As of August 20, 2026, Seed 2.0 Pro is 29% cheaper per million tokens than Sakana Namazu. Sakana Namazu is $0.95 / $4.00 per million input/output tokens versus Seed 2.0 Pro at $0.50 / $3.00. Sources: https://sakana.ai and https://anotherwrapper.com/tools/llm-pricing
Sources: Sakana AI pricing (https://sakana.ai); AnotherWrapper LLM pricing (https://anotherwrapper.com/tools/llm-pricing)
Sakana Namazu
Sakana AI
Input
$0.95
Output
$4.00
Seed 2.0 Pro
ByteDance
Input
$0.50
Output
$3.00
Token pricing, specs, and benchmarks side by side
Sakana NamazuSeed 2.0 ProVerdict
Seed 2.0 Pro offers significantly lower pricing, while Sakana Namazu leads on benchmark performance. Your choice depends on whether cost efficiency or raw capability matters more for your use case.
As of August 20, 2026, Seed 2.0 Pro is 29% cheaper on blended LLM API pricing. Seed 2.0 Pro costs $0.50 per million input tokens and $3.00 per million output tokens ($3.50 blended 1M-in + 1M-out). Sakana Namazu costs $0.95 / $4.00 per million tokens ($4.95 blended). Sources: https://sakana.ai and https://anotherwrapper.com/tools/llm-pricing. The cheapest LLM for your app still depends on how many output tokens you generate.
Sakana Namazu Sakana AI API pricing is $0.95 input and $4.00 output per million tokens via Sakana AI. Seed 2.0 Pro ByteDance API pricing is $0.50 input and $3.00 output per million tokens via ByteDance. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.
Seed 2.0 Pro has a published SWE-bench Verified score of 76.5%. Sakana Namazu does not have that eval on this page yet.
Sakana Namazu supports a 256K token context window, while Seed 2.0 Pro supports 256K tokens. Both models have the same context window size. Filling a larger window bills more input tokens, so the cheaper-per-million model can still cost more on long documents.
Sakana Namazu leads on 2 of 2 shared benchmarks versus Seed 2.0 Pro's 0 wins. Check the comparison table for GPQA Diamond, SWE-bench, MMLU, HLE, and the other evals we track. Token price and benchmark score together are the usual LLM comparison, not either number alone.
Both Sakana Namazu and Seed 2.0 Pro are production API models. For cost-sensitive production traffic, Seed 2.0 Pro has better economics on the blended 1M-in + 1M-out scale. For maximum capability, weight the benchmark table for your domain. Many production stacks route cheap models for drafts and a frontier model for the hard turn, which is usually cheaper than sending everything to the expensive API.
Yes. Call Sakana Namazu through Sakana AI and Seed 2.0 Pro through ByteDance with separate API keys, or through a gateway that already wraps both. Keep prompts in tokens, not characters, when you estimate the invoice. AnotherWrapper templates can swap providers without rewriting auth and billing.
List rates are the latest published Sakana AI API pricing and ByteDance API pricing, quoted per million tokens. Official rate sheets: https://sakana.ai and https://anotherwrapper.com/tools/llm-pricing. Prompt caching, batch APIs, and committed-use discounts can change the invoice. Benchmark scores are from official publications and independent evals, updated as new numbers land.
Sakana Namazu supports up to 256K output tokens per request, while Seed 2.0 Pro supports up to 66K output tokens. Output tokens are usually the expensive half of API pricing, so a higher max output cap is a capability, not a discount.
Seed 2.0 Pro has a measured throughput of approximately 5.593776158213053 tokens/second. Throughput data for Sakana Namazu is not yet available. Throughput (tokens per second) and time-to-first-token are why two models with the same per-million-token price can still feel different in chat and agents.
Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open Sakana Namazu or Seed 2.0 Pro from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.
This comparison covers API pricing, context window, throughput, and benchmark scores. Sakana Namazu costs $0.95/M input and $4.00/M output. Seed 2.0 Pro costs $0.50/M input and $3.00/M output.
Rank both on the LLM leaderboard, SWE-bench, and Humanity's Last Exam.
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