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Hermes 4 405B (Nebius AI)
nebius·nebius/hermes-4-405b·GA·Closed·hermes series
Reasoning model for deliberate analysis, multi-step problem solving, and tool use
At a glance
Reference price$1.00 / $3.00 per 1M
Cache read — · LLM Gateway
Lowest paid$1.00 / $3.00
LLM Gateway Gateway
Context131,072
Output limit131,072
Capabilities
✓ Reasoning✓ Tool useStructured output✓ TemperatureAttachments
Modalities
Text
Knowledge cutoff—
Released / updated2025-08-26 / 2025-08-26
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 1 providers1 with public prices
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| LLM Gateway | Gateway | $1.00 | $3.00 | — | — | 131,072 | 131,072 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1LLM Gateway$350.00
The cheapest paid channel is the only channel.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
Toggle (on / off)
Related models
Hermes 3 Llama 3.1 405bsame series$1.10 / $3.00Hermes Highsame series$5.00 / $25.00Hermes Lowsame series$0.25 / $1.50DeepSeek V4 Procheaper alternative$0.435 / $0.87DeepSeek V4 Flashcheaper alternative$0.14 / $0.28MiniMax-M2.7cheaper alternative$0.30 / $1.20DeepSeek V4 Flash 0731cheaper alternative$0.479 / $1.44
Price historyone sample accumulated per data sync
Input list $1.00Output list $3.00Min blended $1.50
Price history accumulates from each data sync; currently only 1 sample(s) (2026-08-21). Each future sync adds a point, and once accumulated a line is drawn here.