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Fugu Ultra

Fugu Ultra is a premium model with ultra-long context support, suited to multimodal analysis and agent workflows for enterprise teams.

Try Fugu Ultra with your team

Last reviewed: 2026-08-01

Fugu Ultra

Sakana

Stable
Context Window
1,000,000
Input / 1M
$7.50
Output / 1M
$45.00

Watch Fugu Ultra in Remova

See how a team selects Fugu Ultra, passes policy checks, and routes the request safely through Remova.

Use Fugu Ultra Safely on Remova

Model demo

A 36-second overview showing how teams can select Fugu Ultra inside Remova, pass policy checks, apply it to real-world work, and use advanced AI with redaction, routing, budgets, and audit trails.

Video transcript

Fugu Ultra for enterprise AI. Remova routes model access, long-context analysis, and assistant workflows through governance controls. In the Remova interface, a user selects Fugu Ultra, passes sensitive data redaction, budget threshold, and role access checks, then runs the request safely. Teams can use Fugu Ultra for summarize long documents, support finance planning, prepare legal and compliance reviews, create presentations, code and debug, analyze spreadsheets. Use Fugu Ultra safely on Remova with redaction, routing, budgets, and audit trails built in. Sign up now.

What can you do with Fugu Ultra?

Practical ways teams can use Fugu Ultra inside governed AI workflows.

01

Summarize long documents with Fugu Ultra

Condense contracts, policies, technical specs, RFPs, and research reports into decision-ready summaries with Fugu Ultra.

02

Support finance planning with Fugu Ultra

Draft budget narratives, explain spend drivers, create forecast assumptions, and summarize vendor costs with Fugu Ultra.

03

Prepare legal and compliance reviews with Fugu Ultra

Extract obligations, flag risky clauses, compare policy language, and prepare review checklists with Fugu Ultra.

04

Create presentations with Fugu Ultra

Turn notes, research, and meeting outcomes into structured slide outlines, speaker notes, and executive narratives with Fugu Ultra.

05

Code and debug with Fugu Ultra

Draft features, explain unfamiliar code, generate tests, review pull requests, and reason through implementation tradeoffs with Fugu Ultra.

06

Analyze spreadsheets with Fugu Ultra

Interpret CSV exports, explain variance, generate formulas, and identify operational or financial patterns with Fugu Ultra.

07

Draft customer communications with Fugu Ultra

Create support replies, sales follow-ups, onboarding emails, renewal messages, and account updates with Fugu Ultra.

08

Build workflow automations with Fugu Ultra

Plan agent steps, transform data between tools, create structured outputs, and support repeatable operations with Fugu Ultra.

09

Research competitors and markets with Fugu Ultra

Synthesize market signals, positioning, pricing context, customer segments, and competitive risks with Fugu Ultra.

10

Create knowledge-base answers with Fugu Ultra

Answer employee questions from internal policies, product docs, training material, and operating procedures with Fugu Ultra.

11

Improve security reviews with Fugu Ultra

Classify risk, draft incident summaries, review access patterns, and create remediation action lists with Fugu Ultra.

12

Generate product and marketing copy with Fugu Ultra

Create landing-page drafts, positioning variants, launch messaging, ad concepts, and campaign briefs with Fugu Ultra.

Why this model

Fugu Ultra is available in Remova as an ultra-long context option with $7.50 per 1M tokens input pricing, $45.00 per 1M tokens output pricing, and text and image input to text output support.

  • Fugu Ultra offers ultra-long context capacity for enterprise prompts and documents.
  • Current Remova pricing band is premium: $7.50 per 1M tokens input and $45.00 per 1M tokens output.
  • Best-fit workloads include: Multimodal analysis, Agent workflows, Advanced reasoning.
  • Keep role-based access in place before broad rollout.

At a glance

Model ID
sakana/fugu-ultra
Context Window
1,000,000 tokens
Modality
Text and image input to text output
Input Modalities
Text, Image
Output Modalities
Text
Input Price
$7.50 per 1M tokens
Output Price
$45.00 per 1M tokens
Provider
Sakana
Listing Date
2026-06-24

Strengths

  • Fugu Ultra is suited for multimodal analysis.
  • Supports ultra-long context for multi-step prompts and larger working sets.
  • Pricing profile is premium, enabling predictable workload routing decisions.
  • Can be paired with policy guardrails for safer deployment at scale.

Tradeoffs

  • Governance controls are still required for regulated or sensitive workflows.
  • Very large context windows can increase token spend variance without strict limits.
  • Premium tiers should be restricted to high-value workflows to avoid unnecessary spend concentration.
  • Multimodal pipelines require strict input handling and validation policies for reliability.

Best for

  • Fugu Ultra for document, image, or mixed-input processing pipelines.
  • Fugu Ultra for tool-driven automation with governance checkpoints.
  • Fugu Ultra for complex analysis and long-form decision support.
  • Fugu Ultra for productivity use cases that still need review and escalation paths.

Rollout checklist

  • Define where Fugu Ultra is default vs. fallback in your routing policy.
  • Enable role-based access and policy checks before opening access broadly.
  • Set spend guardrails by team and monitor weekly token consumption.
  • Start with one workflow, then expand after you verify quality and spend.
  • Re-run quality and cost benchmarks monthly as newer releases appear.

Related models

Explore adjacent model profiles for routing and benchmarking decisions.

Free Resource

Where Should Your Team Start with AI?

Tell us your industry and team size. We'll tell you which AI use cases will save the most time with the least setup.

You get

A shortlist of AI use cases ranked by impact and effort for your situation.

Tuning notes

include_reasoning

Enable only where reasoning traces add operational value or review quality.

reasoning

Increase reasoning effort only for complex tasks that justify extra cost.

reasoning_effort

Use this parameter only with tested defaults in production workflows.

structured_outputs

Use this parameter only with tested defaults in production workflows.

Free Assessment

What Could Go Wrong?

5 questions about how your company uses AI today. We'll show you the risks most companies miss until it's too late.

You get

A risk breakdown with the 3 things you should fix first.

Book demo
Knowledge Hub

Fugu Ultra FAQs

Choose Fugu Ultra when the workload aligns with multimodal analysis, agent workflows, advanced reasoning and quality targets justify its pricing profile.
It depends on workload mix. Most organizations use routing policies so routine traffic stays on lower-cost tiers.
Validate quality on real internal prompts, token efficiency, latency, and policy compliance behavior.

Deploy This Model With Governance

Use policy controls, role-based access, and budget guardrails before enabling advanced model tiers at scale.

Try Fugu Ultra with your team