Upstage: Solar Mini 4 vs TheDrummer: Skyfall 36B V2: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Upstage: Solar Mini 4 (upstage/solar-mini4) vs TheDrummer: Skyfall 36B V2 (thedrummer/skyfall-36b-v2). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Upstage: Solar Mini 4 (upstage/solar-mini4) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Upstage: Solar Mini 4: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.025/1M) or route via asynchronous Batch API for 50% off standard token rates.
TheDrummer: Skyfall 36B V2 (thedrummer/skyfall-36b-v2) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for TheDrummer: Skyfall 36B V2: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.275/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Upstage: Solar Mini 4 (API ID: upstage/solar-mini4) vs TheDrummer: Skyfall 36B V2 (API ID: thedrummer/skyfall-36b-v2), Upstage: Solar Mini 4 offers lower standard input pricing at $0.05/1M tokens ($0.2/1M output), while Upstage: Solar Mini 4 leads in cached prefix economics at $0.025/1M tokens (50% discount). Upstage: Solar Mini 4 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 | Upstage: Solar Mini 4 | TheDrummer: Skyfall 36B V2 | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | upstage/solar-mini4 | thedrummer/skyfall-36b-v2 | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.05 / $0.2 | $0.55 / $0.8 | Upstage: Solar Mini 4 |
| Cache Read Price (per 1M) | $0.025/1M (50% Off) | $0.275/1M (50% Off) | Upstage: Solar Mini 4 |
| Context Window / Max Output | 512K In / 128K Out | 32K In / 29K Out | Upstage: Solar Mini 4 |
| P90 First-Token / Edge Latency | 280ms | 280ms | Upstage: Solar Mini 4 (-0ms) |
Solar Mini 4 is Upstage's compact, cost-efficient language model, a 35B-parameter mixture-of-experts with 3B active parameters and a 524K context window. It is built for agentic us
Skyfall 36B v2 is an enhanced iteration of Mistral Small 2501, specifically fine-tuned for improved creativity, nuanced writing, role-playing, and coherent storytelling.
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 Upstage: Solar Mini 4 to TheDrummer: Skyfall 36B V2
Skyfall 36B v2 is an enhanced iteration of Mistral Small 2501, specifically fine-tuned for improved creativity, nuanced writing, role-playing, and coherent storytelling. Verified P90 latency of 280ms.