Marketplace · API · x402

pay.polyluthier.com/v1/x402/polyluthier/explore-data

PolyLuthier explore data: six calculated design studies of a 3D-printed violin (top, back and cavity choices with modeled mass and mode frequencies), a trade-off summary and auxetic-body preview geometry, as one ZIP of about 40 MB, edition 2026-10-29. Useful for makers and researchers comparing printed-violin design choices. Calculated, not measured; no tone claims. CC BY-SA 4.0 with attribution; payment covers delivery only. US purchasers only.

Endpoint	`https://pay.polyluthier.com/v1/x402/polyluthier/explore-data`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x610BD11287417f045b5207f5Fb9fC3AAc601686f
method	GET
last updated	2026-11-13T07:08:59.887Z

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Call it (an x402 client pays automatically)

curl -i https://pay.polyluthier.com/v1/x402/polyluthier/explore-data
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

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curl https://aipaygen.com/v1/catalog/api/x402-c45c9653c1310d4d

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{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}