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Sakana Namazu vs Seed 2.1 Turbo

Sakana Namazu and Seed 2.1 Turbo are closely matched at 43.2 and 44.0 on the LLM Stats Score.

Sakana AI · ByteDance · Updated for 2026

Which is better?

Sakana Namazu and Seed 2.1 Turbo are closely matched on the overall LLM Stats Score at 43.2 and 44.0.

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

Choose Sakana Namazu

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

Choose Seed 2.1 Turbo

  • you are already invested in the ByteDance ecosystem

At a glance

The differences that matter most.

Sakana Namazu
Sakana AI
Seed 2.1 Turbo
ByteDance
Core performance indexes
LLM Stats Score
43.2
#37
44.0
#31
Reasoning
43.0
#36
45.4
#27
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.95 / M
— / M
Output price
$4.00 / M
— / M
Context window
256,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Sakana Namazu
Seed 2.1 Turbo
Math
38.9#22
39.4#19
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

3 reported for Sakana Namazu · 90 for Seed 2.1 Turbo

No common benchmarks found

Sakana Namazu and Seed 2.1 Turbodon'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

Context Window

Maximum input and output token capacity

Only Sakana Namazu specifies input context (256,000 tokens). Only Sakana Namazu specifies output context (256,000 tokens).

Sakana AI
Sakana Namazu
Input256,000 tokens
Output256,000 tokens
ByteDance
Seed 2.1 Turbo
Input- tokens
Output- tokens
Fri Aug 28 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Sakana Namazu and Seed 2.1 Turbo support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Sakana Namazu

Text
Images
Audio
Video

Seed 2.1 Turbo

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Sakana Namazu

Proprietary

Closed source

Seed 2.1 Turbo

Proprietary

Closed source

Release Timeline

When each model was launched

Sakana Namazu was released on 2026-08-03, while Seed 2.1 Turbo was released on 2026-06-24.

Sakana Namazu is 1 month newer than Seed 2.1 Turbo.

Sakana Namazu

Aug 3, 2026

3 weeks ago

1mo newer
Seed 2.1 Turbo

Jun 24, 2026

2 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

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Sakana Namazu and Seed 2.1 Turbo side-by-side, then vote on the output you prefer.

Sakana Namazu
✓ Preferred
Seed 2.1 Turbo
Open in Playground

FAQ

Common questions about Sakana Namazu vs Seed 2.1 Turbo.

Which is better, Sakana Namazu or Seed 2.1 Turbo?

Sakana Namazu and Seed 2.1 Turbo are closely matched on the LLM Stats Score at 43.2 and 44.0. Sakana Namazu is made by Sakana AI and Seed 2.1 Turbo is made by ByteDance. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Sakana Namazu compare to Seed 2.1 Turbo in benchmarks?

Sakana Namazu scores AIME 2026: 96.7%, LiveCodeBench v6: 90.3%, MMLU-Pro: 90.3%. Seed 2.1 Turbo scores CharXiv-D: 94.6%, MathVision: 92.7%, MathVista: 90.5%, MathVerse: 89.2%, Video-MME: 89.0%.

What are the context window sizes for Sakana Namazu and Seed 2.1 Turbo?

Sakana Namazu supports 256K tokens and Seed 2.1 Turbo supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Sakana Namazu and Seed 2.1 Turbo?

Key differences include LLM Stats Score (43.2 vs 44.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Sakana Namazu and Seed 2.1 Turbo?

Sakana Namazu is developed by Sakana AI and Seed 2.1 Turbo is developed by ByteDance.

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