Echo

Simulate diverse personas to identify UI friction and usability issues.

68|14|Updated Jan 7, 2026

Search Tags:#usability testing #user experience #cognitive walkthrough #persona #ux #friction analysis

Ready to run

npx skills add https://github.com/simota/agent-skills --skill echo-simota

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: Echo
Source: https://github.com/simota/agent-skills/tree/main/echo
Command: npx skills add https://github.com/simota/agent-skills --skill echo-simota

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill identifies user experience friction points by simulating diverse user personas interacting with an interface, ensuring usability and uncovering hidden issues before launch.

Core Features & Use Cases

Persona-Based Walkthroughs: Emulates over 11+ personas for cognitive walkthroughs.
Emotion Scoring: Quantifies user feelings (Valence/Arousal/Dominance) at each interaction.
Use Case: Before releasing a new mobile app feature, use Echo to simulate a "Rushing Parent" persona to identify any usability issues that might cause frustration or abandonment.

Quick Start

Use the Echo skill to perform a persona-based UI walkthrough with the 'Newbie' persona.

Frequently Asked Questions about Echo

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

FAQPage Schema

How do I perform a cognitive walkthrough to identify UX friction points?▼

Echo simulates over 11 diverse personas to perform persona-based UI walkthroughs. It evaluates cognitive load, emotional responses, and usability issues to uncover hidden user friction points before launch.

What is emotion scoring and how does it assess user experience?▼

Emotion scoring assesses user experience by quantifying Valence, Arousal, and Dominance metrics at each interaction step. This pinpoints exactly where interface elements trigger frustration, abandonment, or satisfaction during user walkthroughs.

Can I use persona-based usability testing for a mobile app feature before launch?▼

Yes, you can simulate specific personas like a Rushing Parent to test a mobile app feature before launch. This identifies usability issues, emotional friction, and potential abandonment triggers prior to release.

Does dark pattern detection integrate with behavioral economics principles?▼

Dark pattern detection integrates with behavioral economics principles during UX analysis. This combination exposes manipulative interface elements by evaluating cognitive walkthroughs and emotional responses across diverse user personas.

What is the best way to start a cognitive walkthrough with a Newbie persona?▼

To start a cognitive walkthrough with a Newbie persona, initiate a persona-based UI walkthrough. This simulates an inexperienced user to quickly expose basic usability issues, high cognitive load, and early friction points.