- FLUX 3 Max video with sound from text, one photo (first frame) or two (first and last frame). - 5 to 20 seconds, 720p or 1080p, vertical, square or widescreen. - The price shows next to the button before you start: 36 credits a second at 720p, 62 at 1080p. - A free first clip for new accounts; failed videos are refunded. - One-time credit packs, no subscription, credits do not expire. - Example wall with the exact prompts and a "Use this prompt" button.