Sakana: Fugu Ultra vs PrismML: Ternary Bonsai 2 27B: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Sakana: Fugu Ultra (sakana/fugu-ultra) vs PrismML: Ternary Bonsai 2 27B (prism-ml/ternary-bonsai-2-27b). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Sakana: Fugu Ultra (sakana/fugu-ultra) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Sakana: Fugu Ultra: Activate ephemeral prefix caching to slash input costs by 50% (down to $2.5/1M) or route via asynchronous Batch API for 50% off standard token rates.
PrismML: Ternary Bonsai 2 27B (prism-ml/ternary-bonsai-2-27b) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for PrismML: Ternary Bonsai 2 27B: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.0375/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Sakana: Fugu Ultra (API ID: sakana/fugu-ultra) vs PrismML: Ternary Bonsai 2 27B (API ID: prism-ml/ternary-bonsai-2-27b), PrismML: Ternary Bonsai 2 27B offers lower standard input pricing at $0.075/1M tokens ($0.5/1M output), while PrismML: Ternary Bonsai 2 27B leads in cached prefix economics at $0.0375/1M tokens (50% discount). Sakana: Fugu Ultra achieves a 0ms faster P90 time-to-first-token latency (280ms vs 280ms).
Auto-discovered via live global telemetry registry.
Auto-discovered via live global telemetry registry.
| Specification / FinOps Dimension | Sakana: Fugu Ultra | PrismML: Ternary Bonsai 2 27B | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | sakana/fugu-ultra | prism-ml/ternary-bonsai-2-27b | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $5 / $30 | $0.075 / $0.5 | PrismML: Ternary Bonsai 2 27B |
| Cache Read Price (per 1M) | $2.5/1M (50% Off) | $0.0375/1M (50% Off) | PrismML: Ternary Bonsai 2 27B |
| Context Window / Max Output | 977K In / 125K Out | 256K In / 32K Out | Sakana: Fugu Ultra |
| P90 First-Token / Edge Latency | 280ms | 280ms | Sakana: Fugu Ultra (-0ms) |
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 t
Bonsai 2 27B is a 27B-parameter reasoning model from PrismML derived from Qwen3.8-27B. It supports coding, mathematics, tool calling, and image understanding with a 262K-token cont
Real-Time Stack Cost & Hidden-Fee Simulator (MAU / Token / Egress / GMV)
Calibrated with Reddit r/FinOps & r/devops telemetry: Includes Context Caching, Bandwidth Egress, and MoR Tax
🛰️Switch from Sakana: Fugu Ultra to PrismML: Ternary Bonsai 2 27B
Bonsai 2 27B is a 27B-parameter reasoning model from PrismML derived from Qwen3.8-27B. It supports coding, mathematics, tool calling, and image understanding with a 262K-token cont Verified P90 latency of 280ms.