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DeepSeek-V4-Flash-0423 vs Qwen3.6 Plus

DeepSeek-V4-Flash-0423 and Qwen3.6 Plus are closely matched at 36.1 and 39.4 on the LLM Stats Score. DeepSeek-V4-Flash-0423 is 10.0x cheaper per token.

DeepSeek · Alibaba Cloud / Qwen Team · Updated for 2026

Which is better?

DeepSeek-V4-Flash-0423 and Qwen3.6 Plus are closely matched on the overall LLM Stats Score at 36.1 and 39.4.

In the 11 individual benchmarks reported for both models, Qwen3.6 Plus wins 7; this is a narrower head-to-head signal than the composite indexes.

On price, DeepSeek-V4-Flash-0423 is roughly 10.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

DeepSeek-V4-Flash-0423 also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose DeepSeek-V4-Flash-0423

  • cost matters — it's about 10.0x cheaper per token
  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Apr 2026
  • you need open weights you can self-host or fine-tune

Choose Qwen3.6 Plus

  • you value its reported benchmark strengths — it wins 7 of 11 exact shared results

At a glance

The differences that matter most.

Core performance indexes
36.1
#87
39.4
#62
37.0
#77
40.4
#56
26.6
#69
27.8
#65
15.7
#88
20.5
#66
Cost, coverage & limits
Benchmark wins
4 of 11
7 of 11
Input price
$0.09 / M
$0.50 / M
Output price
$0.18 / M
$3.00 / M
Context window
1,048,576
1,000,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

3 shared
Index
DeepSeek-V4-Flash-0423
Qwen3.6 Plus
36.8#34
39.1#23
15.4#90
20.0#56
3.0#105
27.4#8
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

19 reported for DeepSeek-V4-Flash-0423 · 65 for Qwen3.6 Plus

11 shared

DeepSeek-V4-Flash-0423 outperforms in 4 benchmarks (HMMT Feb 26, Humanity's Last Exam, IMO-AnswerBench, Toolathlon), while Qwen3.6 Plus is better at 7 benchmarks (GPQA, MCP Atlas, MMLU-Pro, SWE-bench Multilingual, SWE-Bench Pro, SWE-Bench Verified, Terminal-Bench 2.0).

Qwen3.6 Plus shows notably better performance in the majority of benchmarks.

Wed Sep 23 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

DeepSeek-V4-Flash-0423 costs less

For input processing, DeepSeek-V4-Flash-0423 ($0.09/1M tokens) is 5.6x cheaper than Qwen3.6 Plus ($0.50/1M tokens).

For output processing, DeepSeek-V4-Flash-0423 ($0.18/1M tokens) is 16.7x cheaper than Qwen3.6 Plus ($3.00/1M tokens).

In conclusion, Qwen3.6 Plus is more expensive than DeepSeek-V4-Flash-0423.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Wed Sep 23 2026 • llm-stats.com
DeepSeek
DeepSeek-V4-Flash-0423
Input tokens$0.09
Output tokens$0.18
Best providerDeepinfra
Alibaba Cloud / Qwen Team
Qwen3.6 Plus
Input tokens$0.50
Output tokens$3.00
Best providerNovita
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

DeepSeek-V4-Flash-0423 accepts 1,048,576 input tokens compared to Qwen3.6 Plus's 1,000,000 tokens. DeepSeek-V4-Flash-0423 can generate longer responses up to 1,048,576 tokens, while Qwen3.6 Plus is limited to 65,536 tokens.

DeepSeek
DeepSeek-V4-Flash-0423
Input1,048,576 tokens
Output1,048,576 tokens
Alibaba Cloud / Qwen Team
Qwen3.6 Plus
Input1,000,000 tokens
Output65,536 tokens
Wed Sep 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Qwen3.6 Plus supports multimodal inputs, whereas DeepSeek-V4-Flash-0423 does not.

Qwen3.6 Plus can handle both text and other forms of data like images, making it suitable for multimodal applications.

DeepSeek-V4-Flash-0423

Text
Images
Audio
Video

Qwen3.6 Plus

Text
Images
Audio
Video

License

Usage and distribution terms

DeepSeek-V4-Flash-0423 is licensed under MIT, while Qwen3.6 Plus uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

DeepSeek-V4-Flash-0423

MIT

Open weights

Qwen3.6 Plus

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek-V4-Flash-0423 was released on 2026-04-23, while Qwen3.6 Plus was released on 2026-03-31.

DeepSeek-V4-Flash-0423 is 1 month newer than Qwen3.6 Plus.

DeepSeek-V4-Flash-0423

Apr 23, 2026

5 months ago

3w newer
Qwen3.6 Plus

Mar 31, 2026

5 months ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

DeepSeek-V4-Flash-0423 is available from DeepInfra, Novita. Qwen3.6 Plus is available from Novita, Together.

DeepSeek-V4-Flash-0423

deepinfra logo
Deepinfra
Input Price:Input: $0.09/1MOutput Price:Output: $0.18/1M
novita logo
Novita
Input Price:Input: $0.14/1MOutput Price:Output: $0.28/1M

Qwen3.6 Plus

novita logo
Novita
Input Price:Input: $0.50/1MOutput Price:Output: $3.00/1M
together logo
Together
Input Price:Input: $0.50/1MOutput Price:Output: $3.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against DeepSeek-V4-Flash-0423 and Qwen3.6 Plus side-by-side, then vote on the output you prefer.

DeepSeek-V4-Flash-0423
✓ Preferred
Qwen3.6 Plus
Open in Playground

FAQ

Common questions about DeepSeek-V4-Flash-0423 vs Qwen3.6 Plus.

Which is better, DeepSeek-V4-Flash-0423 or Qwen3.6 Plus?

DeepSeek-V4-Flash-0423 and Qwen3.6 Plus are closely matched on the LLM Stats Score at 36.1 and 39.4. DeepSeek-V4-Flash-0423 is made by DeepSeek and Qwen3.6 Plus is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does DeepSeek-V4-Flash-0423 compare to Qwen3.6 Plus in benchmarks?

DeepSeek-V4-Flash-0423 scores CodeForces: 93.9%, HMMT Feb 26: 91.9%, LiveCodeBench: 88.4%, GPQA: 87.4%, MMLU-Pro: 86.4%. Qwen3.6 Plus scores CountBench: 97.6%, V*: 96.9%, HMMT 2025: 96.7%, AIME 2026: 95.3%, HMMT25: 94.6%.

Is DeepSeek-V4-Flash-0423 cheaper than Qwen3.6 Plus?

DeepSeek-V4-Flash-0423 is 5.6x cheaper for input tokens. DeepSeek-V4-Flash-0423 costs $0.09/M input and $0.18/M output via deepinfra. Qwen3.6 Plus costs $0.50/M input and $3.00/M output via novita.

What are the context window sizes for DeepSeek-V4-Flash-0423 and Qwen3.6 Plus?

DeepSeek-V4-Flash-0423 supports 1.0M tokens and Qwen3.6 Plus supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between DeepSeek-V4-Flash-0423 and Qwen3.6 Plus?

Key differences include LLM Stats Score (36.1 vs 39.4), context window (1.0M vs 1.0M), input pricing ($0.09 vs $0.50/M), multimodal support (no vs yes), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes DeepSeek-V4-Flash-0423 and Qwen3.6 Plus?

DeepSeek-V4-Flash-0423 is developed by DeepSeek and Qwen3.6 Plus is developed by Alibaba Cloud / Qwen Team.