# grok-4.5

## At a glance

- **Modalities:** text, image → text
- **Context window:** 500,000 tokens
- **Model name:** `grok-4.5`
- **Aliases:** `grok-4.5-latest`, `grok-build-latest`

## Capabilities

- **Function calling:** Yes
- **Structured outputs:** Yes
- **Reasoning:** Yes

## Pricing

| Type | Price per 1M tokens |
| --- | --- |
| Input | $2.00 |
| Cached input | $0.50 |
| Output | $6.00 |

## Rate limits

| Limit | Value |
| --- | --- |
| Requests per second | 150 |
| Tokens per minute | 50,000,000 |

## Regions

Available in: us-east-1, us-west-2