SAFugu Ultra v2 Paid vs 
Muse Wonder Paid
Fugu Ultra v2 vs Muse Wonder compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.
Fugu Ultra v2 — full profile › · Muse Wonder — full profile ›
Prices & specs refreshed from live data · olud.ai
Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.
$30 /M outputManaged API (no infra to run)
$20 /M outputManaged API (no infra to run)
Fugu Ultra v2 vs Muse Wonder specs
| Spec | Fugu Ultra v2 | Muse Wonder | Winner |
|---|---|---|---|
| Maker | Sakana AI | Meta | – |
| Type | Proprietary | Proprietary | – |
| Context window | 1M tokens | 1M tokens | |
| Input price | $5/M | $4/M | |
| Output price | $30/M | $20/M | |
| Vision / multimodal | Yes | Yes | = Tie |
| Tool / function calling | Yes | Yes | = Tie |
| Self-hostable | No (API only) | No (API only) | – |
| License | Proprietary | Proprietary | – |
Price gap & when to choose each
Muse Wonder is ~1.5× cheaper than Fugu Ultra v2 on output tokens ($20 vs $30 per M tokens).
- You want frontier performance through a managed API
- You value reliability & ecosystem
- You don't want to manage infrastructure
- You want frontier performance through a managed API
- You need the longer 1M context window
- You want the lower output price
- You value reliability & ecosystem
- You don't want to manage infrastructure
Feature comparison
| Capability | Fugu Ultra v2 | Muse Wonder |
|---|---|---|
| Open weights (downloadable) | ✗ | ✗ |
| Self-hostable | ✗ | ✗ |
| Runs fully offline | ✗ | ✗ |
| Vision / multimodal | ✓ | ✓ |
| Tool / function calling | ✓ | ✓ |
| 1M+ context window | ✓ | ✓ |
Benchmarks: Fugu Ultra v2 vs Muse Wonder
Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).
Benchmark data by Artificial Analysis.
How Fugu Ultra v2 and Muse Wonder score
| Criterion | Fugu Ultra v2 | Muse Wonder |
|---|---|---|
| Cost-efficiency | 3.0 | 3.0 |
| Context window | 5.0 | 5.0 |
| Openness | 1.5 | 1.5 |
| Self-hosting | 1.0 | 1.0 |
| Multimodality | 5.0 | 5.0 |
Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.
What each model is
Fugu Ultra v2 Paid
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...
Muse Wonder Paid
Muse Wonder is a frontier reasoning model from Meta, designed for complex personal and professional agentic tasks. It accepts text, images, video, audio, and PDF documents and returns text, with...
Frequently asked questions
Fugu Ultra v2 vs Muse Wonder — which is cheaper?
Muse Wonder is cheaper on output ($20/M vs $30/M).
Which has the larger context window?
Muse Wonder offers the larger context window (1M tokens).
Fugu Ultra v2 vs Muse Wonder — which should I pick in 2026?
Choose Muse Wonder for the lower output price ($20/M vs $30/M). It also gives you the larger 1M context window.
People also compare
Explore more open-source AI
Browse the full open-source model leaderboard, thousands of tools and live benchmarks — all in one place.
Open the leaderboard →