# DeepSeek R1 0528 NVFP4 vs Qwen 3.5

On provider list prices, Qwen 3.5 costs $0.60 per million input tokens against $3 for DeepSeek R1 0528 NVFP4: 5.0x apart. Output is $3.60 against $7 (1.9x). On Allocate both bill at list plus the 7% transaction fee.

## Specifications

| | DeepSeek R1 0528 NVFP4 | Qwen 3.5 |
| --- | --- | --- |
| Lab | Deepseek | Qwen |
| Access | Open weights | Open weights |
| Context window | 160K tokens | 256K tokens |
| List price, input | $3 / M tokens | $0.60 / M tokens |
| List price, output | $7 / M tokens | $3.60 / M tokens |
| Cached input | n/a | $0.35 / M tokens |
| License | MIT | Apache 2.0 |
| Fine-tunable | Yes | Yes |

Specifications and provider list prices from the Allocate catalog, checked 2026-07-08. Billed price is list plus the 7% transaction fee.

## What the numbers say

Take 1,000,000 requests a month at 1,200 input and 350 output tokens each. That workload costs $1,980 a month on Qwen 3.5 and $6,050 on DeepSeek R1 0528 NVFP4 at list: a gap of $4,070, or 3.1x.

Qwen 3.5 reads 256K tokens per request against 160K for DeepSeek R1 0528 NVFP4, 1.6x the window. That decides which one can take whole documents without splitting them.

## Choose DeepSeek R1 0528 NVFP4 for

- Fine-tuning under a permissive license (MIT)

## Choose Qwen 3.5 for

- Multilingual support agents
- Translation-adjacent workflows
- Fine-tuning under Apache 2.0

## Common questions

### Which is cheaper, DeepSeek R1 0528 NVFP4 or Qwen 3.5?

Qwen 3.5, on this workload shape. At list prices it is $0.60/$3.60 per million tokens in and out against $3/$7 for DeepSeek R1 0528 NVFP4. Billed on Allocate: $0.64/$3.85 against $3.21/$7.49, list plus 7%.

### Which has the bigger context window?

Qwen 3.5: 262,144 tokens (256K) against 163,840 (160K) for DeepSeek R1 0528 NVFP4.

### Can I fine-tune DeepSeek R1 0528 NVFP4 or Qwen 3.5?

Both publish open weights (DeepSeek R1 0528 NVFP4: MIT; Qwen 3.5: Apache 2.0), so both can be fine-tuned. On Allocate the trained weights stay inside your boundary and belong to you.

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[HTML page](https://allocate.network/compare/deepseek-deepseek-r1-0528-vs-qwen-3-5) · [DeepSeek R1 0528 NVFP4](https://allocate.network/models/deepseek-deepseek-r1-0528.md) · [Qwen 3.5](https://allocate.network/models/qwen-3-5.md) · [Machine-readable catalog](https://allocate.network/catalog.json)