Grok Imagine Video 1.5 API 是 xAI 推出的图生视频引擎。其核心优势在于单遍多模态合成，能够在生成视频画面的同时，原生渲染出同步的角色口型及环境音效。
Prompt for video generation
Drag, paste, or click to upload
JPEG · PNG · WEBP · JPG · up to 20MB · max 1 files
Upload an image file to use as input for the API
Aspect ratio for video generation.If not uploaded, follow the image size.
Resolution for video generation.
Video duration in seconds. Range: [1, 15]. Default: 8.
A configurable parameter. Defaults to true in the Playground.
专业级图生视频 API，支持原生同步音频、保持时空高度连贯，并精准遵循提示词指令——短短数秒即可生成逼真的视频素材。
Grok-Imagine-Video-1.5-Preview 接口能够高精度解析详细的提示词指令。提示词解析器能正确处理明确的用户输入——如特定的运镜角度、场景切换和运动方向——赋予开发者对最终视频生成效果全面而可靠的控制力。
基于先进的视觉架构，Grok Imagine Video API 能够准确模拟真实世界的环境物理规律。系统可精准计算运动轨迹、重力及动态光照变化，确保物体的运动与运镜均遵循自然物理法则，避免视觉畸变。
Grok Imagine Video 1.5 Preview 支持原生多模态合成，可同步生成视频帧与匹配音频。借助 Grok Imagine Video API，只需输入单张图像，即可直接输出完全音画同步的视听内容，彻底免去后期制作中独立的音频渲染与手动对齐工作。
Grok Imagine 图生视频 API 在整个视频生成过程中能保持极高的结构精准度。该处理管线以原图为严格基准，精准保留局部的光影、几何结构与纹理细节，避免多余的二次诠释，从而确保所有视频帧中角色与环境的高度连贯一致。
在 Design Arena 最新举办的双盲 A/B 评测中，Grok Imagine Video 1.5 Preview API 在图生视频领域以 1,357 的 Elo 评分荣登全球榜首。这一表现使其在与 Seedance 2.0 和 Wan 2.7 等顶尖同类产品的竞争中确立了明显的领先优势。在严苛的盲测环境下，Grok Imagine Video 1.5 Preview 依然保持了卓越的时空连贯性与物理规律一致性。即使处于初步部署阶段，该 API 强大的指令遵循能力与极快的生成速度，也已使其成为构建企业级视频自动化基础设施高度可靠的基石。
| 对比维度 | Grok Imagine Video 1.5 API | Seedance 2.0 API | Wan 2.7 API |
|---|---|---|---|
| 核心优势 | 图生视频 + 原生音画同步、连贯性与生成速度 | 多模态输入（图像/视频/音频参考）、角色保真度 | 首尾帧控制、视频编辑与灵活性 |
| 分辨率 | 480p / 720p | 720p / 1080p | 720p / 1080p |
| 视频时长 | 1-15秒 | 1-15秒 | 2-15秒 |
| 原生音频 | 支持（一次性生成包含对话、口型同步、音效及背景音乐） | 支持（多语言、音素级同步） | 支持（音频驱动） |
| 输入支持 | 主要为图生视频（单张图像 + 提示词） | 多模态（最多9张图像 + 3个视频 + 3段音频） | 首尾帧、参考图、多种编辑模式 |
| 模型竞技场排名 (图生视频 720p) | 常见问题 #1 | 排名第二或接近榜首 | 中高阶 |
| 最佳应用场景 | 快速图片动画、口播短视频、概念验证 | 复杂故事板、多参考一致性内容 | 精准叙事控制、视频编辑与续写 |
Before executing production deployments, engineering teams can fully test the Grok Imagine Video 1.5 API within the EMix.ai playground using complimentary testing credits. This sandbox environment facilitates immediate verification of model behavior and generation parameters prior to code integration.
EMix.ai structures highly competitive, transparent pricing tiers to optimize infrastructure spend for the Grok Imagine Video 1.5 API pricing framework. This model ensures a cost-efficient scaling path across all development phases, from initial staging to high-volume production pipelines.
Development lifecycles are accelerated through comprehensive, engineer-focused API integration documentation for the Grok Imagine Video Generation API. EMix.ai provides standardized schema definitions, detailed request/response payloads, and multi-language implementation guides to ensure frictionless, end-to-end endpoint embedding.
Continuous operational reliability for the Grok Imagine Image-to-Video API is maintained through 7x24 uninterrupted technical support. Engineering teams receive immediate, real-time assistance to resolve infrastructure anomalies, eliminate pipeline bottlenecks, and guarantee constant production-level availability regardless of time zones.
In addition to the grok-imagine-video-1.5-preview, the EMix.ai platform provides centralized access to alternative industry-leading endpoints, including the Seedance 2.0 API and Wan 2.7 API. This consolidated architecture enables developers to evaluate multi-model performance and alter workflow paths within a single, unified environment.
As platform capabilities expand, EMix.ai continuously deploys updated versions of both proprietary and open-weight architectures alongside the Grok Imagine Video API. This regularly updated catalog ensures that engineering teams maintain immediate access to newly released image-to-video APIs and advanced tracking frameworks.
开发者需首先从 EMix.ai 平台控制台直接获取 API 密钥，以便通过标准的 Bearer Token 进行请求授权。在账户控制台生成安全凭证是建立连接权限的基础要求。
发起生成任务时，应用需向任务创建接口发送异步 HTTP POST 请求。请求体（Payload）中需明确具体的模型标识符，以及文本提示词、图片 URI、宽高比、分辨率和时长等输入参数。
任务提交后，网关将返回成功状态码及唯一的任务和记录标识符。若提供了回调 URL，平台会在任务完成后自动将最终的视频素材详情直接推送到应用中。此外，应用也可以使用任务 ID 手动轮询统一查询接口，以追踪进度、处理运行异常并获取最终的视频 URL。
Film tech developers and pre-production software engineers can leverage the Grok Imagine Video 1.5 Preview API to streamline complex cinematic pre-visualization workflows. By uploading stylized conceptual illustrations or storyboard keyframes, development teams can instantly render fluid camera movements, realistic physics, and character motion. This allows studios to rapidly iterate on pacing and composition without committing resources to early rendering pipelines, validating cinematography concepts strictly through image-to-video generation.
Digital storefront engineers and automated advertising platform developers can build automated pipelines using the Grok Imagine Video API pricing model to generate scalable e-commerce motion assets. The engine transforms static product photography into realistic, fluid promotional content, demonstrating apparel or consumer goods in natural motion. Integrating this image-to-video capability into marketing automation software enables the seamless generation of contextual, multi-platform video ads at scale.
Interactive entertainment engineers and technical artists can inject the Grok Imagine Video 1.5 Preview API buy workflow into game design pipelines to produce hyper-realistic particle, atmospheric, or background visual effects. Instead of manually simulating environmental smoke, magical energy flows, or weather cycles, developers can utilize keyframe images to instantly render bespoke video layers. These assets can then be directly composited into game engines, cutting down asset creation lifecycles.
SaaS developers building cloud-native content creation platforms can embed the Grok Imagine Video 1.5 Preview API integration to power automated social media short-form video generation. By linking the API to automated content feeds and source images, platforms can instantly generate vertical high-impact visuals optimized for trending social channels. This programmatic image-to-video approach eliminates manual video editing bottlenecks, enabling business applications to deliver consistent visual messaging autonomously.
A：该 API 原生支持两档专为开发者优化的分辨率：480p 和 720p。技术团队可以在其 JSON 请求体中显式配置分辨率字符串参数，以匹配其工作流的目标显示输出需求。
A：该 API 支持 7 种预设的画面比例设置（如 1:1、16:9、9:16）以及 auto（自动）配置。传入 auto 会指示系统解析上传图片的尺寸，并自动将视频画布锁定为源素材的原生比例，从而消除几何变形。
A：可以。由于模型将提交的源图片作为首要的结构参考，因此它能够非常出色地在生成的各个视频片段中保留复杂的纹理细节、空间布局以及关键的人物特征。
A：虽然 Seedance 2.0 在 1080p 多参考角色保真度上表现优异，Wan 2.7 在精准的首尾帧编辑方面处于领先，但 Grok 1.5 Preview 凭借其独特的单步原生音频与口型同步（lip-sync）集成能力，在全球竞技场的快速部署评测中排名第一。开发者可以通过 EMix.ai 提供的统一网关，即刻接入并测试这三款模型。
A：费用将根据您配置的视频时长和分辨率，按单次成功的任务计费。失败或中断的流水线执行不会消耗任何生成额度，确保您的基础设施成本具有可预测性。
A：在进行商业集成前，开发者可以使用赠送的测试额度，在平台的交互式 Playground 中验证参数行为并测试工作流。