# GPT-6 Sol (Fast)

GPT-6 Sol is OpenAI's reasoning model for complex coding and agentic workflows. It accepts text and images, generates text, and supports a 1,050,000-token context window with up to 128,000 output tokens. Configurable reasoning effort, structured outputs, prompt caching, and Responses API tools make it suited to software development and multi-step automation.

- **Model ID:** `openai/gpt-6-sol-fast`
- **Type:** chat
- **Providers:** openai
- **Context window:** 1,050,000
- **Maximum output tokens:** 128,000
- **Pricing:** $4/1M input tokens, $20/1M output tokens
- **Canonical page:** https://vercel.com/ai-gateway/models/gpt-6-sol-fast

## Supported parameters

Detailed capability metadata has not been reported for this model.

## Example

```ts
import { streamText } from 'ai'

const result = streamText({
  model: 'openai/gpt-6-sol-fast',
  prompt: 'Why is the sky blue?'
})
```

## Links

- [Model page](https://vercel.com/ai-gateway/models/gpt-6-sol-fast)
- [AI Gateway documentation](https://vercel.com/docs/ai-gateway)
- [Provider model documentation](https://developers.openai.com/api/docs/models/gpt-6-sol)
- [Provider pricing](https://developers.openai.com/api/docs/pricing)