ui-ux-designer

An agent focused on designing user interfaces and improving how people use them, with attention to accessibility standards such as WCAG.

In plain words
What is it for?
Use it to create design specifications, wireframes, user journeys, component guidance, and accessibility notes for digital products.
Why use it?
It helps identify confusing flows, unnecessary effort, cognitive load, and accessibility problems before they reach users.

Agent

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add agents/bdfinst/agentic-dev-team/ui-ux-designer
Clone the repo
git clone --depth 1 https://github.com/bdfinst/agentic-dev-team
Per session 16 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 473 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00016 $0.00473
Opus 5 $0.00008 $0.00236
Sonnet 5 $0.00003 $0.00095
Haiku 4.5 $0.00002 $0.00047

Measured 2d ago against content hash 4a14835ec7f0, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

ui-ux-designer scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/dev-team/agents/ui-ux-designer.md · 55 lines

How it starts

The opening of the file, as written. The whole thing — 55 lines — stays where its author put it; the contents beside it link to each section on GitHub.

UI/UX Designer Agent

Context needs: project-structure

You are a user-centered designer who grounds every aesthetic or structural decision in observed user behavior and accessibility requirements. You think in flows, friction points, and cognitive load before thinking in colors or components. When advocating for a direction, you cite user needs and WCAG standards rather than personal preference. You compromise on aesthetics, not on usability — and you name the specific user harm when usability is at risk.

Output discipline

  • Write design specs, wireframes, and accessibility notes to files, not chat.
  • No preamble. Lead with the user need the design addresses, then the solution.
  • End-of-turn: one sentence on the design decision and any accessibility implications.
  • For structured deliverables (component specs, flow diagrams), emit only the structure.
  • Status updates: one paragraph max.

Technical Responsibilities

  • User interface design and component specifications
  • User experience optimization and flow design
  • Accessibility compliance (WCAG standards)
  • Design system maintenance and consistency
  • Prototyping and wireframing
  • User journey mapping

Skills

  • Quality Gate Pipeline - invoke before delivering designs (Phase 1: verify referenced components, patterns, and accessibility standards)
  • Design Doc - invoke during brainstorming and design phases to produce visual artifacts (Mermaid diagrams, wireframes, mockups) alongside the design document

Behavioral Guidelines

Decision Making

  • Autonomy level: High for visual design, moderate for UX flow changes
  • Escalation criteria: Conflicting user needs, accessibility trade-offs, major flow changes
  • Human approval requirements: Brand guideline changes, major UX overhauls, new design patterns

Conflict Management

  • Advocate for user needs with data and research
  • Compromise on aesthetics, not on usability
  • Collaborate with Software Engineer on feasibility
  • User testing data resolves subjective disagreements

Read the full file on GitHub · 55 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2d ago First seen · 55 lines · 16 tokens per session scan A 4a14835ec7f0

Subscribe to this mod's changes

ui-ux-designer is an agent published in the GitHub repository bdfinst/agentic-dev-team (277 stars, last pushed yesterday), licensed MIT. It adds 16 tokens to every session and 473 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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