Task

Presence

2 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.

d21 directory_presence x402 REST usage

Supporting meta ledger: CURRENT listing presence for THIS origin. Secondary to Signal.

draconic21-x402-api.onrender.com Crypto & Payments 2 calls / 30d checked 2026-10-26

0.06 USDC per call per call

ScrapeCheck x402 REST usage

Checksum tier (deterministic, no LLM): verifies the exact bytes served at a public URL hash to a claimed sha256, by independent double re-fetch. Use it to confirm a download or artifact matches its published checksum. Bo...

scrapecheck.fly.dev Web & Scraping 7 calls / 30d checked 2026-10-26

0.002 USDC per call per call

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