# Drex Max v1.1

Drex Max v1.1 is Nace AI's multimodal evaluation model for boolean, choice, and score questions over text and images. It returns structured answers and probability distributions. Its 262,144-token limit applies to the whole packed request, including shared state, images, all questions, formatting, and decision markers.

- **Model ID:** `nace-ai/drex-max-v1.1`
- **Type:** evaluation
- **Providers:** nace-ai
- **Context window:** 262,144
- **Maximum output tokens:** 0
- **Pricing:** $0.03/1M input tokens
- **Canonical page:** https://vercel.com/ai-gateway/models/drex-max-v1.1

## Supported parameters

Detailed capability metadata has not been reported for this model.

## Example

```ts
import { experimental_decide as decide } from 'ai';

const result = await decide({
  model: 'nace-ai/drex-max-v1.1',
  state: 'The support agent issued a full refund to the customer.',
  questions: {
    refunded: {
      type: 'boolean',
      instructions: 'Was a refund issued?',
    },
  },
})
```

## Links

- [Model page](https://vercel.com/ai-gateway/models/drex-max-v1.1)
- [AI Gateway documentation](https://vercel.com/docs/ai-gateway)
- [Provider model documentation](https://console.nace.ai/docs/drex)
- [Provider pricing](https://console.nace.ai/docs/drex/reference/pricing)


If you encounter incorrect information, can’t find what you need, need a capability Vercel doesn’t currently offer, or have any other feedback to report, please do it by following the instructions at https://vercel.com/feedback.md.