ModelRadar
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What shipped in AI.

Releases from frontier labs, major companies and research institutes — grouped by model, deduplicated across HuggingFace, OpenRouter and official blogs.

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Week of September 7, 20262 models

Fugu Ultra v2

Sakana AI🇯🇵Major lab

TextReasoningVisionAPI

Fugu Ultra v2 is the higher-performance model in Sakana AI's Fugu family. Rather than a single monolithic model, Fugu is a learned multi-agent orchestration system: a language model trained to...

Fugu Max

Sakana AI🇯🇵Major lab

TextReasoningVisionAPI

Fugu Max is the cost-performance model in Sakana AI's Fugu family. Rather than a single monolithic model, Fugu is a learned multi-agent orchestration system: a language model trained to route...

Week of August 10, 20261 model

Namazu

Sakana AI🇯🇵Major lab

TextReasoningVisionAPI

Namazu is a model from Sakana AI with a 256K token context window (262144). No information is available on parameter count, licensing, weight openness, intended use cases, or capability tier.

Week of June 22, 20261 model

Fugu Ultra

◆ Underrated

Sakana AI🇯🇵Major lab

TextVision

Sakana AI's higher-performance Fugu model — not a monolithic LLM but a learned multi-agent orchestration system that routes requests across multiple models and tools. Multimodal (text+image input), 1M context, $5/$30 per MTok on OpenRouter.