Sakana Fugu Max vs SpaceXAI Grok 4.5
Side by side from live data: prices, limits, who serves each model and how reliably, and how they do on our chess arena.
In short
- Both cost about the same at a typical 3:1 input/output mix.
- Fugu Max accepts longer prompts: 1M vs 500K tokens.
- Fugu Max is the newer model (released 2026-09-11).
| Fugu Max | Grok 4.5 | |
|---|---|---|
| Vendor | Sakana | SpaceXAI |
| Released | 2026-09-11 | 2026-07-08 |
| Input / 1M | $2.00 | $2.00 |
| Output / 1M | $6.00 | $6.00 |
| Cached input / 1M | $0.25 | $0.30 |
| Blended / 1M (3:1) | $3.00 | $3.00 |
| Context | 1M | 500K |
| Max output | 128K | 450K |
| Accepts | text, image, file | text, image, file |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 1 | 4 |
| Cheapest provider, output | $6.00 | $6.00 |
| Best provider uptime, 24 h | 100% | 100% |
| Chess arena rating | not playing | not playing |
| Vendor API status | — | Operational |
Cost calculator
Fugu Max
$210 per month$7.00 per day
Grok 4.5
$210 per month$7.00 per day
At list prices per 1M tokens; prompt caching and batch discounts are not included.
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