Nous Research: Hermes 2 Pro Llama 3 8B
Hermes 2 Pro Llama 3 8B is a language model from Nous Research released on Apr 30, 2024. It reads text and writes text, with a 8K token context window and up to 8K tokens per reply.
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It costs $0.14 per million input tokens and $0.14 per million output tokens.
It supports tool calling and structured JSON output, and its weights are open, so you can host it yourself.
2 providers serve it, including Novita AI and Helicone.
- Modalities
- In / out price
- $0.14 / $0.14 per 1M
- Context
- 8K
- Max output
- 8K
- Released
- Apr 30, 2024
- Knowledge cutoff
- n/a
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
Hermes 2 Pro Llama 3 8B pricing
USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.
| Input | $0.14 / 1M tokens | |
|---|---|---|
| Output | $0.14 / 1M tokens |
Hermes 2 Pro Llama 3 8B providers
2 providers serve it, including Novita AI and Helicone. Each host sets its own price and limits, so the cheapest one is not always the one with the longest context.
| Provider | Input /M | Output /M | Cache read /M | Context | Max output |
|---|---|---|---|---|---|
| Novita AI | $0.14 | $0.14 | – | 8K | 8K |
| Helicone | $0.14 | $0.14 | – | 131K | 131K |
What Hermes 2 Pro Llama 3 8B costs per month
Pick a workload close to yours or type your own volumes.
Supported request parameters
What you can set when you call Hermes 2 Pro Llama 3 8B through an OpenAI compatible API.
- Tools
tools - Structured outputs
structured_outputs - Temperature
temperature
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Hermes 2 Pro Llama 3 8B questions
How much does the Hermes 2 Pro Llama 3 8B API cost?
$0.14 per million input tokens and $0.14 per million output tokens. The estimator on this page turns that into a monthly bill for your own workload.
What is the context window of Hermes 2 Pro Llama 3 8B?
8,192 tokens of input, and it can write up to 8,192 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.
Which providers serve Hermes 2 Pro Llama 3 8B?
2 providers serve it, including Novita AI and Helicone. Prices differ by host, so the Providers table on this page lists each one with its input and output price.
Does Hermes 2 Pro Llama 3 8B support tool calling?
Yes. It accepts tool definitions and can return JSON that matches a schema, which is what an agent needs to call your APIs.
Is Hermes 2 Pro Llama 3 8B open source?
Its weights are published, so you can run it on your own hardware or a cloud of your choice. Read the license before commercial use.
When was Hermes 2 Pro Llama 3 8B released?
Apr 30, 2024.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.
Building on Hermes 2 Pro Llama 3 8B?
I test your real tasks on it and the two closest alternatives, then ship the agent on whichever wins on cost and accuracy.
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