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Sakana: Fugu Max

Multi-agent model for routing expert agents across complex analytical tasks

Source-linked fugu Closed weights Released 2026-09-11
API record Report
InputT
OutputT
Input price$2/M
Output price$6/M
Context1M
Max output128K
Providers9
Inference availability

Providers

Provider-specific identifiers, limits, and listed prices per million tokens. Every row links back to the provider's own documentation.

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Providers offering Fugu Max
ProviderProvider model IDContextMax outputInputOutputCache readCapabilitiesDocs
EmpirioLabs AI fugu-max 1M 131.072K $2 $6 $0.25 ReasoningToolsJSON Docs ↗
NanoGPT sakana/fugu-max 1M 128K $2 $6 $0.25 ReasoningToolsJSON Docs ↗
LLM Gateway sakana/fugu-max 1M 1M $2 $6 $0.25 ReasoningToolsJSON Docs ↗
Kilo Gateway sakana/fugu-max 1M 128K $2 $6 $0.25 ReasoningToolsJSON Docs ↗
OpenRouter sakana/fugu-max 1M 128K $2 $6 $0.25 ReasoningToolsJSON Docs ↗
Vercel AI Gateway sakana/fugu-max 1M 1M $2 $6 $0.25 ReasoningToolsJSON Docs ↗
Merge Gateway sakana/fugu-max 1M 128K $2 $6 $0.25 ReasoningTools Docs ↗
DevPass (LLM Gateway) fugu-max 1M 1M $2 $6 $0.25 ReasoningToolsJSON Docs ↗
AI/ML API sakana/fugu-max 1M 128K $2.116 $6.348 $0.265 ReasoningToolsJSON Docs ↗

Capability badges appear only where the provider catalog explicitly lists support. A blank cell means the source is silent, not that the feature is absent.

Listed rates

Price across providers

Input price per million tokens as published by each provider. Bars are drawn from listed rates only — no traffic weighting, since the catalog observes no requests.

Lowest input $2/M

Across 9 priced providers

Median input $2/M

Midpoint of listed rates

Highest input $2.116/M

1.1× the lowest listed rate

Output range $6 – $6.348

Per million output tokens

EmpirioLabs AI $2/M
NanoGPT $2/M
LLM Gateway $2/M
Kilo Gateway $2/M
OpenRouter $2/M
Vercel AI Gateway $2/M
Merge Gateway $2/M
DevPass (LLM Gateway) $2/M
AI/ML API $2.116/M
Cost calculator

Estimate a workload

$0.00
Excludes taxes, non-token charges, and tiered discounts.

8 providers list the identical $2 input rate, so price alone will not separate them — compare context limits, max output, and capabilities above.

Specification

Capabilities

Recorded from the source catalog and provider listings.

✓ Reasoning Yes
✓ Tool calling Yes
✓ Structured output Yes
✓ Attachments Yes
✓ Vision input Yes
× Open weights No
Creator
Sakana
Model family
fugu
Knowledge cutoff
Not documented
License
Not documented
Release date
2026-09-11
Model ID
sakana/fugu-max
Published evaluations

Benchmarks

Every result stays attached to its source, version, metric and harness. Scores from different versions are never merged, and the profile below plots each benchmark against its own population rather than on a shared scale.

Benchmark registry
No published benchmark results

ModelBench does not infer quality from price, context size, or model name. When a source publishes a comparable result, it appears here with its version and link.

Read the methodology
Catalog activity

Change log

Field-level changes detected between successful source imports.

Full change log
No changes recorded

This record has not changed within the retained import history.

Provenance

Sources & verification

Every figure on this page traces back to one of these records.

Methodology
Public API

Use this record

Fetch the complete source-linked model record. No key, no account, no rate-limited tier.

API documentation
Endpoint
GET https://modelbench.lol/api/v1/models/sakana/fugu-max
curl
curl "https://modelbench.lol/api/v1/models/sakana/fugu-max"
Common questions

Frequently asked questions

Answered directly from the stored record — nothing here is generated beyond the catalog's own fields.

What is Fugu Max?

Multi-agent model for routing expert agents across complex analytical tasks. It is published by Sakana and catalogued here from Models.dev.

How much does Fugu Max cost?

Listed input pricing starts at $2 per million tokens from EmpirioLabs AI, rising to $2.116 across 9 listed providers.

What is the context length of Fugu Max?

Fugu Max accepts up to 1M tokens of context and returns up to 128K output tokens.

Does Fugu Max support tool calling and structured output?

Provider catalogs list support for tool calling, structured output, reasoning, and image input.

Which providers serve Fugu Max?

9 providers list this model: EmpirioLabs AI, NanoGPT, LLM Gateway, Kilo Gateway, OpenRouter, Vercel AI Gateway and 3 more.

Are the weights for Fugu Max open?

No. This model is served through hosted APIs only.

When was Fugu Max released?

The catalog records a release date of 2026-09-11, last verified Oct 24, 2026.

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