UX Agent Skills vs QuickBuild token-saver tools + x402
UX Agent Skills is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑29.
UX Agent Skills is a plugin bundle for AI coding tools published by Carl Sziebert. No marketplace we read lists it any more. QuickBuild token-saver tools + x402 is an MCP server published by quickbuild.quynguyenbac.workers.dev. Marketplaces we read that list it: 1 (Official MCP Registry). As of our marketplace pass on 2026-11-14. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace | ||
|---|---|---|
| Community marketplace carlsz/ux-agent-skills | Removed on 2026-10-29 Version: 0.6.0 Forks (GitHub): 0 Stars (GitHub): 16 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 1.2.0 No figure published Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | UX Agent Skillsno longer listed · | QuickBuild token-saver tools + x402 |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 1 |
| Stars (GitHub) (differs) | 16 | No figure on GitHub |
| Forks (GitHub) (differs) | 0 | No figure on GitHub |
| Last release (differs) | Not published | 2026-10-29 |
| Where it runs (differs) | Installs as a plugin bundle | Remote server (quickbuild.quynguyenbac.workers.dev/mcp) |
| Transport (differs) | Not stated | Streamable HTTP |
| Tools it declares | Not published | Not published |
| Environment variables it asks for | Not published | Not published |
| Parts of the bundle (differs) | 13 | Not a bundle |
| Licence (differs) | MIT | Not stated |
| Repository (differs) | github.com/carlsz/ux-agent-skills | Not stated |
| Changes in the last 7 days | 0 | 0 |
| First seen (differs) | 2026-10-15 | 2026-10-20 |
| Endpoint at the last check (differs) | no remote endpoint we check | Responded 7 h ago |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of UX Agent Skills
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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Visual UI/UX scanner auditing websites for heuristic compliance.
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Accessibility and UX audit findings, fix prompts and remediation tasks for your websites.
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Audit and improve front-end usability using 15 established design principles. Acts as a Senior UX designer/engineer reviewing your interface end-to-end.
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Use this agent when you need to optimize UI/UX components or interfaces for mobile-first experien...
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Conduct comprehensive design audits analyzing usability heuristics, accessibility compliance, visual consistency, and design system adherence.
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UX regression testing for browser-based and webview-based apps.
What each says it does
UX Agent Skills
Audit, spec, and verify production-grade experiences for humans and agents alike.
QuickBuild token-saver tools + x402
Free no-LLM token savers: URL→Markdown, outline, JSON trim, log compress, token count; x402 extras
How to run each
UX Agent Skills
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
QuickBuild token-saver tools + x402 As a remote MCP server
claude mcp add --transport http agent-tools https://quickbuild.quynguyenbac.workers.dev/mcpCommands built only from what the marketplaces declare; the full set for every client is on each card.
Only QuickBuild token-saver tools + x402 has a remote endpoint we check. How we check endpoints
Tools each declares
Neither the marketplaces of UX Agent Skills nor its endpoint list any tools, so we do not compare tools.
Settings each asks for
Neither one's marketplaces publish the settings it asks for.
What it can do: UX Agent Skills · What it can do: QuickBuild token-saver tools + x402 · Compare two other plugins
Data comes from public marketplace files in GitHub repositories of their authors. Data comes from the Official MCP Registry (registry.modelcontextprotocol.io), CC0 1.0. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.