Insert a new scene into an existing video with H3 Max. Guide the scene with a prompt, reference images, or reference videos, then return to the original footage.

minimax/h3-max/insert-video

Insert a new scene into an existing video with H3 Max. Guide the scene with a prompt, reference images, or reference videos, then return to the original footage.

Learn more about H3 Max

Inference

Commercial use

Schema

LLMs

Playground API Examples

Input

Prompt*

Additional Settings

Customize your input with more control.

Result

Idle

What would you like to do next?

minimax/h3-max/insert-video

Schema

Input

Prompt*

Additional Settings

Customize your input with more control.

Result

Idle

What would you like to do next?

Input

Source videoUp to 60 s · 50 MB

Source video added

Choose the section to replace

The generated scene replaces the source between Start and Resume. Drag the handles under the timeline, or enter exact seconds.

Start time

Resume source at

Start must be at least 1.625 s; Resume must be later. Both must be within 60 s. Leave footage after Resume for the transition. Generated duration is separate (5–13 s), set below.

Prompt

Type # to reference inputs.

Reference Image Urls

Hint: Drag and drop files from your computer, images from web pages, paste from clipboard (Ctrl/Cmd+V), or provide a URL.

Reference Video Urls

Hint: Drag and drop files from your computer, videos from web pages, paste from clipboard (Ctrl/Cmd+V), or provide a URL.

Additional Settings

Customize your input with more control.

Your request will cost $0.05 per second of generated scene at 480p or $0.06 per second at 768p. Only the newly generated scene duration is billed, not the full output video. The first 4,096 reference tokens are included; additional reference tokens cost $0.02 per 1,000 tokens, prorated.

Result

Idle

What would you like to do next?

Download

{
  "video": {
    "url": "https://v3b.fal.media/files/b/0aaefa7d/B9E_17j4JFtLrFMrAQUUg_minimax-h3.mp4",
    "content_type": "video/mp4",
    "file_name": "B9E_17j4JFtLrFMrAQUUg_minimax-h3.mp4",
    "file_size": 8521738,
    "width": 1344,
    "height": 768,
    "fps": 24,
    "duration": 15.625,
    "num_frames": 375
  },
  "seed": 1463952272,
  "width": 1344,
  "height": 768,
  "frame_count": 375,
  "duration": 15.625,
  "start_time": 5,
  "resume_time": 5.5,
  "injected_duration": 6,
  "expanded_prompt": null,
  "source": {
    "width": 1920,
    "height": 1080,
    "fps": 24,
    "duration": 10.144,
    "frame_count": 243,
    "has_audio": true
  },
  "timings": {
    "download": 1.0371725659351796,
    "probe": 0.618713177042082,
    "text_encoding": 0.05063054396305233,
    "condition_encoding": 0.00006243691314011812,
    "text_tokens": 86,
    "reference_tokens": 400,
    "denoising": 6.429279759991914,
    "int8_fp8_calls": 0,
    "_tail_started": 578328.816667842,
    "audio_vae_decode": 0.06537291698623449,
    "video_vae_decode": 0.6316113889915869,
    "decoding": 0.631724811042659,
    "peak_vram_gib": 154.47290658950806,
    "mxfp8_attention_calls": 450,
    "sol_enabled": 1,
    "sol_kernel_calls": 0,
    "sol_dense_calls": 50,
    "sol_full_sparse": 0,
    "sol_text_mask": 1,
    "lora_lock_wait": 0.0000019649742171168327,
    "continuation_lora_enabled": 0,
    "continuation_lora_hbm_bytes": 6658566321,
    "continuation_lora_cpu_bytes": 0,
    "injection_lora_enabled": 1,
    "lora_prepare": 0.0003712449688464403,
    "lora_residual_entries": 104,
    "lora_projection_entries": 0,
    "lora_merged_entries": 0,
    "lora_apply": 0.0008970809867605567,
    "lora_generation": 7.121822201064788,
    "lora_restore": 0.00120823597535491,
    "hotswap_new_graphs": 0,
    "lora_critical_section": 7.128601263975725,
    "source_encode": 4.638317361008376,
    "video_vae_encode": 4.158124462934211,
    "audio_vae_encode": 0.058391565922647715,
    "encoding_finalize": 0.042027430958114564,
    "terminal_source_encode": 4.554139618994668,
    "generation": 16.406083139940165,
    "stitch": 9.36531407898292,
    "upload": 0.027531803003512323,
    "total": 27.82010740309488,
    "frontend_moderation": 2.2952912250184454,
    "frontend_download": 1.225725277006859,
    "frontend_probe": 1.782176459004404,
    "frontend_total": 8.42628156900173,
    "output_moderation": 1.7502007790026255
  }
}

Input

Prompt*

Additional Settings

Customize your input with more control.

Result

Idle

What would you like to do next?

Input

Source videoUp to 60 s · 50 MB

Source video added

Choose the section to replace

The generated scene replaces the source between Start and Resume. Drag the handles under the timeline, or enter exact seconds.

Start time

Resume source at

Start must be at least 1.625 s; Resume must be later. Both must be within 60 s. Leave footage after Resume for the transition. Generated duration is separate (5–13 s), set below.

Prompt

Type # to reference inputs.

Reference Image Urls

Hint: Drag and drop files from your computer, images from web pages, paste from clipboard (Ctrl/Cmd+V), or provide a URL.

Reference Video Urls

Hint: Drag and drop files from your computer, videos from web pages, paste from clipboard (Ctrl/Cmd+V), or provide a URL.

Additional Settings

Customize your input with more control.

Result

Idle

What would you like to do next?

Download

{
  "video": {
    "url": "https://v3b.fal.media/files/b/0aaefa7d/B9E_17j4JFtLrFMrAQUUg_minimax-h3.mp4",
    "content_type": "video/mp4",
    "file_name": "B9E_17j4JFtLrFMrAQUUg_minimax-h3.mp4",
    "file_size": 8521738,
    "width": 1344,
    "height": 768,
    "fps": 24,
    "duration": 15.625,
    "num_frames": 375
  },
  "seed": 1463952272,
  "width": 1344,
  "height": 768,
  "frame_count": 375,
  "duration": 15.625,
  "start_time": 5,
  "resume_time": 5.5,
  "injected_duration": 6,
  "expanded_prompt": null,
  "source": {
    "width": 1920,
    "height": 1080,
    "fps": 24,
    "duration": 10.144,
    "frame_count": 243,
    "has_audio": true
  },
  "timings": {
    "download": 1.0371725659351796,
    "probe": 0.618713177042082,
    "text_encoding": 0.05063054396305233,
    "condition_encoding": 0.00006243691314011812,
    "text_tokens": 86,
    "reference_tokens": 400,
    "denoising": 6.429279759991914,
    "int8_fp8_calls": 0,
    "_tail_started": 578328.816667842,
    "audio_vae_decode": 0.06537291698623449,
    "video_vae_decode": 0.6316113889915869,
    "decoding": 0.631724811042659,
    "peak_vram_gib": 154.47290658950806,
    "mxfp8_attention_calls": 450,
    "sol_enabled": 1,
    "sol_kernel_calls": 0,
    "sol_dense_calls": 50,
    "sol_full_sparse": 0,
    "sol_text_mask": 1,
    "lora_lock_wait": 0.0000019649742171168327,
    "continuation_lora_enabled": 0,
    "continuation_lora_hbm_bytes": 6658566321,
    "continuation_lora_cpu_bytes": 0,
    "injection_lora_enabled": 1,
    "lora_prepare": 0.0003712449688464403,
    "lora_residual_entries": 104,
    "lora_projection_entries": 0,
    "lora_merged_entries": 0,
    "lora_apply": 0.0008970809867605567,
    "lora_generation": 7.121822201064788,
    "lora_restore": 0.00120823597535491,
    "hotswap_new_graphs": 0,
    "lora_critical_section": 7.128601263975725,
    "source_encode": 4.638317361008376,
    "video_vae_encode": 4.158124462934211,
    "audio_vae_encode": 0.058391565922647715,
    "encoding_finalize": 0.042027430958114564,
    "terminal_source_encode": 4.554139618994668,
    "generation": 16.406083139940165,
    "stitch": 9.36531407898292,
    "upload": 0.027531803003512323,
    "total": 27.82010740309488,
    "frontend_moderation": 2.2952912250184454,
    "frontend_download": 1.225725277006859,
    "frontend_probe": 1.782176459004404,
    "frontend_total": 8.42628156900173,
    "output_moderation": 1.7502007790026255
  }
}