Hermes 3 405B Instruct (free) API Cost Calculator
Estimate your monthly API costs for Hermes 3 405B Instruct (free) from Nousresearch.
Pricing per 1M tokens
Pricing last verified: Mar 21, 2026
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Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| Hermes 2 Pro - Llama-3 8B Nousresearch | $0.1400 | $0.1400 |
| Hermes 4 70B Nousresearch | $0.1300 | $0.4000 |
| Hermes 3 70B Instruct Nousresearch | $0.3000 | $0.3000 |
| Hermes 3 405B Instruct Nousresearch | $1.00 | $1.00 |
| Hermes 4 405B Nousresearch | $1.00 | $3.00 |
Frequently Asked Questions
How much does Hermes 3 405B Instruct (free) cost per token?
Hermes 3 405B Instruct (free) is priced at $0.00 per 1M input tokens and $0.00 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for Hermes 3 405B Instruct (free)?
Hermes 3 405B Instruct (free) has a context window of 131.1K tokens (131,072 tokens).
How does Hermes 3 405B Instruct (free) compare to similar models?
Hermes 3 405B Instruct (free) costs $0.00 input and $0.00 output per 1M tokens. Hermes 3 405B Instruct (free) is competitively priced compared to Hermes 2 Pro - Llama-3 8B ($0.1400 input / $0.1400 output per 1M tokens). See the "Compare with Similar Models" table above, or visit the Hermes 2 Pro - Llama-3 8B page at /tools/cost-calculator/nousresearch/hermes-2-pro-llama-3-8b.