> Discover all available pages from the documentation index: https://mastra.ai/llms.txt

# ![Neon logo](https://models.dev/logos/neon.svg)Neon

Neon aggregates models from multiple providers with enhanced features like rate limiting and failover. Access 42 models through Mastra's model router.

Learn more in the [Neon documentation](https://neon.com/docs).

## Usage

```typescript
import { Agent } from "@mastra/core/agent";

const agent = new Agent({
  id: "my-agent",
  name: "My Agent",
  instructions: "You are a helpful assistant",
  model: "neon/claude-fable-5"
});
```

> **Info:** Mastra uses the OpenAI-compatible `/chat/completions` endpoint. Some provider-specific features may not be available. Check the [Neon documentation](https://neon.com/docs) for details.

## Configuration

```bash
# Gateway configuration
NEON_AI_GATEWAY_BASE_URL=https://your-base-url
NEON_AI_GATEWAY_TOKEN=your-gateway-key
```

## Available models

| Model                         |
| ----------------------------- |
| `claude-fable-5`              |
| `claude-haiku-4-5`            |
| `claude-opus-4-1`             |
| `claude-opus-4-5`             |
| `claude-opus-4-6`             |
| `claude-opus-4-7`             |
| `claude-opus-4-8`             |
| `claude-opus-5`               |
| `claude-sonnet-4-5`           |
| `claude-sonnet-4-6`           |
| `claude-sonnet-5`             |
| `gemini-3-1-flash-lite`       |
| `gemini-3-1-pro`              |
| `gemini-3-5-flash`            |
| `gemini-3-5-flash-lite`       |
| `gemini-3-6-flash`            |
| `gemini-3-flash`              |
| `gemma-3-12b`                 |
| `glm-5-2`                     |
| `gpt-5`                       |
| `gpt-5-1`                     |
| `gpt-5-2`                     |
| `gpt-5-3-codex`               |
| `gpt-5-4`                     |
| `gpt-5-4-mini`                |
| `gpt-5-4-nano`                |
| `gpt-5-5`                     |
| `gpt-5-5-pro`                 |
| `gpt-5-6-luna`                |
| `gpt-5-6-sol`                 |
| `gpt-5-6-terra`               |
| `gpt-5-mini`                  |
| `gpt-5-nano`                  |
| `gpt-oss-120b`                |
| `gpt-oss-20b`                 |
| `inkling`                     |
| `kimi-k3`                     |
| `llama-4-maverick`            |
| `meta-llama-3-1-8b-instruct`  |
| `meta-llama-3-3-70b-instruct` |
| `qwen3-next-80b-a3b-instruct` |
| `qwen35-122b-a10b`            |