Hermes Agent

Nous Research's open agent powered by Hermes models.

What it does

Hermes Agent is Nous Research's chat-based agent built on the Hermes model family — it reasons, calls tools, and runs multi-step tasks with an open, steerable personality.

open

Nous

reasoning

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Key features

Open chat-based agent from Nous Research
Powered by the Hermes model family
Tool use and multi-step reasoning
Steerable, low-refusal personality
Free to use

Pricing

Free

Free to use.

Self-host

Infra costs

Run the open-weights model on your own GPUs.

Prices change — confirm current pricing on hermes-agent.nousresearch.com.

Integrations & access

No public API
No MCP server
Official docs
Free pricing

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