xAI: Grok 3✓ Catalog verified
Grok 3 is the latest model from xAI. It's their flagship model that excels at enterprise use cases like data extraction, coding, and text summarization. Possesses deep domain knowledge in finance, healthcare, law, and science.
Overview
Grok 3 is the latest model from xAI. It's their flagship model that excels at enterprise use cases like data extraction, coding, and text summarization. Possesses deep domain knowledge in finance, healthcare, law, and science.
Access: available through the official X Ai API. Context window: 131K.
Specifications
| API identifier | x-ai/grok-3 |
| Provider | X Ai |
| Model type | Text LLM |
| Context window | 131K catalog |
| Input modalities | text |
| Output modalities | text |
| Released | Jun 10, 2025 |
| Tokenizer | Grok |
| Moderated | No |
| Architecture modality | text->text |
Pricing
Live pricing components for x-ai/grok-3 as published in the catalog.
| Pricing component | Raw unit price | Normalized | Unit |
|---|---|---|---|
| Prompt tokens | $0.000003 | $3.00 / 1M | Per input token |
| Completion tokens | $0.000015 | $15.00 / 1M | Per output token |
| Request fee | N/A | N/A | Per request |
| Image fee | N/A | N/A | Per image unit |
| Web search fee | $0.005 | $0.005000 | Per search request |
Cost calculator
Estimate monthly spend from your own token volumes.
Estimated Total Cost
$4.5Calculated from current list pricing in the ModelsAtlas catalog.Capabilities
| Capability | Status | What it means |
|---|---|---|
| Visual Understanding | Not advertised | Image and document analysis support |
| Audio Processing | Not advertised | Speech and voice aligned flows |
| Tool Calling | ✓ Supported | Supports tools / function calling |
| Self-Hosting | Not advertised | Deploy outside managed APIs |
Capability signals
Directional signals derived from model metadata and capability tags — not official benchmark submissions.
Quick start
Call xAI: Grok 3 through an OpenAI-compatible client.
from openai import OpenAI
client = OpenAI(
base_url="https://openrouter.ai/api/v1",
api_key="YOUR_API_KEY"
)
response = client.chat.completions.create(
model="x-ai/grok-3",
messages=[{"role": "user", "content": "Explain quantum physics."}]
)
print(response.choices[0].message.content)Alternatives
Closest models by context window from a different provider.
| Model | Provider | Context | Input /1M | Actions |
|---|---|---|---|---|
| AionLabs: Aion-1.0 | Aion Labs | 131K | $4.00 | View → |
| AionLabs: Aion-1.0-Mini | Aion Labs | 131K | $0.70 | View → |
Sources & attribution
Pricing and metadata are maintained in the ModelsAtlas catalog.
Frequently asked questions
How much does xAI: Grok 3 cost?
$3.00 per 1M input tokens and $15.00 per 1M output tokens on the official X Ai API.
What is the context window of xAI: Grok 3?
xAI: Grok 3 supports up to 131K tokens of context.
Does xAI: Grok 3 support tool / function calling?
Yes, xAI: Grok 3 supports tool / function calling — you can register tools and the model will emit structured tool calls.
How do I access xAI: Grok 3?
Use the official X Ai API with the model id `x-ai/grok-3`. See the Quick start section above for code examples.