OpenRouter model
Sakana: Fugu Ultra
Fugu Ultra 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 route...
- Provider
- OpenRouter
- Availability
- Available
- Model ID
- sakana/fugu-ultra
- Snapshot
- 2026-10-07
Sakana: Fugu Ultra model overview
Sakana: Fugu Ultra is listed in the public Swarm catalog through OpenRouter. This page summarizes the verified catalog fields used by Swarm without claiming real-time access for every provider account.
- Provider
- OpenRouter
- Family
- OpenRouter
- Context window
- 1M tokens
- Thinking support
- high · xhigh · max
- Availability status
- Available
- Catalog ID
- openrouter/sakana/fugu-ultra
Run Sakana: Fugu Ultra in Swarm
Verified CLI workflow & multi-agent architecture
$
swarm ctl model set --provider openrouter --model openrouter/sakana/fugu-ultra# Or switch interactively inside the terminal TUI:
>
/modelsSubagent Role Matrix
Assign Sakana: Fugu Ultra to specialized system roles in ~/.swarm/config.json:
- Primary / Planner: Orchestrates full task DAGs and multi-stage pipelines.
- Coder Subagent: Generates code and unit tests inside private Git worktrees.
- Finder Subagent: Performs read-only code search, symbol discovery, and mapping.
Public catalog snapshot. Catalog availability is not a real-time provider status or an access guarantee.