MiniMax H3

minimax-h3

Generate from text, images, or references with optional custom LoRAs. Editing and extension require no LoRA weights.

Pricing

Includes our margin. Charged per request from your balance.

LoRA, reference video input: Same per-second rate as output; rounded up, capped at 15 seconds.

Reference video billing: each reference clip is billed for 2-15 s, 15 s combined, rounded up

Parameters this model accepts.

Parameter	Values	Default
`mode`	Auto-detect, Reference to Video, Edit Video, Extend Video Default `auto`	`auto`
`seed` Applies to editing, extension and LoRA generation. Use -1 for a random seed.	-1 to 2147483647 Default `-1`	`-1`
`duration`	3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 Default `5`	`5`
`lora_url_1` HTTPS URL of a compatible LoRA weights file.	Text	—
`lora_url_2` HTTPS URL of a compatible LoRA weights file.	Text	—
`lora_url_3` HTTPS URL of a compatible LoRA weights file.	Text	—
`resolution` LoRA generation supports all listed resolutions; edit/extend support 480p and 768p. Generation without LoRAs remains 2K.	480p, 540p, 768p, 1080p Default `480p`	`480p`
`aspect_ratio` Auto uses 16:9 for LoRA generation.	auto, 21:9, 16:9, 4:3, 1:1, 3:4, 9:16, 9:21 Default `auto`	`auto`
`lora_scale_1`	0 to 4 Default `1`	`1`
`lora_scale_2`	0 to 4 Default `1`	`1`
`lora_scale_3`	0 to 4 Default `1`	`1`
`generate_audio`	On or off Default `on`	`on`
`reference_audios` Optional URL, one URL per line, or a JSON array of URLs.	Text	—
`reference_images` Optional URL, one URL per line, or a JSON array of URLs.	Text	—
`reference_videos` Optional URL, one URL per line, or a JSON array of URLs.	Text	—