MiniMax H3 Max API 调用参考
出片快，自带环境声、音效和配乐
用一个 PopNow API 密钥，就能在自己的代码里调用 MiniMax H3 Max。下面列出要填的调用名、这个型号接受的每个输入字段、每次请求花多少积分，以及一段可以直接粘进终端运行的请求。
参数说明直接取自型号的输入 schema，暂时只有英文。
一览
- 出品方
- MiniMax
- 产出
- 视频
- 起价
- 7.5 积分 每秒成片 ($0.075)
- 一般耗时
- 约 31 秒
1 积分 = 0.01 美元。任务受理时先冻结可能的最高费用，完成后按实际用量结算、向上取整到整积分，多冻的退回；失败的任务不扣积分。想在运行前知道确切数字，先调 POST /api/v1/jobs/quote。
生成视频
minimax/h3-max/text-to-video
价格
| 选项 | 积分 (每秒成片) | 美元 |
|---|---|---|
480p | 7.5 | $0.075 |
768p | 12 | $0.12 |
参数
| 字段 | 类型 | 默认值 | 取值范围 | 作用 |
|---|---|---|---|---|
prompt必填 | string | — | 最多 7000 个字符 | Describe the subject, action, camera, and mood of the shot. |
aspect_ratio可选 | string | 1:1 | 21:9, 16:9, 4:3, 1:1, 3:4, 9:16 | Output aspect ratio. |
duration_seconds可选 | integer | 8 | 5 到 15 | Requested output length in seconds, from 5 to 15. |
resolution可选 | string | 768p | 480p, 768p | Output resolution. |
enable_prompt_expansion可选 | boolean | false | — | Expand the prompt into a fuller description before generating. Requests with it on add a flat per-request prompt-expansion fee. |
请求示例
这段请求原样就能运行，没写的字段都用默认值。运行前先把密钥放进环境变量 POPNOW_API_KEY。
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "minimax/h3-max/text-to-video",
"input": {
"prompt": "A paper boat drifts down a rain-soaked street at dusk, neon signs reflecting in the water, slow tracking shot at ground level",
"enable_prompt_expansion": false,
"resolution": "768p",
"duration_seconds": 8
}
}'响应里会立刻带回 taskId。之后用 GET /api/v1/jobs/recordInfo 取结果，或者在请求里加上 callBackUrl 等通知。
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"图生视频
minimax/h3-max/image-to-video
价格
| 选项 | 积分 (每秒成片) | 美元 |
|---|---|---|
480p | 7.5 | $0.075 |
768p | 12 | $0.12 |
参数
| 字段 | 类型 | 默认值 | 取值范围 | 作用 |
|---|---|---|---|---|
image_url必填 | string (uri) | — | — | Opening frame. It fixes the composition and the subject the clip starts from. |
prompt必填 | string | — | 最多 7000 个字符 | Describe what happens after the opening frame: the action, the camera, and the mood. |
last_image_url可选 | string (uri) | — | — | Optional closing frame the clip should resolve to. It may only be sent together with an opening frame. |
duration_seconds可选 | integer | 8 | 5 到 15 | Requested output length in seconds, from 5 to 15. |
resolution可选 | string | 768p | 480p, 768p | Output resolution. |
enable_prompt_expansion可选 | boolean | false | — | Expand the prompt into a fuller description before generating. Requests with it on add a flat per-request prompt-expansion fee. |
请求示例
这段请求原样就能运行，没写的字段都用默认值。运行前先把密钥放进环境变量 POPNOW_API_KEY。
示例里的 image_url 用的是 PopNow 的示例素材，换成你自己的公开 HTTPS 链接、上传文件或已保存的素材即可。
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask?wait=60" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "minimax/h3-max/image-to-video",
"input": {
"prompt": "He lands softly on the rooftop, laughs and turns toward the camera while the balloons sway in the evening breeze; slow push-in",
"image_url": "https://media.popnow.ai/influencer/examples/marco.webp",
"enable_prompt_expansion": false,
"resolution": "768p",
"duration_seconds": 8
}
}'响应里会立刻带回 taskId。之后用 GET /api/v1/jobs/recordInfo 取结果，或者在请求里加上 callBackUrl 等通知。
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"视频续写
minimax/h3-max/video-extend
价格
| 选项 | 积分 (每秒成片) | 美元 |
|---|---|---|
480p | 7.5 | $0.075 |
768p | 12 | $0.12 |
参数
| 字段 | 类型 | 默认值 | 取值范围 | 作用 |
|---|---|---|---|---|
prompt必填 | string | — | 最多 7000 个字符 | Describe what happens next: the action that follows, the camera move and the sound. |
video_url必填 | string (uri) | — | — | The clip to continue: MP4, MOV or WebM, up to 60 seconds. Its last frame opens the new segment, and the result is your clip with the new segment joined on. |
last_image_url可选 | string (uri) | — | — | Optional target end frame: the new segment closes on this image. |
duration_seconds可选 | integer | 8 | 5 到 15 | Length of the new segment in seconds, from 5 to 15. The source clip is added on top and is not billed. |
resolution可选 | string | 768p | 480p, 768p | Resolution of the new segment. It sets how sharp the new part is generated; match your source clip. |
enable_prompt_expansion可选 | boolean | false | — | Expand the prompt into a fuller description before generating. Requests with it on add a flat per-request prompt-expansion fee. |
请求示例
这段请求原样就能运行，没写的字段都用默认值。运行前先把密钥放进环境变量 POPNOW_API_KEY。
示例里的 video_url 用的是 PopNow 的示例素材，换成你自己的公开 HTTPS 链接、上传文件或已保存的素材即可。
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "minimax/h3-max/video-extend",
"input": {
"prompt": "The flowers keep opening while the camera slowly pulls back to reveal a sunlit meadow",
"video_url": "https://media.popnow.ai/effects/flower-bloom-1abd6efb.mp4",
"enable_prompt_expansion": false,
"resolution": "768p",
"duration_seconds": 8
}
}'响应里会立刻带回 taskId。之后用 GET /api/v1/jobs/recordInfo 取结果，或者在请求里加上 callBackUrl 等通知。
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"