Tencent: Hy4 preview vs Mistral: Mistral Large 3 2512 (batch): Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Tencent: Hy4 preview (tencent/hy4-preview) vs Mistral: Mistral Large 3 2512 (batch) (mistralai/mistral-large-2512:batch). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Tencent: Hy4 preview (tencent/hy4-preview) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Tencent: Hy4 preview: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.417/1M) or route via asynchronous Batch API for 50% off standard token rates.
Mistral: Mistral Large 3 2512 (batch) (mistralai/mistral-large-2512:batch) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Mistral: Mistral Large 3 2512 (batch): Activate ephemeral prefix caching to slash input costs by 50% (down to $0.125/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Tencent: Hy4 preview (API ID: tencent/hy4-preview) vs Mistral: Mistral Large 3 2512 (batch) (API ID: mistralai/mistral-large-2512:batch), Mistral: Mistral Large 3 2512 (batch) offers lower standard input pricing at $0.25/1M tokens ($0.75/1M output), while Mistral: Mistral Large 3 2512 (batch) leads in cached prefix economics at $0.125/1M tokens (50% discount). Tencent: Hy4 preview 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 | Tencent: Hy4 preview | Mistral: Mistral Large 3 2512 (batch) | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | tencent/hy4-preview | mistralai/mistral-large-2512:batch | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.834 / $2.501 | $0.25 / $0.75 | Mistral: Mistral Large 3 2512 (batch) |
| Cache Read Price (per 1M) | $0.417/1M (50% Off) | $0.125/1M (50% Off) | Mistral: Mistral Large 3 2512 (batch) |
| Context Window / Max Output | 1024K In / 63K Out | 256K In / 205K Out | Mistral: Mistral Large 3 2512 (batch) |
| P90 First-Token / Edge Latency | 280ms | 280ms | Tencent: Hy4 preview (-0ms) |
Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total. It is designed for coding agents, complex tool-use workflows, and pro
Mistral Large 3 2512 is Mistral’s most capable model to date, featuring a sparse mixture-of-experts architecture with 41B active parameters (675B total), and released under the Apa
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 Tencent: Hy4 preview to Mistral: Mistral Large 3 2512 (batch)
Mistral Large 3 2512 is Mistral’s most capable model to date, featuring a sparse mixture-of-experts architecture with 41B active parameters (675B total), and released under the Apa Verified P90 latency of 280ms.