Mozaika

by mozaika.design · design.mozaika/mozaika

Measured design systems decoded from 588 real products, for coding agents.

OnlineRemote
Category
Images, video and audio
Connection
Remote (HTTP)
Tools
23 reported
Status
Online

Connect it to your AI

Claude Code

claude mcp add --transport http mozaika https://mozaika.design/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://mozaika.design/mcp

This server expects extra headers, usually an API key from its maker.

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "mozaika": {
      "url": "https://mozaika.design/mcp"
    }
  }
}

Tools it offers

23 tools, as the server itself reported during our check on Oct 31, 2026.

  • search_screensSearch real product UI screens for design reference. Use this BEFORE designing any page/component so your output matches how the best-designed products actually solve the problem. Returns structured metadata (description
  • get_screen_sectionsList the distinct sections of a page (hero, pricing cards, testimonial/feedback, footer, ...) so you can emulate a specific part. Each section links back to its page (parent_slug) and the product's design system (call ge
  • list_user_flowsList real product user flows (ordered screen journeys) — e.g. signup→dashboard, browse→checkout. Use to understand how a whole journey is structured before building it. Returns flow summaries; call get_user_flow(slug) fo
  • get_user_flowGet one user flow with its ordered steps, each including full screen metadata and image_url. Returns an error dict if the flow is not found.
  • get_screenGet full metadata + image_url for a single screen by slug.
  • get_design_systemGet a product's full, LLM-verified design system so you can match its exact look. Use this for "design like <product>" (e.g. site="Linear", "Stripe", "Figma"). Returns (default): color_scheme; colors with named roles (ba
  • get_design_historyMeasured design CHANGE HISTORY for a live-decoded domain — the Decode Ledger. Token-level diffs between deep decodes over time: "radius 4px→8px", "primary hover #4032C8→#0A2540", "motion dominant 150ms→200ms", each dated
  • audit_codeWhen the user says a screen looks generic, cheap or off and you need to know WHY — paste the code and get numbers back. This is the one tool here that reads YOUR work instead of someone else's product. Give it the compon
  • validate_designGrade YOUR design values against the measured corpus (hundreds of real products, decoded live — not opinions). Pass whichever metrics you have; each returns its percentile, the corpus median/p25/p75 and a verdict. Use th
  • get_web_benchmarkThe Measured Web — how the web is ACTUALLY designed, measured live across hundreds of real products (not opinions): the median design score, border-radius, body/hero font size, colour + light/dark split, spacing grid, an
  • get_design_driftHas this product's design system CHANGED since it was decoded — and which of its numbers are safe to hard-code? Mozaika re-measures the most-referenced products from the live DOM every night and keeps a dated ledger, so
  • list_design_changesWhat actually changed in the web's design systems lately — the nightly Drift Ledger feed. Mozaika re-measures ~100 of the most-referenced products every night and records a dated row per product even when nothing moved,
  • get_sectionGet one product's specific section fully specified — its decoded spec + reference image_url + the parent product's design tokens — in a single call. Use this for "build a <section> like <product>", e.g. get_section("Line
  • compare_sectionsSee how the BEST products each solve the same section — one call, cross-product. Use before designing any section: e.g. compare_sections("Pricing / Plans") returns a ranked panel (one per product) of real pricing section
  • get_componentGet one product's UI component fully specified — its anatomy read from the LIVE DOM (exact padding / height / border_radius / border / box_shadow / font_weight / letter_spacing / transition + the real :hover state) plus
  • compare_componentsSee how the BEST products each build the same UI atom — one call, cross-product, each with its anatomy read from the live DOM. Use before building any component: compare_components("Button") returns a ranked panel (one p
  • get_recipeThe universal BUILD-KIT fetcher — the measured spec + code to reproduce a piece of UI. `recipe_type` selects which library across three families (all agent-ready through this one call): • COMPONENTS (decoded live from a
  • compare_recipesSee how the BEST products each build the same hard pattern — one call, cross-product. Use before building any complex pattern: compare_recipes("Command Palette") returns a ranked panel (one per product), each entry carry
  • get_productPull an entire product as an agent-ready build kit: the full multi-format design system (tokens + DESIGN.md/Tailwind/CSS/JSON), every curated page, every section grouped by type (with spec + image_url), plus any user flo
  • list_my_design_systemsList YOUR private design systems (BYODS) — the sites you decoded into your own/your team's scope. Each item has name + slug; pass the slug/name to get_design_system or get_product to build against it. Returns an empty li
  • get_asset_packGet a ready-made AI-generated icon pack (12 consistent icons) — e.g. a house style like 'clay-starter' / 'line-minimal-starter', or a pack generated in the MEASURED style of a decoded brand. Free and unmetered. Each imag
  • generate_assetGenerate ON-BRAND icons with AI: subjects (1-12 short nouns, e.g. ["settings gear", "credit card"]) rendered in ONE consistent style. style_from is either a decoded domain ("stripe.com" — the icons match that brand's MEA
  • get_scoreDesign Score: a 0-100 design audit MEASURED from the site's live DOM (real WCAG contrast pairs, detected type ladder, spacing grid, forced hover states, motion) — scored against the whole measured-web corpus ("top N% of

Questions

What is the Mozaika MCP server?

Measured design systems decoded from 588 real products, for coding agents. It is made by mozaika.design and listed in the official MCP Registry as design.mozaika/mozaika. MCP (Model Context Protocol) is the open standard that lets AI apps like Claude, ChatGPT and Cursor use outside tools.

How do I add Mozaika to Claude?

In the Claude app or claude.ai, open Settings, then Connectors, choose "Add custom connector" and paste https://mozaika.design/mcp. In Claude Code, run: claude mcp add --transport http mozaika https://mozaika.design/mcp

How do I add Mozaika to ChatGPT?

ChatGPT can use remote MCP servers as connectors. In ChatGPT settings, under Apps and Connectors, turn on developer mode if asked, create a new connector and paste https://mozaika.design/mcp.

How do I add Mozaika to Cursor?

Open Cursor settings, go to MCP, choose "Add new MCP server" (or edit ~/.cursor/mcp.json) and add: { "mcpServers": { "mozaika": { "url": "https://mozaika.design/mcp" } } }

Does Mozaika work right now?

Yes. It responded when we last checked on 31 Oct 2026. We check remote MCP servers every day.

What can Mozaika do?

It gives your AI 23 tools, including search_screens, get_screen_sections, list_user_flows, get_user_flow, get_screen. The full list is on this page.

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Markdown (GitHub README)

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