Hermes 3 405B Instruct
by Nous Research · nousresearch/hermes-3-llama-3.1-405b · #185 cheapest of 325 paid models
Prices updated Jul 22, 2026, 2:52 AM UTC · refreshed hourly
Hermes 3 is a generalist language model with many improvements over Hermes 2, including advanced agentic capabilities, much better roleplaying, reasoning, multi-turn conversation, long context coherence, and improvements across the...
Compare vs:Claude Sonnet 5Claude Opus 4.6Claude Haiku 4.5GPT-5.6 Sol
Pricing
Input
$1.00
per 1M tokens
Output
$1.00
per 1M tokens
Blended (3:1)
$1.00
3 input : 1 output
Cache read
—
per 1M cached tokens
Cache write
—
per 1M tokens
Cache & batch economics
Effective prices for Hermes 3 405B Instruct (no cache-read rate published — hits billed as normal input).
| Cache hit rate | Effective blended $/1M | Example request* | vs no cache |
|---|---|---|---|
| 0% | $1.00 | $0.103 | — |
| 50% | $1.00 | $0.103 | −0% |
| 90% | $1.00 | $0.103 | −0% |
*Example: 100K sticky context + 2K new input + 1K output. Batch discount is an approximate 50% off list rates (available for OpenAI / Anthropic / Google — not flagged for this creator). Confirm on the vendor’s pricing page.
What a request costs
| Workload | Input tokens | Output tokens | Cost / request | Cost / 1K requests |
|---|---|---|---|---|
| Short chat message | 500 | 300 | $0.0008 | $0.8 |
| Document summary | 8,000 | 1,000 | $0.009 | $9.00 |
| Codebase question (RAG) | 30,000 | 2,000 | $0.032 | $32.00 |
| Long-context analysis | 150,000 | 5,000 | $0.155 | $155.00 |
Specs
Context window
131K
tokens
Max output
16K
tokens
Input modalities
text
Tokenizer
Llama3