Mistral: Mistral Medium 3 vs Nous: Hermes 3 405B Instruct: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Mistral: Mistral Medium 3 (mistralai/mistral-medium-3) vs Nous: Hermes 3 405B Instruct (nousresearch/hermes-3-llama-3.1-405b). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Mistral: Mistral Medium 3 (mistralai/mistral-medium-3) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Mistral: Mistral Medium 3: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.2/1M) or route via asynchronous Batch API for 50% off standard token rates.
Nous: Hermes 3 405B Instruct (nousresearch/hermes-3-llama-3.1-405b) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Nous: Hermes 3 405B Instruct: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.5/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Mistral: Mistral Medium 3 (API ID: mistralai/mistral-medium-3) vs Nous: Hermes 3 405B Instruct (API ID: nousresearch/hermes-3-llama-3.1-405b), Mistral: Mistral Medium 3 offers lower standard input pricing at $0.4/1M tokens ($2/1M output), while Mistral: Mistral Medium 3 leads in cached prefix economics at $0.2/1M tokens (50% discount). Mistral: Mistral Medium 3 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 | Mistral: Mistral Medium 3 | Nous: Hermes 3 405B Instruct | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | mistralai/mistral-medium-3 | nousresearch/hermes-3-llama-3.1-405b | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.4 / $2 | $1 / $1 | Mistral: Mistral Medium 3 |
| Cache Read Price (per 1M) | $0.2/1M (50% Off) | $0.5/1M (50% Off) | Mistral: Mistral Medium 3 |
| Context Window / Max Output | 128K In / 102K Out | 128K In / 16K Out | Mistral: Mistral Medium 3 |
| P90 First-Token / Edge Latency | 280ms | 280ms | Mistral: Mistral Medium 3 (-0ms) |
Mistral Medium 3 is a high-performance enterprise-grade language model designed to deliver frontier-level capabilities at significantly reduced operational cost. It balances state-
Hermes 3 is a generalist language model with many improvements over Hermes 2, including advanced agentic capabilities, much better roleplaying, reasoning, multi-turn conversation,
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 Mistral: Mistral Medium 3 to Nous: Hermes 3 405B Instruct
Hermes 3 is a generalist language model with many improvements over Hermes 2, including advanced agentic capabilities, much better roleplaying, reasoning, multi-turn conversation, Verified P90 latency of 280ms.