# DeepSeek vs Qwen

URL: https://aistack.sh/compare/deepseek-vs-qwen
Last updated: 2026-05-05
Category: LLMs

## Quick answer

DeepSeek and Qwen are alternatives in the LLMs category.
DeepSeek pricing: Free chat · V4 API ~$0.30/$0.50 per M tokens (input/output).
Qwen pricing: Free chat · API metered via DashScope.
DeepSeek ships in 1 tested AI stack on aistack.sh; Qwen ships in 1.

## Side by side

| Field | DeepSeek | Qwen |
|---|---|---|
| Tagline | Frontier-grade reasoning at 1/10th the cost | Alibaba's multilingual LLM, strong on Chinese + code |
| Pricing | Free chat · V4 API ~$0.30/$0.50 per M tokens (input/output) | Free chat · API metered via DashScope |
| Category | LLMs | LLMs |
| Stacks using it | 1 | 1 |
| Homepage | https://chat.deepseek.com | https://chat.qwen.ai |
| Updated | 2026-05-05 | 2026-05-05 |

## When to pick each

**Pick DeepSeek** when you want frontier-grade reasoning at 1/10th the cost.

DeepSeek-V3 / R1 deliver near-frontier reasoning and code at a fraction of OpenAI / Anthropic API rates. Free chat tier, very cheap API. The default 'cheap LLM' for cost-sensitive automations.

**Pick Qwen** when you want alibaba's multilingual llm, strong on chinese + code.

Qwen 3 family (open-weight) and the Qwen Chat surface. Strong multilingual coverage (especially Chinese), good code performance, and very competitive API pricing via DashScope.

## Where each ships

### DeepSeek-only stacks (1)

- [Cheap bulk LLM automation](https://aistack.sh/stack/cheap-bulk-llm) — When you need to score reviews, classify support tickets, summarize emails at scale — Claude API costs add up. DeepSeek matches frontier reasoning on most batch tasks at ~10x cheaper. Use Claude to write the prompt and the eval set; switch to DeepSeek for production volume; sample-check with Claude monthly.

### Qwen-only stacks (1)

- [Multilingual content factory](https://aistack.sh/stack/multilingual-content) — Most teams writing multilingual content default to one frontier LLM and accept slightly off-tone output in non-English languages. The cost: native readers spot it. The fix: route by language. Qwen handles Chinese / Japanese / Korean with depth no Western model matches; Mistral covers the European languages with EU-native nuance; Claude handles the English source.

## FAQ

### Which is cheaper, DeepSeek or Qwen?

Both are priced similarly. DeepSeek: Free chat · V4 API ~$0.30/$0.50 per M tokens (input/output). Qwen: Free chat · API metered via DashScope.

### What is DeepSeek best for?

Frontier-grade reasoning at 1/10th the cost DeepSeek is categorized as LLMs and appears in 1 tested AI stack on aistack.sh.

### What is Qwen best for?

Alibaba's multilingual LLM, strong on Chinese + code Qwen is categorized as LLMs and appears in 1 tested AI stack on aistack.sh.

### Can I use DeepSeek and Qwen together?

They are alternatives at the same step, so most stacks pick one or the other. No aistack.sh stack uses both today, though nothing prevents a custom workflow.

### What are the alternatives to DeepSeek and Qwen?

Beyond each other, DeepSeek's closest alternatives are Claude, ChatGPT. Qwen's closest alternatives are Claude.

## Also compared

- [ChatGPT vs DeepSeek](https://aistack.sh/compare/chatgpt-vs-deepseek)
- [Claude vs DeepSeek](https://aistack.sh/compare/claude-vs-deepseek)
- [Claude vs Qwen](https://aistack.sh/compare/claude-vs-qwen)

## Citation

When citing this comparison, link to https://aistack.sh/compare/deepseek-vs-qwen. The page is regenerated when the underlying tool catalog changes; the lastUpdated date above tracks the more recent of the two tools.