# Alibaba Qwen3.8 Max (0902) API

> Qwen3.8 Max (0902) is the pinned snapshot of Alibaba's Qwen3.8 Max dated September 2, 2026, intended for workloads that need a fixed version. Alibaba describes it as an upgraded snapshot with stronger engineering-scale coding and long-horizon autonomous development, steadier multi-tool orchestration and end-to-end task delivery, and refined chart reasoning, document parsing and multimodal perception. It keeps the flagship's vision input, thinking mode and full tool support.

Source: https://www.sandbase.ai/models/alibaba/qwen3.8-max-0902
API reference: https://www.sandbase.ai/models/alibaba/qwen3.8-max-0902/docs

## Facts

- Provider: Alibaba
- Type: Language model
- Model ID: `alibaba/qwen3.8-max-0902`
- Price: $2 per 1M input tokens, $6 per 1M output tokens
- Context window: 1M tokens, up to 131.1K output tokens
- Capabilities: chat, vision, reasoning, structured output, function calling
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

- Chat Completions API: `POST https://api.sandbase.ai/v1/chat/completions`

```bash
curl -X POST https://api.sandbase.ai/v1/chat/completions \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "alibaba/qwen3.8-max-0902",
  "messages": [
    {
      "role": "user",
      "content": "Hello"
    }
  ],
  "max_tokens": 2048
}'
```

## FAQ

### How do I call Alibaba Qwen3.8 Max (0902) through SandBase?

Create a SandBase API key, then send requests with the model ID "alibaba/qwen3.8-max-0902" to Chat Completions API (/v1/chat/completions) at https://api.sandbase.ai. The request examples on this page show the exact payload.

### How much does Alibaba Qwen3.8 Max (0902) cost?

$2 per 1M input tokens and $6 per 1M output tokens, billed per request from your SandBase balance. Discounts, when available, are shown in the pricing on this page.

### What is the context window of Alibaba Qwen3.8 Max (0902)?

1M tokens of context, with up to 131.1K output tokens per response.

### How does Alibaba Qwen3.8 Max (0902) score on benchmarks?

Alibaba Qwen3.8 Max (0902) scores 45.4 on the Artificial Analysis Intelligence Index (v4.3), ranking #12 of 83 models on SandBase; Coding Index 76.2, Agentic Index 56.0. Source: Artificial Analysis, measured as Qwen3.8 Max (0902).

### Which features does Alibaba Qwen3.8 Max (0902) support?

Alibaba Qwen3.8 Max (0902) supports vision (image input), reasoning, function calling, structured output. See Specifications above for the full list.

### Do I need a separate Alibaba account?

No. One SandBase API key and balance gives you access to Alibaba Qwen3.8 Max (0902) and the other models in the catalog; you do not need to sign up with Alibaba separately.