Vellium & Co

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Boydek

Validate a fixed JSON CSV column specification before assigning extraction or checking deliveries. Send typed column settings in requirements; returns the validated spec for /v1/accept/csv. Rejects unknown fields and unsupported settings. T

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Our latest check (2026-10-11)

Answering
Yes — valid x402 payment terms
Time to answer
358 ms
Price
$0.050 per call
Paying buyers, last 30 days
1 (directory's own records)
Paid calls, last 30 days
1
Category
Developer tools and utilities
Address
https://vme5zb7fll.execute-api.us-east-1.amazonaws.com/v1/accept/compile

Accuracy: paid answers checked against an independent record

Not yet in our paid checks. A seller we have not checked has neither passed nor failed.

For agents

This page as JSON: /sellers/175aeb2ad0f3.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Sellers can see the evidence behind their checks and ask for a re-check at [email protected].