Ratings and Reviews 1 Rating

Total
ease
features

Ratings and Reviews 0 Ratings

Total
ease
features
design
support

This software has no reviews. Be the first to write a review.

Write a Review

Alternatives to Consider

  • Gemini Enterprise Agent Platform Reviews & Ratings
    984 Ratings
    Company Website
  • Google AI Studio Reviews & Ratings
    30 Ratings
    Company Website
  • LM-Kit.NET Reviews & Ratings
    29 Ratings
    Company Website
  • Checksum.ai Reviews & Ratings
    1 Rating
    Company Website
  • Retool Reviews & Ratings
    584 Ratings
    Company Website
  • JAMS Reviews & Ratings
    279 Ratings
    Company Website
  • BAND Reviews & Ratings
    3 Ratings
    Company Website
  • Planview AdaptiveWork Reviews & Ratings
    714 Ratings
    Company Website
  • JetBrains Junie Reviews & Ratings
    12 Ratings
    Company Website
  • Daylight Reviews & Ratings
    10 Ratings
    Company Website

What is Fugu-Ultra v1.1?

Fugu-Ultra v1.1 is the upgraded multi-agent orchestration model created by Sakana AI, specifically engineered for complex coding challenges, agent-centric tasks, and advanced reasoning abilities. Rather than relying solely on a single model, it skillfully coordinates a range of state-of-the-art models, selecting and combining specialized agents that are optimally suited for specific tasks, all while maintaining a cohesive model interface. The recent orchestration enhancement in v1.1 introduces newer frontier models, yielding improved performance metrics across numerous benchmarks and achieving gains of up to 7.9 points over v1.0, with particularly remarkable results on ProgramBench and Terminal Bench 2.1. Furthermore, Fugu is now capable of integrating flawlessly within Claude Code through compatible endpoints, facilitating a collaborative ecosystem of models that operate seamlessly in user-friendly terminal environments for coding, debugging, reviewing, and executing scripts. Users can swiftly establish this integration with a simple one-command installer on both Ubuntu and macOS, while alternative manual setup options are available for Windows and other operating systems, thereby ensuring accessibility for a wide range of users. This innovative advancement not only optimizes workflows but also significantly boosts productivity by harnessing the unique strengths of multiple specialized agents, ultimately leading to more efficient software development practices. Such improvements reflect Sakana AI's commitment to enhancing the capabilities and usability of their orchestration models in response to user needs.

What is Claude Opus 4.5?

Claude Opus 4.5 represents a major leap in Anthropic’s model development, delivering breakthrough performance across coding, research, mathematics, reasoning, and agentic tasks. The model consistently surpasses competitors on SWE-bench Verified, SWE-bench Multilingual, Aider Polyglot, BrowseComp-Plus, and other cutting-edge evaluations, demonstrating mastery across multiple programming languages and multi-turn, real-world workflows. Early users were struck by its ability to handle subtle trade-offs, interpret ambiguous instructions, and produce creative solutions—such as navigating airline booking rules by reasoning through policy loopholes. Alongside capability gains, Opus 4.5 is Anthropic’s safest and most robustly aligned model, showing industry-leading resistance to strong prompt-injection attacks and lower rates of concerning behavior. Developers benefit from major upgrades to the Claude API, including effort controls that balance speed versus capability, improved context efficiency, and longer-running agentic processes with richer memory. The platform also strengthens multi-agent coordination, enabling Opus 4.5 to manage subagents for complex, multi-step research and engineering tasks. Claude Code receives new enhancements like Plan Mode improvements, parallel local and remote sessions, and better GitHub research automation. Consumer apps gain better context handling, expanded Chrome integration, and broader access to Claude for Excel. Enterprise and premium users see increased usage limits and more flexible access to Opus-level performance. Altogether, Claude Opus 4.5 showcases what the next generation of AI can accomplish—faster work, deeper reasoning, safer operation, and richer support for modern development and productivity workflows.

Media

Media

Integrations Supported

AgentSea
Augment Code
Cody
Elixir
Google Antigravity
JavaScript
PHP
PhpStorm
PrivatClaw
R
Rider
Rust
Sakana Fugu
Sakana Fugu Ultra
Scalestack
Snowflake
Springhub
Sup AI
Visual Basic
WebStorm

Integrations Supported

AgentSea
Augment Code
Cody
Elixir
Google Antigravity
JavaScript
PHP
PhpStorm
PrivatClaw
R
Rider
Rust
Sakana Fugu
Sakana Fugu Ultra
Scalestack
Snowflake
Springhub
Sup AI
Visual Basic
WebStorm

API Availability

Has API

API Availability

Has API

Pricing Information

$6 per 1M tokens (input)
$6 per 1M tokens (input), $36 per 1M tokens (output)
Free Version
Free Trial Offered?

Pricing Information

Pricing not provided
Free Version
Free Trial Offered?

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Sakana AI

Date Founded

2023

Company Location

Japan

Company Website

sakana.ai/fugu-1-1-claude-code-interface/

Company Facts

Organization Name

Anthropic

Date Founded

2021

Company Location

United States

Company Website

www.anthropic.com/news/claude-opus-4-5

Popular Alternatives

Claude Fable 5 Reviews & Ratings

Claude Fable 5

Anthropic

Popular Alternatives

Claude Mythos 5 Reviews & Ratings

Claude Mythos 5

Anthropic
Claude Opus 5 Reviews & Ratings

Claude Opus 5

Anthropic
Claude Sonnet 4 Reviews & Ratings

Claude Sonnet 4

Anthropic