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100
MCP live MCP 2026-07-28 streamable-http

qart.uk QR studio

uk.qart/qart

qart.uk MCP server: resolve scanned codes, browse the free pool, and buy QR artwork.

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
558ms
last probe
Tools
8
callable
Resources
0
readable
Prompts
0
available
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
8 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
8 items in total; 3 or more earns these points.
pass Describes itself 10/10
84 characters; more than 30 earns these points.

Tools · 8

browse_free_pool

List the QR artwork currently claimable for free on qart.uk, one per style, with a preview image URL for each. This is the ANONYMOUS shelf — the same selection every signed-out visitor sees, and these…

buy_qr_outright

How to buy ONE finished QR artwork with no account at all, paying from your own wallet over x402. Returns the live price and the exact request to make. This is the right tool when you have a wallet …

explain_qart

Explain how qart.uk works: scan verification, retargeting a printed code, the free claim pool and its daily allowances, Studio pricing, and what happens to credits when a run is stopped or fails. Use …

get_credit_packs

What Studio credits cost: the packs on sale, their price in USD, and roughly how many images each buys. Anonymous — this is a price list. Read it rather than quoting a price from memory; packs change.…

get_dither_qr_parameters

The complete parameter contract for qart.uk's dithered photo QR recipe — an error-diffused technique (after andrew-t) that dithers a photograph into the space around each QR module, so the finished 1-…

get_qr_matrix

Return the actual QR MODULE GRID for a payload — the black/white matrix, plus a per-module map of which modules are function patterns (finder, separator, timing, alignment, format info, version info, …

preview_qr_encoding

Work out how a payload will encode as a QR code, without creating anything. Returns the exact string the pixels would carry, its byte length, the QR version and module count required, the capacity rem…

resolve_qart_code

Resolve a scanned qart.uk code to the URL it currently points at. Accepts the alias ('_ab12cde'), or a full qart.uk URL to pull it out of. Returns targetUrl, or disabledReason if the owner retired it.…

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://qart.uk/api/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "qart.uk_qr_studio": {
      "url": "https://qart.uk/api/mcp",
      "transport": "streamable-http"
    }
  }
}