How to Install and Start Using Hermes Agent

TL;DR

Install Hermes on a dedicated computer or virtual private server if you want continuous availability without exposing the files on your primary device. Hermes combines model flexibility, messaging access, tools, memory, and automatically created skills, allowing it to retain preferences and improve its handling of repeated tasks over time.

Transcript

Here's a nononsense guide to the Hermes agent. Picture a spectrum. On one end are chatbots. You ask, they answer, then they forget you. In the middle are coding agents like Claude Code. They do the work, but only inside one session, then it resets. And all the way over in a league of its own is Hermes, an agent that remembers everything and keeps r... Read More

Key Insights

• Hermes is an AI agent that can use calendars, email, files, presentations, applications, websites, and messaging platforms. It is designed to remain available continuously and can be reached through channels such as Telegram, Discord, Slack, and WhatsApp.
• An AI agent is composed of three central elements: a model that acts as its brain, a harness that supplies tools and interfaces, and context that provides the workspace, instructions, skills, and memory used during its work.
• Hermes is model agnostic, which means users can select from different models, including open-source options. The guide identifies this flexibility as an advantage shared with OpenClaw because it can support broader model choice and more control over costs.
• Hermes updates its memory automatically after several messages, according to the guide. This process allows the agent to retain information about the user instead of treating every interaction as an isolated session that disappears when the current session ends.
• Hermes can detect tasks that a user requests repeatedly and propose creating a skill for them. Once built, that skill can preserve the user's preferences and help the agent perform the same type of task more consistently during later interactions.
• A dedicated machine or virtual private server is preferable to a primary computer for continuous operation. A personal device stops hosting the agent when powered off, while broad file access can introduce unwanted deletion or editing risks on important local files.
• A virtual private server is a rentable computer in the cloud that can host Hermes for a few dollars per month, as characterized in the guide. The demonstrated Hostinger workflow deploys a prepared Hermes option and then exposes a guided setup page.
• OAuth-based model access is presented as more predictable than token-based API billing. The guide recommends OpenAI Codex because it supports authorization through an existing subscription, while API keys charge by token and do not impose the described monthly spending ceiling.
• More videos from this channel:
  • How to Prompt Opus 5.5 for Faster, Cheaper Work
  • How to Create Agency Quality Video Ads with NanoBanana
  • How to Build Diagrams with Claude and Excalidraw
• More from this channel: Jay E | RoboNuggets

Questions & Answers

Q: What is Hermes Agent and what can it do?

Hermes is an AI agent designed to retain context, use tools, and remain available beyond a single session. It can interact with services such as calendars and email, create files and presentations, build applications or websites, and communicate through Telegram, Discord, Slack, WhatsApp, and other messaging platforms. Its memory and skills are intended to improve through continued use.

Q: How does Hermes Agent improve as you use it?

Hermes improves through a self-evolving system for memory and skills. According to the guide, it automatically updates its memory after every few messages. When it notices that a user repeatedly requests the same task, it can suggest and build a reusable skill. That skill then preserves relevant preferences for performing similar work in the future.

Q: How is Hermes different from a session-based coding agent?

A session-based coding agent performs work within its current session and resets afterward, as described in the comparison. Hermes is positioned as a persistent agent that remembers information and can continue running when the user's laptop is off, provided it is hosted elsewhere. It also communicates through messaging platforms and develops reusable memory and skills over time.

Q: What are the three main components of an AI agent?

The three components are the model, the harness, and the context. The model serves as the agent's brain and supplies its knowledge and reasoning capability. The harness gives it tools for interacting with a workspace and user-facing channels. The context includes the workspace, instruction files, skills, memory, and other information that guides its behavior.

Q: Where should you install Hermes Agent?

Hermes should be installed on a dedicated device or a virtual private server if continuous operation and separation from personal files are priorities. A spare computer or Mac mini can serve as dedicated hardware. A virtual private server offers a cloud-based alternative for people without spare equipment and can remain available independently of their primary computer.

Q: Why should you avoid installing Hermes on your primary computer?

Installing Hermes on a primary computer undermines continuous availability because the agent also stops when that device is turned off. The guide also warns that agents can access and freely edit files when granted permission. Running Hermes separately therefore reduces the risk that it will delete or modify important files stored on the user's everyday device.

Q: How do you deploy Hermes Agent on a virtual private server?

The demonstrated process begins by choosing a VPS plan, selecting a server location close to the user's region, and finding the prepared Hermes Agent installation option. The user then creates a username and password and deploys the server. After deployment, Hermes appears under Docker Manager projects, where its access link opens the guided quick-setup page.

Q: Why does the guide recommend OAuth instead of an API key?

The guide presents OAuth as a way to connect Hermes through an existing subscription with a flat monthly charge, such as the cited amount of about $20 depending on the subscription. An API key instead bills according to tokens and usage, with no described monthly ceiling. For this reason, the guide recommends OpenAI Codex as the model connection.

Summary & Key Takeaways

• Hermes is presented as an always-available AI agent that can use tools, work with files, build applications or websites, and communicate through services such as Telegram, Discord, Slack, and WhatsApp. Its defining feature is a self-evolving context system that updates memory and turns recurring requests into reusable skills.

• The agent architecture consists of a model, a harness, and context. The model provides intelligence, the harness provides tools and interfaces, and context represents the working environment. Hermes is model agnostic and supplements its instruction files with skills and memory that develop as the user continues interacting with it.

• Hermes can be installed through a terminal command, on spare hardware, or on a virtual private server. The guide recommends avoiding a primary device because local shutdowns interrupt availability and file permissions create editing risks. Its illustrated VPS setup uses a Hermes template, credentials, Docker Manager, and a guided quick-setup page.