TheDrummer: Skyfall 36B V2 vs OpenAI: GPT-5.4 Mini: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing TheDrummer: Skyfall 36B V2 (thedrummer/skyfall-36b-v2) vs OpenAI: GPT-5.4 Mini (openai/gpt-5.4-mini). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
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.
OpenAI: GPT-5.4 Mini (openai/gpt-5.4-mini) Startup Credits & Batch API 50% Off Promo
OpenAI GPT-6.1 Sol ($2/$10 base rate) qualifies for immediate 75% automatic prefix caching ($0.50/1M), 50% off 24-hour Batch API completions ($1/$5), and up to $150,000 in OpenAI/Azure Foundry credits via Microsoft for Startups Founders Hub (no VC funding required for initial tiers).
In Etuki October 2026 FinOps telemetry comparing TheDrummer: Skyfall 36B V2 (API ID: thedrummer/skyfall-36b-v2) vs OpenAI: GPT-5.4 Mini (API ID: openai/gpt-5.4-mini), TheDrummer: Skyfall 36B V2 offers lower standard input pricing at $0.55/1M tokens ($0.8/1M output), while TheDrummer: Skyfall 36B V2 leads in cached prefix economics at $0.275/1M tokens (50% discount). TheDrummer: Skyfall 36B 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 | TheDrummer: Skyfall 36B V2 | OpenAI: GPT-5.4 Mini | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | thedrummer/skyfall-36b-v2 | openai/gpt-5.4-mini | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.55 / $0.8 | $0.75 / $4.5 | TheDrummer: Skyfall 36B V2 |
| Cache Read Price (per 1M) | $0.275/1M (50% Off) | $0.375/1M (50% Off) | TheDrummer: Skyfall 36B V2 |
| Context Window / Max Output | 32K In / 29K Out | 391K In / 125K Out | OpenAI: GPT-5.4 Mini |
| P90 First-Token / Edge Latency | 280ms | 280ms | TheDrummer: Skyfall 36B V2 (-0ms) |
Skyfall 36B v2 is an enhanced iteration of Mistral Small 2501, specifically fine-tuned for improved creativity, nuanced writing, role-playing, and coherent storytelling.
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong perfor
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 TheDrummer: Skyfall 36B V2 to OpenAI: GPT-5.4 Mini
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong perfor Verified P90 latency of 280ms.