Sakana: Fugu Ultra v2 vs Perplexity: Sonar Pro Search: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Sakana: Fugu Ultra v2 (sakana/fugu-ultra-v2) vs Perplexity: Sonar Pro Search (perplexity/sonar-pro-search). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Sakana: Fugu Ultra v2 (sakana/fugu-ultra-v2) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Sakana: Fugu Ultra v2: 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.
Perplexity: Sonar Pro Search (perplexity/sonar-pro-search) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Perplexity: Sonar Pro Search: Activate ephemeral prefix caching to slash input costs by 50% (down to $1.5/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Sakana: Fugu Ultra v2 (API ID: sakana/fugu-ultra-v2) vs Perplexity: Sonar Pro Search (API ID: perplexity/sonar-pro-search), Perplexity: Sonar Pro Search offers lower standard input pricing at $3/1M tokens ($15/1M output), while Perplexity: Sonar Pro Search leads in cached prefix economics at $1.5/1M tokens (50% discount). Sakana: Fugu Ultra v2 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 v2 | Perplexity: Sonar Pro Search | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | sakana/fugu-ultra-v2 | perplexity/sonar-pro-search | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $5 / $30 | $3 / $15 | Perplexity: Sonar Pro Search |
| Cache Read Price (per 1M) | $2.5/1M (50% Off) | $1.5/1M (50% Off) | Perplexity: Sonar Pro Search |
| Context Window / Max Output | 977K In / 125K Out | 195K In / 8K Out | Sakana: Fugu Ultra v2 |
| P90 First-Token / Edge Latency | 280ms | 280ms | Sakana: Fugu Ultra v2 (-0ms) |
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 mode
Exclusively available on the OpenRouter API, Sonar Pro's new Pro Search mode is Perplexity's most advanced agentic search system. It is designed for deeper reasoning and analysis.
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 v2 to Perplexity: Sonar Pro Search
Exclusively available on the OpenRouter API, Sonar Pro's new Pro Search mode is Perplexity's most advanced agentic search system. It is designed for deeper reasoning and analysis. Verified P90 latency of 280ms.