CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine MCP Server

by cardworthscanner Your server? Claim it

answering

CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine is answering right now. Last checked 13 min ago. It exposes 8 tools.

Calculate PSA/BGS/CGC card grading ROI, 55/45 centering grades & Pokemon/Yu-Gi-Oh market values.

The linked repository no longer exists on GitHub — it was deleted or made private.

Uptime history 62 hours of history

62 hours agonow

100.0%

Uptime 24h

91 of 91 checks

Tools

read from the server

192 ms

Response time

average over 24h

open, no key

Access

streamable-http

What changed 6

Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 10 November 2026. No other catalogue keeps this.

10 Nov 5 tools appeared check_card_sleeve_and_holder_dimensions, compare_card_grading_company_tiers, estimate_ebay_tcgplayer_seller_net_payout and 2 more

10 Nov a tool changed version

This one has been quiet for a while

Quiet is not dead — but it is worth knowing when it wakes up, or when someone else takes it over. We watch the repository and tell you either way.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 13 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

claude mcp add mcp --transport http https://cardworthscanner.com/api/mcp

Settings → Connectors → Add custom connector, then paste this address

https://cardworthscanner.com/api/mcp

~/.codex/config.toml

[mcp_servers.mcp]
url = "https://cardworthscanner.com/api/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "mcp": {
      "url": "https://cardworthscanner.com/api/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "mcp": {
      "type": "http",
      "url": "https://cardworthscanner.com/api/mcp"
    }
  }
}

Available tools 8

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

calculate

calculate_card_centering_grade

Calculate trading card border centering ratios (Left/Right and Top/Bottom in mm or px) and determine maximum eligible grades across PSA (55/45), BGS (Black Label 50/50), CGC, and TAG.

calculate_psa_grading_roi

Calculate deterministic PSA / BGS / CGC card grading net profit, ROI %, expected value (EV), and break-even Gem Mint probability after 12.5% marketplace fees.

lookup

lookup_psa_bgs_cgc_grading_standards

Look up exact front/back centering tolerances, corner sharpness, edge whitening, and surface rules for PSA 10 Gem Mint, BGS 10 Black Label, CGC 10 Pristine, and TAG 1000.

lookup_tcg_card_market_price

Look up raw TCGplayer USD, Cardmarket EUR, PSA 9, PSA 10, and BGS 9.5 graded prices for Pokemon, Yu-Gi-Oh!, and Sports cards by name or card number (e.g. "Charizard", "4/102", "Umbreon", "Blue-Eyes White Dragon").

card

check_card_sleeve_and_holder_dimensions

Look up exact card dimensions in mm/inches and required submission holder specs (Card Saver 1 semi-rigid vs 35pt/55pt/130pt toploader) for Standard (Pokemon/MTG/Sports) vs Japanese (Yu-Gi-Oh!) cards.

compare

compare_card_grading_company_tiers

Compare submission fees, maximum declared value caps, and estimated turnaround business days across PSA, Beckett (BGS), and CGC based on post-grading card value.

estimate

estimate_ebay_tcgplayer_seller_net_payout

Calculate net seller take-home payout after platform final value fees (eBay 13.25%, TCGplayer Pro/Level 4, Goldin/PWCC vault) and shipping insurance.

identify

identify_vintage_pokemon_edition_markers

Identify 1999 Wizards of the Coast Pokemon Base Set print runs (1st Edition Thick/Thin Stamp, Shadowless Red Cheeks/Yellow Cheeks, Unlimited, 1999-2000 4th Print UK) from visual border and copyright cues.

Endpoints

URL	Transport	State	Latency	Checked
https://cardworthscanner.com/api/mcp	streamable-http	answering	179 ms	13 min ago

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CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine — questions

Answers built from our own checks of this server.

What can CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine do?

It exposes 8 tools, read directly from the server on our last check. Among them: calculate_card_centering_grade, calculate_psa_grading_roi, check_card_sleeve_and_holder_dimensions, compare_card_grading_company_tiers, estimate_ebay_tcgplayer_seller_net_payout, identify_vintage_pokemon_edition_markers and 2 more. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

What is CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine mostly used for?

Its tools cluster around lookup and calculate. That is what this server is built to work with — the grouping comes from the actual tool names, not from a category we assigned.

Is CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 192 ms. The bar chart above shows every period we have measured.

Is CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine still maintained?

The linked repository no longer exists on GitHub — it was deleted or made private. We show this because it changes what you can expect: an unmaintained server may keep answering for months and then stop without warning.

How do I connect CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine?

Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine need an API key?

No. CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 8 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is CardWorthScanner — TCG Price, Centering & PSA Grading ROI Engine?

It answers our handshake in 192 ms on average, which is faster than 69% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.