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hermes-persona-customization

Customize Hermes agent behavior via SOUL.md files and system prompt directives.

1|Updated Jun 23, 2026
Search Tags:#system prompt#hermes#behavior customization#response formatting#persona customization
One-click install
npx skills add https://github.com/whichguy/hermes-skills-marketplace --skill hermes-persona-customization
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: hermes-persona-customization
Source: https://github.com/whichguy/hermes-skills-marketplace/tree/main/skills/hermes-persona-customization
Command: npx skills add https://github.com/whichguy/hermes-skills-marketplace --skill hermes-persona-customization

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires hermes, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill enables users to customize the behavior of the Hermes agent through SOUL.md files and system prompt directives, allowing for personalized communication style, response format, and default behaviors.

Core Features & Use Cases

  • SOUL.md Configuration: Modify persona files and system prompt directives to tailor the Hermes agent's communication and behavior.
  • Session-Type Exclusions: Configure session-type exclusions to determine where directives apply.
  • Platform-Aware Formatting: Format messages differently for each platform to optimize user experience.
  • Phased Implementation: Implement new directives in phases from prompt-level to code-level, ensuring smooth integration.
  • Use Case: A user wants to customize the Hermes agent's response style for their specific use case, such as creating a friendly tone for interactive sessions or a formal tone for automated responses.

Quick Start

Run the following command to customize the Hermes agent's response style:

hermes skills install whichguy/hermes-skills-marketplace/skills/hermes-persona-customization

Frequently Asked Questions about hermes-persona-customization

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I customize Hermes agent behavior with system prompt directives?▼

You can customize Hermes agent behavior by modifying SOUL.md files and system prompt directives, which allows you to tailor communication style, response formatting, and default behaviors for your specific use case.

Can I exclude Hermes persona directives from specific session types?▼

Yes, you can configure session-type exclusions within the SOUL.md files to determine exactly which interactive or automated sessions the system prompt directives apply to.

Does Hermes support platform-aware response formatting for different platforms?▼

Yes, Hermes supports platform-aware formatting, allowing you to format messages differently for each platform to optimize the user experience across various environments.

What is the best way to implement new system prompt directives in Hermes?▼

The best way to implement new directives is through phased implementation, rolling out changes gradually from prompt-level configurations to code-level integration to ensure smooth adoption.

Do I need the Hermes agent installed to use SOUL.md persona customization?▼

Yes, you need the Hermes agent and its related configuration files actively installed, as the SOUL.md persona customization relies on the Hermes execution environment to process directives.

Why configure SOUL.md files for Hermes instead of standard system prompts?▼

Configuring SOUL.md files provides structured persona management, enabling granular session-type exclusions and platform-aware response formatting that standard flat system prompts cannot achieve.

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