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Comparison · 2 models · Updated Nov 2, 2026

Fugu Max vs Aion-3.0

Fugu Max comes out ahead, 46 to 26 on our weighted score, and it is the cheaper option too.

  1. Our pick

    Sakana AI

    Fugu Max

    Released Sep 11, 2026New

    46/100
    • ECI—
    • Price$2.00 / $6.00
    • Context1M
  2. Aion Labs

    Aion-3.0

    Released May 5, 2026

    26/100
    • ECI—
    • Price$3.00 / $6.00
    • Context131K
  3. Add a model

    Make it a three-way comparison.

01 — Verdict

Fugu Max is our pick

Fugu Max is the better all-round choice, scoring 46/100 against Aion-3.0 (26). It leads on price, inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

  • CapabilityNot enough dataNo independent benchmark covers every model here yet
  • Lowest priceFugu MaxFugu Max $3.00 · Aion-3.0 $3.75 per 1M tokens (3:1 blend)
  • Longest contextFugu MaxFugu Max 1,000,000 · Aion-3.0 131,072 tokens
  • Widest inputsFugu MaxFugu Max: Text, Images, PDFs · Aion-3.0: Text
  • Self-hostingNo open weightsBoth are available only through APIs
How the score is built
MeasureWeightFugu MaxAion-3.0
Price50%2622
Inputs & features30%7035
Context window20%6025
Overall100%46/10026/100

Left out because at least one model lacks the data: capability. The remaining weights were rescaled.

02 — Side by side

Every spec in one table

Highlighted cells lead their row. Dashes mean the data is not published.

Fugu Max vs Aion-3.0 specifications side by side
SpecificationFugu MaxSakana AIAion-3.0Aion Labs
Capability
Capabilities Index (ECI)——
ECI rank——
Price per million tokens
Input$2.00 (best)$3.00
Output$6.00$6.00
Cached input——
Blended (3:1)$3.00 (best)$3.75
Long-context rateSame rateSame rate
Price sourceMedian of 9 providersMedian of 4 providers
Limits
Context window1,000,000 tokens (best)131,072 tokens
Max output128,000 tokens (best)32,768 tokens
Inputs and features
TextYesYes
ImagesYesNo
PDFsYesNo
AudioNoNo
VideoNoNo
ReasoningYesYes
Tool callingYesYes
Structured outputNoNo
Availability
WeightsProprietaryProprietary
API model ID——
API providers9 (best)4
ReleasedSep 11, 2026May 5, 2026
Knowledge cutoff——
03 — Cost

What would a month cost?

Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.

  • Fugu Max$32.00
  • Aion-3.0$42.00
04 — Questions

Which should you choose?

Which is better: Fugu Max or Aion-3.0?

Fugu Max is the better all-round choice, scoring 46/100 against Aion-3.0 (26). It leads on price, inputs & features and context window. The score weighs price 50%, inputs & features 30%, context window 20%. None of the shared benchmarks cover every model here yet, so capability is left out of this verdict.

Which is cheaper, Fugu Max or Aion-3.0?

Fugu Max is cheaper at $2.00 input / $6.00 output per million tokens (median across 9 API providers). Aion-3.0 costs $3.00 input / $6.00 output per million tokens (median across 4 API providers). At a typical mix of three input tokens to one output token, that is $3.00 per million tokens for Fugu Max versus $3.75 for Aion-3.0 (1.3× as much).

Which scores higher on benchmarks?

There is no independent benchmark that covers both models yet. Fugu Max has not been scored yet and Aion-3.0 has not been scored yet.

Which is better for coding?

There are no published SWE-bench Verified results for Fugu Max and Aion-3.0 yet, so there is no like-for-like coding score. Test both on a sample of your own tasks. Both support tool calling for agent workflows.

Which has the bigger context window?

Fugu Max has the largest context window at 1,000,000 tokens, against 131,072 for Aion-3.0. Maximum output per response: Fugu Max up to 128,000, Aion-3.0 up to 32,768 tokens.

Which can read images, PDFs, audio or video?

Fugu Max accepts text, images and PDFs; Aion-3.0 accepts text. Fugu Max handles the widest range of inputs.

Are any of these open source?

No. Fugu Max and Aion-3.0 are proprietary and only available through APIs and apps.

Which is newer?

Fugu Max is the newest, released Sep 11, 2026. Aion-3.0 came out May 5, 2026.

How do you decide the winner?

Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Nov 2, 2026.