# Csscreme Design Systems MCP server

Source: https://glimind.com/server/mcp-registry%2Fcom.csscreme%2Fdesign-systems
Registry id: `mcp-registry/com.csscreme/design-systems`
Status: live (checked 2026-10-27T10:55:48.430Z)

## Verdict

Csscreme Design Systems MCP server answered 99.97% of Glimind's liveness checks over 30 days, better than 39% of MCP servers, with 611 ms median handshake and 1 outage in 90 days. Its agent-readiness grade is A (92/100) across 13 tools, costing an agent about 2,997 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 99.97% | 39% of MCP servers |
| Median handshake latency | 611 ms | 37% of MCP servers |
| p95 handshake latency | 3015 ms | — |
| Checks in 30 days | 4,979 | — |
| Outages, 90 days | 1 | — |
| Median recovery | 8 min | — |
| Agent-readiness score | 92/100 (A) | 72% of MCP servers |
| Tools | 13 | — |
| Tool-list size for an agent | ~2,997 tokens | 45% of MCP servers |
| Days observed | 29 | — |

## Install

```json
{
  "mcpServers": {
    "csscreme-design-systems-mcp-server": {
      "type": "http",
      "url": "https://csscreme.com/mcp"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http csscreme-design-systems-mcp-server https://csscreme.com/mcp
```

## Tools (13)

- `css_feature`: Answers two questions about a modern CSS feature with data instead of recall. First, its Baseline status (widely available, newly available, or limited availabi
- `decode_site`: Read a sample of pages from one site (from its sitemap.xml, or the homepage links when there is no sitemap) and report what is CONSISTENT across them: which dec
- `decode_url`: Fetch a public site's HTML and stylesheets and return what its CSS declares: named custom properties that look like design tokens, the colours it uses most, its
- `get_agent_rules`: Return a short standing-instructions block that makes every future session read DESIGN.md before touching UI. Paste it whole into CLAUDE.md, AGENTS.md or .curso
- `get_design_md`: Fetch the full DESIGN.md for one theme: semantic colour roles, the complete shadcn token set in light and dark, typography, radius, spacing, MEASURED WCAG contr
- `get_design_md_for_url`: Read the stylesheets of a public site and return a full DESIGN.md: semantic roles with the token each came from, measured WCAG contrast pairs, the tokens the si
- `get_install_command`: Return the exact `npx shadcn@latest add <url>` command that installs one theme into a shadcn/ui project, plus the registry URL it reads. Use when the user says 
- `get_scene_embed`: Returns paste-ready code for a CSS Crème Scene: an interactive 3D meadow (four seasons, dandelion clocks, or a garden of peonies, white roses, lilies, irises, h
- `get_theme_tokens`: Get the shadcn/ui registry item (OKLCH tokens, light and dark) plus the paste-ready CSS variables for one theme, and the one-line command that installs it for r
- `how_to_use`: Explains where a DESIGN.md belongs for a given coding agent (Claude Code, Cursor, v0, Codex, Lovable) so the design rules apply to every session rather than one
- `list_themes`: Browse the full catalogue of curated themes and templates. Use when the user wants to see options rather than search for one.
- `search_themes`: Find a design system by describing what you are building ("dark developer tool", "calm fintech dashboard", "playful consumer app"). Returns matching themes with
- `verify_design_md`: Every DESIGN.md carries a Fingerprint line. Pass the id and that fingerprint; the server answers whether the copy matches the current token set, and if not, ret

Measured by Glimind (https://glimind.com): MCP handshake + tool list only, no tool is ever called. CC BY 4.0.