API cost decision in 10 seconds

Sakana Namazu vs Aion-3.0

Pick Sakana Namazu when budget and context both matter.

Page updated: 2026-08-11T03:08:07Z Data confirmed: 2026-08-23T12:07:48Z Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Sakana Namazu when budget and context both matter.

On the standard 1M input plus 500K output workload, Sakana Namazu is estimated at $2.95 vs $6 for Aion-3.0, saving $3.05 (50.8% lower).

Cost-first pickSakana Namazu

Context-first pickSakana Namazu

Sample savings$3.0550.8%

10x traffic gap$30.5

Sakana Namazu is cheaper on the standard workload and also has the larger context window. At 10x that traffic, the same price gap is about $30.5. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Sakana Namazu stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shape	Token mix	Better pick	Sakana Namazu	Aion-3.0
Input-heavy / RAG	5M input + 500K output	Sakana Namazu	$6.75	$18
Balanced workload	1M input + 1M output	Sakana Namazu	$4.95	$9
Output-heavy chatbot	1M input + 5M output	Sakana Namazu	$20.95	$33

Cheaper input Sakana Namazu $0.95 vs $3 / 1M

Sakana Namazu is $2.05 cheaper per 1M input tokens (68.3% lower; 3.16x difference).

Cheaper output Sakana Namazu $4 vs $6 / 1M

Sakana Namazu is $2 cheaper per 1M output tokens (33.3% lower; 1.5x difference).

Larger context Sakana Namazu 262.14K vs 131.07K

Sakana Namazu has 131.07K more context (2x larger).

Sample workload Sakana Namazu $2.95 vs $6

Sakana Namazu is $3.05 cheaper on the standard workload (50.8% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.

Monthly input tokens Monthly output tokens

Sakana Namazu Calculating… Estimated API cost

Aion-3.0 Calculating… Estimated API cost

Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Sakana Namazu has the lower input price; Sakana Namazu has the lower output price; Sakana Namazu offers the larger context window. For the 1M input plus 500K output sample, Sakana Namazu is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $2.95 for Sakana Namazu and $6 for Aion-3.0.

Best Fit

Choose Sakana Namazu when you care most about lower input-token price, lower output-token price, and larger context window.

Choose Aion-3.0 when its provider, model quality, latency, or availability is more important than the numeric price/context winner.

Decision Notes

On the standard 1M input plus 500K output workload, Sakana Namazu is estimated at $2.95 vs $6 for Aion-3.0, saving $3.05 (50.8% lower).
Sakana Namazu is $3.05 cheaper on the standard workload (50.8% lower).
Sakana Namazu is $2.05 cheaper per 1M input tokens (68.3% lower; 3.16x difference).
Sakana Namazu is $2 cheaper per 1M output tokens (33.3% lower; 1.5x difference).
Sakana Namazu has 131.07K more context (2x larger).

Head-to-Head Specs

Feature	Sakana Namazu (Sakana)	Aion-3.0 (AionLabs)
Input Price prompt tokens per 1M	$0.95	$3
Completion Price per 1M tokens	$4	$6
Sample Workload Cost 1M input + 500K output	$2.95	$6
Context Window	262.14K	131.07K
Release Date	2026-08-11	2026-07-07

Use-Case Decision Matrix

Use case	Better pick	Why
Budget-constrained production	Sakana Namazu	On the standard 1M input plus 500K output workload, Sakana Namazu is estimated at $2.95 vs $6 for Aion-3.0, saving $3.05 (50.8% lower).
High-volume input processing	Sakana Namazu	Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbots	Sakana Namazu	Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document work	Sakana Namazu	A larger context window leaves more room for retrieved passages, conversation history, or source files.

Related Alternatives

Same-provider lower-cost swaps

Aion-3.0-Mini can replace Aion-3.0 when lower sample workload cost matters most: $1.4.
Aion-1.0-Mini can replace Aion-3.0 when lower sample workload cost matters most: $1.4.
Aion-2.0 can replace Aion-3.0 when lower sample workload cost matters most: $1.6.
Aion-RP 1.0 (8B) can replace Aion-3.0 when lower sample workload cost matters most: $1.6.

Larger context near this budget

Grok 4.20 Multi-Agent offers 2M context with $2.5 sample workload cost.
Grok 4.20 offers 2M context with $2.5 sample workload cost.
DeepSeek V4 Flash 0731 offers 1.31M context with $0.17 sample workload cost.
DeepSeek V4 Flash Latest offers 1.31M context with $0.11 sample workload cost.

Popular competitors

DeepSeek V4 Flash 0731 · DeepSeek · #1
MiMo-V2.5 · Xiaomi · #2
Hy3 · Tencent · #3
Ox Alpha · stealth · #4

Cheaper alternatives

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Larger context alternatives

Find models with larger context windows for RAG, long documents, and codebase review.

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Provider catalogs

Compare models within provider hubs before choosing a final API vendor.

Open provider hubs

Sakana catalog

Review all tracked Sakana models before deciding whether this matchup is the right shortlist.

Open Sakana models

AionLabs catalog

Check other AionLabs models with comparable pricing, context, or release timing.

Open AionLabs models

Sakana Namazu

Sakana Namazu is a Japanese-specialized reasoning model from Sakana AI, based on Kimi K2.6 with additional training for Japanese language and business contexts. It is suited for Japanese instruction following,...

Aion-3.0

Aion-3.0 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It uses a collaborative generation process in which multiple specialized models each contribute...