Hermes 4 - Llama-3.1 405B (Reasoning) API Pricing
Nous Research · released 2025-08-27
Also searched as: Hermes 4 - Llama-3.1 405B pricing · Hermes 4 Llama 3.1 405B price · 4 - Llama-3.1 405B cost
Hermes 4 - Llama-3.1 405B (Reasoning) price
0.100¢ / 1K
0.300¢ / 1K
0.150¢ / 1K
What it actually costs
| Workload | Tokens | Cost |
|---|---|---|
| Short chat reply | 500 in / 300 out | 0.14¢ |
| RAG query | 4,000 in / 500 out | 0.55¢ |
| Long document summary | 50,000 in / 1,000 out | $0.0530 |
| Code review of a 2k-line file | 30,000 in / 2,000 out | $0.0360 |
| 1,000 chat replies/day for 30 days | 30,000 × (500 in / 300 out) | $42.00 |
Cost = (input tokens ÷ 1,000,000 × $1.00) + (output tokens ÷ 1,000,000 × $3.00).
Benchmarks
#360 of 547
#89 of 249
Similar intelligence, lower price
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Gemma 4 E4B (Reasoning) | 8.9 | $0.04 |
| Llama 3.1 Instruct 8B | 6.9 | $0.043 |
| Sarvam 30B (High) | 6.6 | $0.047 |
| Granite 4.2 3B | 9.1 | $0.052 |
| Mistral Small 3 | 6.7 | $0.058 |
Leaderboard neighbours
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Sonar Pro | 7.6 | — |
| Devstral Small 2 | 7.5 | — |
| ERNIE 4.5 300B A47B | 7.5 | $0.485 |
| Hermes 4 - Llama-3.1 405B (Reasoning) | 7.5 | $1.50 |
| Llama 3.1 Nemotron Ultra 253B v1 (Reasoning) | 7.5 | — |
| NVIDIA Nemotron Nano 12B v2 VL (Reasoning) | 7.5 | — |
| Qwen3 30B A3B 2507 Instruct | 7.5 | $0.25 |
More from Nous Research
| Model | Intelligence | Blended $/1M |
|---|---|---|
| Hermes 4 - Llama-3.1 70B (Reasoning) | 7.9 | — |
| Hermes 4 - Llama-3.1 405B (Non-reasoning) | 7.4 | $1.50 |
| Hermes 4 - Llama-3.1 70B (Non-reasoning) | 6.7 | — |
| DeepHermes 3 - Mistral 24B Preview (Non-reasoning) | 6.1 | — |
| Hermes 3 - Llama-3.1 70B | 6.0 | $0.70 |
| DeepHermes 3 - Llama-3.1 8B Preview (Non-reasoning) | 5.1 | — |
Count tokens & estimate cost for Hermes 4 - Llama-3.1 405B (Reasoning) See Hermes 4 - Llama-3.1 405B (Reasoning) on the leaderboard
Source: Artificial Analysis · last synced 2026-10-15
FAQ
Who develops Hermes 4 - Llama-3.1 405B (Reasoning)?
Hermes 4 - Llama-3.1 405B (Reasoning) is developed by Nous Research, released 2025-08-27.
How much does Hermes 4 - Llama-3.1 405B (Reasoning) cost per million tokens?
Hermes 4 - Llama-3.1 405B (Reasoning) costs $1.00 per 1M input tokens and $3.00 per 1M output tokens ($1.50 blended), per Artificial Analysis's official pricing data.
What is the Hermes 4 - Llama-3.1 405B (Reasoning) API price?
The Hermes 4 - Llama-3.1 405B (Reasoning) API price is $1.00 per 1M input tokens and $3.00 per 1M output tokens ($1.50 per 1M blended).
How much does Hermes 4 - Llama-3.1 405B (Reasoning) cost for a typical request?
A short chat reply (500 in / 300 out tokens) costs about 0.14¢ on Hermes 4 - Llama-3.1 405B (Reasoning), at $1.00/1M input and $3.00/1M output.
Is Hermes 4 - Llama-3.1 405B (Reasoning) free?
Hermes 4 - Llama-3.1 405B (Reasoning)'s official API list price is $1.00 per 1M input tokens and $3.00 per 1M output tokens. This site tracks list prices only, not free tiers or trial credits — check Nous Research's site for those.
How does Hermes 4 - Llama-3.1 405B (Reasoning) rank on benchmarks?
Hermes 4 - Llama-3.1 405B (Reasoning) scores 7.5 on the Artificial Analysis Intelligence Index, ranking #360 of 547 models we track.
Is there a cheaper model with similar intelligence to Hermes 4 - Llama-3.1 405B (Reasoning)?
Yes — Gemma 4 E4B (Reasoning) scores similar intelligence (8.9) at $0.04/1M blended, versus $1.50/1M for Hermes 4 - Llama-3.1 405B (Reasoning).
Where does this data come from?
Pricing and benchmark data for Hermes 4 - Llama-3.1 405B (Reasoning) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-10-15.