Model Cost Profile

Nous: Hermes 4 405B

Developer: nousresearch

Pricing updated Mar 11, 2026

Input rank: #243Output rank: #241

Live Pricing

Input: $1.00

Output: $3.00

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Pricing via OpenRouter API · Last synced Mar 11, 2026

Nous: Hermes 4 405B, developed by nousresearch, offers a substantial context window of 131072 tokens, making it ideal for applications requiring in-depth analysis of large datasets or extensive document processing. With an input price of $1.00 per million tokens and an output price of $3.00 per million tokens, teams can effectively budget for projects involving complex queries or content generation at scale. This model is particularly suited for industries such as legal, academic, and research where comprehensive context and detailed responses are critical for decision-making.

📋 Structured Output🧠 Reasoning

Context Window

131,072

Tokens

Input Price / 1M

$1.00

Prompt tokens

Output Price / 1M

$3.00

Completion tokens

Intelligence (MMLU)

Benchmark Pending

Massive Multitask Language Understanding

Side-by-Side Pricing Table

Usage Type	Price / 1M Tokens
Input (Prompt)	$1.00
Output (Completion)	$3.00

Compare with Nous: Hermes 3 405B Instruct Compare with Anthropic: Claude Haiku 4.5 Compare with OpenAI: GPT-3.5 Turbo (older v0613)

Price History

Nous: Hermes 4 405B Pricing Trend

Input / 1M tokens0.0%Output / 1M tokens0.0%

Mar 7 — Mar 11

Current Input / 1M

$1.00

Current Output / 1M

$3.00

Cost Calculator

Estimate monthly spend for Nous: Hermes 4 405B based on your workload.

Input tokens / month

01.0B

Output tokens / month

0500M

Estimated Monthly Cost

$61

25M input + 12M output tokens

Same Workload on Other Models

Arcee AI: Trinity Large Preview (free)$0.00−$61 Arcee AI: Trinity Mini (free)$0.00−$61 Google: Gemma 3 12B (free)$0.00−$61 Google: Gemma 3 27B (free)$0.00−$61

Cheaper Alternatives to Compare

Quick links for cost-down decisions before production rollout.

Nous: Hermes 4 405B vs Arcee AI: Trinity Large Preview (free)Nous: Hermes 4 405B vs Arcee AI: Trinity Mini (free)Nous: Hermes 4 405B vs Google: Gemma 3 12B (free)Nous: Hermes 4 405B vs Google: Gemma 3 27B (free)

FAQ

Common pricing and benchmark questions for Nous: Hermes 4 405B.

How much does Nous: Hermes 4 405B cost per 1M input tokens?

Nous: Hermes 4 405B input pricing is $1.00 per 1M tokens based on the latest synced provider data.

How much does Nous: Hermes 4 405B cost per 1M output tokens?

Nous: Hermes 4 405B output pricing is $3.00 per 1M tokens based on the latest synced provider data.

What context window does Nous: Hermes 4 405B support?

Nous: Hermes 4 405B supports a context window of 131,072 tokens.

How can I compare Nous: Hermes 4 405B with cheaper alternatives?

Use the comparison links on this page to open direct model-vs-model pricing and benchmark pages, then evaluate monthly spend projections for your workload.