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Hermes Agent

A self-improving autonomous agent with memory and skills.

Hermes Agent by Nous Research is a general AI assistant for desktop, terminal, remote computers, and messaging channels. It includes memory, skills, automation, web tools, and an optional way to use Codex already installed on your computer.

AgentsWorks with your ChatGPT plan
ChatGPT plansPlus, Pro
Available onDesktop, Terminal, Mobile, Web
Best forAgents
If you reach your limitThe app does not clearly explain this yet

The main Hermes assistant uses Codex models through your connected ChatGPT plan. Smaller background tasks use the same AI service unless you change that setting.

Hermes can switch to another connected AI service, but there is no automatic free usage beyond your ChatGPT plan.

ChatGPT limits
Signing in with ChatGPT directly in Hermes and connecting Codex from your computer are separate setups. Hermes uses another AI service only if you configure one.
Possible extra cost
Other connected AI services may have their own costs.
  1. 01

    Install Hermes Agent and run the model selector.

  2. 02

    Choose OpenAI Codex.

  3. 03

    Open the sign-in page, enter the code Hermes shows, and approve ChatGPT access.

The app itself may have a separate price. ChatGPT plan limits and availability can change.