Full Model Access
Browse every model currently listed for this provider in the RunAPI catalog.
xAI
Grok Imagine — image and video generation with text-to-image, image-to-video, and editing.
3
MODELS
LLM · Image · Video · Utility
MODALITIES
What you get through RunAPI
Transparent Pricing
Review each model's published RunAPI price before sending a request.
No Account Required
Use your RunAPI key without creating a separate provider account.
Unified Billing
Keep this provider and other supported models on one RunAPI balance.
HOW IT WORKS
Call xAI models in 3 steps
-
Get Your Key
Sign up for free and create a RunAPI key — no xAI account needed.
-
Send a Request
POST to /v1/chat/completions with any xAI model slug.
-
Get Results
Stream the response or receive a webhook when the task completes.
MODELS
xAI Models on RunAPI
Text
Grok
xAI Grok 4.5 and 4.6 API access through RunAPI Responses and Chat Completions for reasoning, tools, and structured output.
$0.63 / 1M tokens
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Image
Grok Imagine
Grok Imagine API access for image and video generation from text, including text-to-image, image-to-image, text-to-video, and image-to-video.
$0.04 / call
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Video
Grok Imagine Video
Use the Grok Imagine Video API via RunAPI with a model skill, unified auth, and pay-as-you-go pricing.
$0.02 / second
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Why use xAI via RunAPI
Lower Cost
Compare xAI variants and start with transparent per-call pricing for the model you need.
No Account Needed
Use your RunAPI API key for managed xAI access without a separate provider account or credential.
Unified Billing
Keep xAI and every other supported model on one RunAPI balance and monthly USD invoice.
RunAPI vs Direct xAI
| Feature | Direct xAI | Via RunAPI |
|---|---|---|
| Account Required | xAI account + billing | RunAPI account only |
| API Format | xAI SDK | Same xAI SDK (compatible) |
| Pricing | Provider-published rates | Published per-model RunAPI pricing |
| Other Models | xAI only | 249+ models, all providers |
| Billing | Per-provider invoices | One unified credit balance |
| Support | Provider-specific support | RunAPI support |
Playground
Try xAI Models
Response will appear here
QUICKSTART
Call xAI Models via RunAPI
Python
from openai import OpenAI
client = OpenAI(
base_url="https://runapi.ai/v1",
api_key="your-runapi-key"
)
response = client.chat.completions.create(
model="grok-4.20-0309-non-reasoning",
messages=[{"role": "user", "content": "Review this rollout plan, identify the three highest-risk assumptions, and return a concise mitigation for each."}]
)
What teams build with xAI models
Conversational AI
Build chatbots and assistants with xAI models.
Content Generation
Generate marketing copy, code, and creative writing at scale.
Image Creation
Create product shots, illustrations, and design assets with xAI models.
Data Analysis
Extract insights from documents, spreadsheets, and structured data.
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Provider questions
Do I need a xAI account?
No. Your RunAPI API key is enough to access the xAI models listed in the catalog.
Which xAI models are available?
The model cards above reflect the xAI models currently available through RunAPI.
How does billing work?
Usage is charged to your RunAPI balance using the price shown for the selected model.
Can I switch to another model?
Yes. Choose another supported model and use its model ID in the same RunAPI workflow.
Where can I find request details?
Open a model page to review its current endpoints, parameters, pricing, and examples.
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