Task

Citations

50 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

Openalex search x402 REST usage

OpenAlex scholarly search: works with citations and open-access links — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Search & Research 1 calls / 30d checked 2026-10-25

0.003 USDC per call per call

Toll402 x402 REST usage

Offline validator for a Romanian CUI (company tax ID). Strips an optional 'RO' prefix, applies weights 7-5-3-2-1-7-3-2 to the digits preceding the check digit (right-to-left), sums the weighted products, multiplies by 10...

toll402.dev Geo & Maps 3 calls / 30d checked 2026-10-26

0.001 USDC per call per call

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