abc' \
--data-urlencode 'text_prompt=A man making a speech on stage, with two penguins standing to his left and right sides, nodding. Cinematic wide-angle shot. Remove all watermarks.'
Gen-4 Aleph Result
Voiceover using cloned voice ⁝ MiniMax TTS POST minimax/audio/create-mp3
curl --location 'https://api.useapi.net/v1/minimax/audio/create-mp3' \
--header 'Authorization: Bearer user:12345-…' \
--form 'text="We reached a historic deal\! We will be buying snow from the Democratic Penguins Republic\! No more tariffs\!"' \
--form 'voice_id="…"'
MiniMax TTS Result
PixVerse LipSync ⁝ MiniMax TTS POST minimax/audio/create-mp3
curl --location 'https://api.useapi.net/v2/pixverse/videos/lipsync' \
--header 'Authorization: Bearer user:12345-…' \
--form 'video_path="upload/…abcd.mp4"' \
--form 'audio_path="upload/…efgh.mp3"'
PixVerse LipSync Result