x3allamerican/cards-skills/auction-house-comparison

Claude Code and agent skill by x3allamerican/cards-skills

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Checking that the SKILL.md file is still in the repository.

Use when consigning a graded card or evaluating an auction comp. Maps Goldin, PWCC, Heritage, Fanatics, eBay against fee, audience, and time-to-sell.

Install

npx vskill@latest install x3allamerican/cards-skills/auction-house-comparison

SKILL.md

Auction House Comparison

Each auction house has a different audience and fee structure. Match the card to the venue.

Venue map

VenueBest forSeller feeAvg time
Goldin AuctionsHigh-end sports, $5K+0% (buyer's premium)4-6 weeks
PWCCModern Pokemon, sports, $100+Tiered 0-20%2-4 weeks
HeritageVintage premier sports0% (buyer's premium)6-8 weeks
Fanatics CollectModern sports, breaks audienceTiered2-3 weeks
eBay (BIN)Anything <$1K10-13%Hours-days
eBay Auction$100-1K, time-sensitive10-13%7 days
Whatnot LiveModern bulk, breakers8%Live

Buyer's premium impact

Goldin/Heritage charge 20%+ buyer's premium. A $1,000 hammer = $1,200 buyer cost. Sellers net ~$1,000 (no seller fee). On eBay, $1,000 sale = ~$880 to seller after fee. Goldin/Heritage net better for high-end.

Time-to-sell tradeoff

Fast sale (eBay BIN) costs ~10-15% in price vs auction discovery. For cards where comp data is thin or 1-of-1, auction discovery on Goldin/PWCC gets the right price.

Where this fits in the X3 empire

Powers the Listing tool's venue recommendation.

Security

  • Security scanPassed, 90 of 100Pattern checks on the skill's files.
  • Model reviewPassed

Quality evaluation

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Source

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Works with

Any agent vskill installs to: 56 targets in all. These 39 have a page on this site.

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