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DeepSeek-V4-Flash-0731 vs Sakana Namazu

DeepSeek-V4-Flash-0731 and Sakana Namazu are closely matched at 46.1 and 43.2 on the LLM Stats Score. DeepSeek-V4-Flash-0731 is 15.2x cheaper per token.

DeepSeek · Sakana AI · Updated for 2026

Which is better?

DeepSeek-V4-Flash-0731 and Sakana Namazu are closely matched on the overall LLM Stats Score at 46.1 and 43.2.

On price, DeepSeek-V4-Flash-0731 is roughly 15.2x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

DeepSeek-V4-Flash-0731 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-0731

  • cost matters — it's about 15.2x cheaper per token
  • you process long inputs — it offers a 1,048,576 token context window
  • you need open weights you can self-host or fine-tune

Choose Sakana Namazu

  • you want the most recent training data — it shipped Aug 2026

At a glance

The differences that matter most.

Core performance indexes
46.1
#23
43.2
#37
43.3
#35
43.0
#36
Cost, coverage & limits
Benchmark wins
Input price
$0.09 / M
$0.95 / M
Output price
$0.18 / M
$4.00 / M
Context window
1,048,576
256,000

Individual benchmarks

9 reported for DeepSeek-V4-Flash-0731 · 3 for Sakana Namazu

No common benchmarks found

DeepSeek-V4-Flash-0731 and Sakana Namazudon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

DeepSeek-V4-Flash-0731 costs less

For input processing, DeepSeek-V4-Flash-0731 ($0.09/1M tokens) is 10.6x cheaper than Sakana Namazu ($0.95/1M tokens).

For output processing, DeepSeek-V4-Flash-0731 ($0.18/1M tokens) is 22.2x cheaper than Sakana Namazu ($4.00/1M tokens).

In conclusion, Sakana Namazu is more expensive than DeepSeek-V4-Flash-0731.*

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

Lowest available price from all providers
Fri Aug 28 2026 • llm-stats.com
DeepSeek
DeepSeek-V4-Flash-0731
Input tokens$0.09
Output tokens$0.18
Best providerDeepinfra
Sakana AI
Sakana Namazu
Input tokens$0.95
Output tokens$4.00
Best providerUnknown Organization
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

DeepSeek-V4-Flash-0731 accepts 1,048,576 input tokens compared to Sakana Namazu's 256,000 tokens. DeepSeek-V4-Flash-0731 can generate longer responses up to 384,000 tokens, while Sakana Namazu is limited to 256,000 tokens.

DeepSeek
DeepSeek-V4-Flash-0731
Input1,048,576 tokens
Output384,000 tokens
Sakana AI
Sakana Namazu
Input256,000 tokens
Output256,000 tokens
Fri Aug 28 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Sakana Namazu supports multimodal inputs, whereas DeepSeek-V4-Flash-0731 does not.

Sakana Namazu can handle both text and other forms of data like images, making it suitable for multimodal applications.

DeepSeek-V4-Flash-0731

Text
Images
Audio
Video

Sakana Namazu

Text
Images
Audio
Video

License

Usage and distribution terms

DeepSeek-V4-Flash-0731 is licensed under MIT, while Sakana Namazu uses a proprietary license.

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

DeepSeek-V4-Flash-0731

MIT

Open weights

Sakana Namazu

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek-V4-Flash-0731 was released on 2026-07-31, while Sakana Namazu was released on 2026-08-03.

Sakana Namazu is 0 month newer than DeepSeek-V4-Flash-0731.

DeepSeek-V4-Flash-0731

Jul 31, 2026

4 weeks ago

Sakana Namazu

Aug 3, 2026

3 weeks ago

3d newer

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-0731 is available from DeepInfra, Novita, Fireworks. Sakana Namazu is available from Sakana AI.

DeepSeek-V4-Flash-0731

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
fireworks logo
Fireworks
Input Price:Input: $0.44/1MOutput Price:Output: $1.32/1M

Sakana Namazu

sakana logo
Unknown Organization
Input Price:Input: $0.95/1MOutput Price:Output: $4.00/1M
* 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-0731 and Sakana Namazu side-by-side, then vote on the output you prefer.

DeepSeek-V4-Flash-0731
✓ Preferred
Sakana Namazu
Open in Playground

FAQ

Common questions about DeepSeek-V4-Flash-0731 vs Sakana Namazu.

Which is better, DeepSeek-V4-Flash-0731 or Sakana Namazu?

DeepSeek-V4-Flash-0731 and Sakana Namazu are closely matched on the LLM Stats Score at 46.1 and 43.2. DeepSeek-V4-Flash-0731 is made by DeepSeek and Sakana Namazu is made by Sakana AI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does DeepSeek-V4-Flash-0731 compare to Sakana Namazu in benchmarks?

DeepSeek-V4-Flash-0731 scores Terminal-Bench 2.1: 82.7%, CyberGym: 76.7%, Toolathlon: 70.3%, DSBench-FullStack: 68.7%, DSBench-Hard: 59.6%. Sakana Namazu scores AIME 2026: 96.7%, LiveCodeBench v6: 90.3%, MMLU-Pro: 90.3%.

Is DeepSeek-V4-Flash-0731 cheaper than Sakana Namazu?

DeepSeek-V4-Flash-0731 is 10.6x cheaper for input tokens. DeepSeek-V4-Flash-0731 costs $0.09/M input and $0.18/M output via deepinfra. Sakana Namazu costs $0.95/M input and $4.00/M output via sakana.

What are the context window sizes for DeepSeek-V4-Flash-0731 and Sakana Namazu?

DeepSeek-V4-Flash-0731 supports 1.0M tokens and Sakana Namazu supports 256K 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-0731 and Sakana Namazu?

Key differences include LLM Stats Score (46.1 vs 43.2), context window (1.0M vs 256K), input pricing ($0.09 vs $0.95/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-0731 and Sakana Namazu?

DeepSeek-V4-Flash-0731 is developed by DeepSeek and Sakana Namazu is developed by Sakana AI.