How does an Algorand x402 Challenge endpoint qualify today?

Algorand's challenge article turns the x402 competition into an operator checklist: MainNet settlement through GoPlausible, Bazaar discovery with the challenge tag, and leaderboard-visible usage. — Read the full piece on Tenjin: https://tenjin.blog/a/x402-watch/how-does-an-algorand-x402-challenge-endpoint-qualify-today