Grok 4.5

Grok 4.5 is SpaceXAI's frontier model built for coding, agentic tasks, and knowledge work. It was trained in SpaceXAI's data centers in Memphis with new datasets spanning science, engineering, and math.

byxAIInput TypeOutput TypeContext Window500KMax Output500K

Providers

This model is available from multiple providers. Select one to see its pricing and sample code.

xAIDefault

$1.40 / $4.20 / R:$0.35 · tiered/ 1M tokens0.70× base price

Supported formatsOpenAI Chat CompletionsOpenAI ResponsesAnthropic Messages

Official channels of xAI

Grok Lite

$0.20 / $0.60 / R:$0.05 · tiered/ 1M tokens0.10× base price

Supported formatsOpenAI Chat CompletionsOpenAI ResponsesAnthropic Messages

Pricing

Transparent pay-as-you-go pricing by token usage — no subscriptions or hidden fees.

xAI

xai/grok-4.5

Prices forchange

Per 1M tokens

Tier / Input lengthInput / 1MOutput / 1MCache read / 1MCache write / 1M

standard

≤ 200,000 input tokens

$1.40$4.20$0.35—

long_context

> 200,000 input tokens

$2.80$8.40$0.70—

Code

Copy an example below to start calling this model in minutes.

API / request example

Sample Code & API

Create API Key

from openai import OpenAI

client = OpenAI(
    base_url="https://api.apipod.ai/v1",
    api_key="<YOUR_API_KEY>",
)

# Chat Completions
completion = client.chat.completions.create(
    model="grok-4.5",
    messages=[
        {
            "role": "user",
            "content": "What is the meaning of life?",
        }
    ],
)
print(completion.choices[0].message.content)

from openai import OpenAI client = OpenAI( base_url="https://api.apipod.ai/v1", api_key="<YOUR_API_KEY>", ) # Chat Completions completion = client.chat.completions.create( model="grok-4.5", messages=[ { "role": "user", "content": "What is the meaning of life?", } ], ) print(completion.choices[0].message.content)