Atlas Cloud is now an authorized U.S. reseller of Dreamina Seedance 2.5 and Seedream 5.0 Pro.

xAI Speech with Subsecond Latency

Developed by xAI, the xAI speech family creates natural, high fidelity audio with subsecond latency. Expressive tags shape pauses, whispers, emphasis, and pacing across 20 languages, while adjustable speech speed and text normalization improve control over delivery. Atlas Cloud provides a unified audio endpoint with consistent Unicode character billing and transparent standard pricing for production workflows.

xAI is developed by xAI. Atlas Cloud (operated by Atlas Cloud AI LLC) provides access to it and does not own it. All trademarks belong to their respective owners.

AI Video Models by xAI

Generate cinematic, high-fidelity videos from text and images with the latest AI video generation models on Atlas Cloud.

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Grok Imagine Video
text-to-video
image-to-video

Grok Imagine Video

Grok Imagine Video gives developers access to xAI’s video family for creating, animating, extending, and editing clips. Generate 1 to 15 second videos from prompts, guide people, objects, or styles with up to seven reference images, and work at 480p or 720p. Atlas Cloud brings these capabilities together through OpenAI-compatible endpoints with transparent pay-as-you-go pricing. Start building today.

5 modelsExplore Grok Imagine Video
Grok Imagine Video 1.5 Lite
image-to-video
text-to-video

Grok Imagine Video 1.5 Lite

Grok Imagine Video 1.5 Lite is xAI's lowest-cost model in the Grok Imagine video family, built for integrated visual and sound generation from prompts or source images. It supports speech aligned to mouth movement and selectable output quality, including 1080p upscaled from 720p. Access both generation modes on Atlas Cloud with pay-as-you-go pricing of $0.02 per second and one OpenAI-compatible key. Start building today.

4 modelsExplore Grok Imagine Video 1.5 Lite
xAI TTS V1
text-to-audio
audio-to-text

xAI TTS V1

xAI TTS v1 is xAI's high-fidelity text-to-speech model for converting written content into natural, expressive audio. It supports 20 languages and provides fine-grained delivery control for tailoring how speech sounds across applications. Access the model through Atlas Cloud with one OpenAI-compatible key and transparent pay-as-you-go pricing. Start building today.

2 modelsExplore xAI TTS V1
Grok Imagine Video 1.5
image-to-video
text-to-video

Grok Imagine Video 1.5

Grok Imagine Video 1.5 is xAI's video generation family for developers who need controlled motion from prompts and visual inputs. Animate a starting frame with natural language motion instructions, select 480p or 720p for reference workflows, and add an optional reference voice to guide the result. Access supported modes through one OpenAI-compatible Atlas Cloud key with transparent pay-as-you-go pricing. Start building today.

6 modelsExplore Grok Imagine Video 1.5

AI Image Models by xAI

Create stunning, production-ready visuals from prompts and references using state-of-the-art AI image generation models on Atlas Cloud.

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Large Language Models by xAI

Power chat, reasoning, and agents at scale with leading large language models, served fast and affordably on Atlas Cloud.

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xAI Models API Pricing Details

Compare standard vs. our pricing across every xAI model.

ModelStandard Price (USD)Our Price (USD)Discount
Grok Imagine Image 2.0 Developer Edit$0.04/pic
Start from$0.014/pic
-65%View
Grok Imagine Image 2.0 Developer Text-to-Image$0.04/pic
Start from$0.014/pic
-65%View
Grok Imagine Video V1.5 Lite Developer Image-to-Video$0.02
Start from$0.007/s video
-65%View
Grok Imagine Video V1.5 Lite Developer Text-to-Video$0.02
Start from$0.007/s video
-65%View
Grok Imagine Video v1.5 Developer Reference-to-Video$0.08
Start from$0.028/s video
-65%View
Grok Imagine Video v1.5 Developer Text-to-Video$0.08
Start from$0.028/s video
-65%View

Explore models from other providers

Instantly explore and experiment with 400+ production-ready models in the Atlas Playground. Start customizing with one click.

xAI API Use Cases You Can Build on Atlas Cloud

Grok Imagine's image and video endpoints handle generation, editing, and animation from a single API. Teams use them to turn static assets into sound-on video content and to produce visual creative at a pace and cost that wasn't practical before.

Automated E-commerce Product Videos

E-commerce teams build pipelines that animate product images into short video clips using Grok Imagine Video v1.5, with ambient sound and product-context audio generated in the same call. A single product photo becomes a sound-on clip ready for ads and product pages without a video shoot or audio edit. At $0.096 per second on Atlas Cloud, a 10-second product video costs under a dollar.

Brand Ad Creative from Still Assets

Brand teams use Grok Imagine Video v1.5 to turn approved campaign photography into animated social ads with natively generated audio. Because audio and video tokens are produced in the same inference pass, dialogue, sound effects, and ambient music align with the visuals without post-production work. This removes the audio production step from the ad creative workflow entirely.

Film Pre-production Storyboarding

Directors and cinematographers use Grok Imagine Image to generate visual storyboards that show shot composition, camera angle, and lighting before production begins. The 2K resolution output is detailed enough to share with crew as a visual brief for each scene. At $0.06 per image, iterating through multiple shot options costs less than a single hour of production time.

Real Estate Lifestyle Video

Property developers use Grok Imagine Video v1.5 to generate cinematic lifestyle clips from architectural renders or interior photos. A balcony render becomes a sunset-view clip with ambient audio, a kitchen photo becomes a morning scene with natural sound. This replaces expensive lifestyle photography shoots for listings and pre-sale marketing materials.

Multi-reference Image Compositing

Creative teams use Grok Imagine Image Edit's 3-source input to composite elements from multiple reference images into a single output — combining a product shot, a background, and a lighting reference in one API call. This makes it practical to produce campaign variants that maintain brand consistency across different scene settings. Each composite is $0.06 per image on Atlas Cloud.

Indie Game Concept Art and Trailers

Small game studios use Grok Imagine Image to generate concept art during pre-production, then pass key frames into Grok Imagine Video v1.5 to produce animated trailer sequences. The video extension feature lets teams chain clips from a single starting frame to build longer cinematic sequences beyond the 15-second per-call limit. This workflow replaces external animation contractors for early-stage marketing content.

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xAI TTS v1 API Questions, Answered

xAI TTS v1 is a text to speech model from xAI that converts written content into natural, expressive audio. Atlas Cloud provides it as model xai/tts-v1 through its shared audio generation endpoint.

It can produce narration, product voiceovers, accessibility audio, localized speech, and dialogue for voice applications. Expressive tags and adjustable delivery settings help match the generated speech to different scenes and audiences.

Send a POST request to https://api.atlascloud.ai/api/v1/model/generateAudio with Bearer authentication, the model value xai/tts-v1, your text, and a language setting. Then poll the prediction endpoint with the returned task ID or register a webhook for completion.

Atlas Cloud lists more than 80 voices and 20 language options, with automatic language detection available through the auto setting. The multilingual voices Ara, Eve, Leo, Rex, and Sal support every language listed in the endpoint schema.

Add inline tags such as [pause], [laugh], and [sigh], or wrap text with tags such as <whisper> and <slow> to shape delivery. Speech speed is adjustable from 0.7 to 1.5, while optional text normalization improves how numbers, abbreviations, and symbols are spoken.

Choose MP3, WAV, PCM, μ-law, or A-law output according to your playback or telephony requirements. Supported sample rates range from 8,000 to 48,000 Hz, and MP3 output offers bit rates from 32,000 to 192,000 bps.

Atlas Cloud bills xAI TTS v1 at the standard rate of $0.015 per 1,000 input characters. Billing counts Unicode characters, so one CJK character is counted the same way as one Latin letter.

Each Atlas Cloud request accepts up to 15,000 characters of text. Split longer scripts into separate requests and keep the same voice, language, speed, and output settings when you need consistent delivery across segments.

The current Atlas Cloud documentation describes an asynchronous workflow in which you submit a job and retrieve the result by polling or webhook. The request schema includes three latency optimization levels, but the public documentation does not confirm a direct Atlas Cloud WebSocket endpoint.

Explore More Families

Seedance 2.5

Seedance 2.5 API is now available on Atlas Cloud! It gives developers ByteDance's newest video model. It generates up to 30 seconds of native video in a single pass from text, a single image, or as many as 50 multimodal references, with synchronized audio and in-frame multilingual text. On Atlas Cloud you reach it through one key, with subject consistency and improved physics keeping long shots coherent. (Update: Seedance 2.5 1080P API Is Available NOW!)

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Wan 3.0

Wan 3.0 API is the next generation of Alibaba's Wan video family, built to push long-form generation, multi-reference control, and audiovisual quality to new heights. Atlas Cloud already hosts Wan 2.7, 2.6, and 2.5, and Wan 3.0 runs on the same unified key with no separate setup. Start building today. Scroll down to the showcase to see what Wan 3.0 can create.

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MiniMax H3

MiniMax H3 is MiniMax's multimodal video family for text, image, and reference guided creation. Across supported routes, it preserves subjects from reference media, offers flexible aspect ratios, and pairs generated sound with visuals through H3 Developer, with output profiles selected by endpoint. Atlas Cloud unifies the family behind one OpenAI-compatible key with transparent pay-as-you-go pricing from the standard rate of $0.038 per second. Start building today.

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GPT Image 2.5

The gpt-image-2.5 family from OpenAI gives developers a choice of Flare and Sunburst for production image workflows. Render at arbitrary resolutions up to 3840x2160 and select from five quality tiers, including xhigh and max, to match specific output requirements. Atlas Cloud provides ready-to-use REST inference with no cold starts and standard pricing from $0.004 per generation. Start building today.

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Seedream 5.0 Pro

Seedream 5.0 Pro API gives developers ByteDance's controllable image editing model on Atlas Cloud. It places edits precisely with anchors and coordinates, separates images into editable layers, fuses multiple references, and matches exact colors and materials, with multilingual text at 2K and 3K. On Atlas Cloud you reach it through one key!

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Seedance 2.0

Seedance 2.0 is ByteDance’s production video model for precise shot creation. Turn prompts into video, animate a first-frame image with optional last-frame guidance, or shape results with reference media and optional web search. Atlas Cloud brings these workflows into one unified API with transparent pay-as-you-go pricing and one OpenAI-compatible key. Start building today.

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Kling V3.0

The Kling 3.0 API brings Kuaishou's flagship video suite to Atlas Cloud through one OpenAI-compatible key. It spans two models, Kling 3.0 for AI Director storytelling, multilingual lip-sync, and precise on-screen text, and Kling 3.0 Omni (O3) for subject and voice cloning from a short video or image. Both generate native audio in the same pass, with output up to 4K. Build cinematic narratives, global marketing, multilingual ads, and serialized character content on reliable infrastructure.

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Grok Imagine Video

Grok Imagine Video gives developers access to xAI’s video family for creating, animating, extending, and editing clips. Generate 1 to 15 second videos from prompts, guide people, objects, or styles with up to seven reference images, and work at 480p or 720p. Atlas Cloud brings these capabilities together through OpenAI-compatible endpoints with transparent pay-as-you-go pricing. Start building today.

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Vidu Q4 Preview

Vidu Q4 is Vidu's latest flagship video model, designed for image-to-video and reference-to-video generation. It can animate a single still image and create automatic scene transitions, giving developers two input paths for different product workflows. Atlas Cloud provides dedicated API endpoints with published parameter schemas at the verified standard price of $0.04 per second. Start building today.

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Gemini Omni 1.1 Flash

Gemini Omni 1.1 Flash is Google DeepMind’s natively multimodal video family for flexible production workflows. Edit existing footage through text instructions, maintain visual consistency with up to 10 reference images and 3 video clips, or extend a shot in chainable segments to 40 seconds. Access every workflow on Atlas Cloud with one OpenAI-compatible API key, pay-as-you-go pricing, and Day-0 availability. Start building today.

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Nano Banana 2.1

Nano Banana 2.1 is Google's image model family built on Gemini 3.6 Flash. It delivers Pro-level generation and editing at Flash-level speed, supports natural-language edits and merges across 1 to 14 input images, and maintains consistency for up to 4 characters and 10 objects. Through Atlas Cloud, developers can access the family with one OpenAI-compatible key, reliable uptime, and Day-0 availability. Start building today.

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Nano Banana 2

Build with the Nano Banana 2 API, powered by Google's Gemini 3.1 Flash Image model. It generates native 4K visuals up to 4096x2304 with accurate text rendering and consistent characters across up to 14 reference images for both generation and editing. On Atlas Cloud you reach it through one unified API alongside 300+ models, with pricing from $0.04 per image, 99.99% uptime, and free credits to start.

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