---
title: "Nous Hermes Agent, Assistant · Open-source · Agent Fieldbook"
url: https://agentfieldbook.org/catalog/agents/hermes-agent/
description: "The self-improving open-source agent from Nous Research: a built-in learning loop that creates skills from experience, remembers across sessions and runs…"
section: "Catalogue · Agents · assistant"
source: Agent Fieldbook — generated from the published page
---

# Nous Hermes Agent

**Assistant · Open-source · Confirmed**

The self-improving open-source agent from Nous Research: a built-in learning loop that creates skills from experience, remembers across sessions and runs on any model. MIT-licensed, a CLI plus a messaging gateway into Telegram, Discord, Slack and more.

Verified against [github.com](https://github.com/NousResearch/hermes-agent)· 2026-07-11

- [github.com](https://github.com/NousResearch/hermes-agent)

## Spec sheet

| Field | Value |
| --- | --- |
| Foundation | Model-agnostic (Nous Portal, OpenRouter, OpenAI, custom endpoint) |
| Topology | recursive |
| Type | agent |
| Deployment | self-host· cloud |
| Interface | cli· chat |
| Context | Model-dependent· persistent cross-session memory |
| Pricing | Open source (MIT)· bring-your-own model |
| Scale | MIT open source· CLI/TUI + messaging gateway |
| Tools | 40+ built-in tools· MCP· agentskills.io |
| Orchestration | Self-improving skill loop· subagent delegation |
| Country | US |
| Verified | 2026-07-11 |

## Sources

## Verified against

- [https://github.com/NousResearch/hermes-agent](https://github.com/NousResearch/hermes-agent)

The corpus does not rewrite vendor documentation. Where copy is quoted verbatim it is marked as such and attributed to its source.