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Sakana AI releases Fugu Ultra v1.1 with Claude Code support

Sakana AI has released Fugu Ultra v1.1, an update to their AI model router that shows a 7.9 point improvement over v1.0. This new version now includes an endpoint for Claude Code. However, access to Fugu Ultra remains blocked within the EU. AI

IMPACT Enhances AI model routing capabilities with improved performance and broader compatibility.

RANK_REASON This is an update to an existing AI model router, not a new frontier model release.

Read on Mastodon — fosstodon.org →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

Sakana AI releases Fugu Ultra v1.1 with Claude Code support

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
This is an update to an existing AI model router, not a new frontier model release.
Source corroboration
2 independent sources
Multiple independent publishers reporting the same story raises confidence that it's real and newsworthy.
Topics
model release, product
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
63 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [2]

  1. Bluesky Jetstream — AI desk TIER_1 English(EN) · hardmaru.bsky.social ·

    Fugu-Ultra now works with Claude Code 🐡

    Fugu-Ultra now works with Claude Code 🐡

  2. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    Sakana AI releases Fugu Ultra v1.1 with a 7.9 point gain over v1.0 and adds Claude Code endpoint. EU access still blocked. # AI # Automation Source: The Decoder

    Sakana AI releases Fugu Ultra v1.1 with a 7.9 point gain over v1.0 and adds Claude Code endpoint. EU access still blocked. # AI # Automation Source: The Decoder AI https:// the-decoder.com/sakana-claims- its-ai-model-router-fugu-ultra-v1-1-now-beats-fable-5-without-even-including…