Task

Access Control Allow Origin

1 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.

CORS Header Checker x402 REST usage

Sends a real request to any URL you provide, attaches an Origin header, and reads back all six standard cross-origin permission headers the server returns. Tells you whether cross-origin requests are enabled at all, whet...

cors-header-checker.underscoredone.com Infrastructure 7 calls / 30d checked 2026-10-26

0.01 USDC per call per call

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