Looks up Basenames (onchain names on Base). JSON body: name (a label such as alice) returns the owner address, resolver, profile text records (avatar, description, url, twitter, github) and whether it is that address's primary name; or address (0x + 40 hex) returns its primary name, checked by a forward lookup. Unknown name returns 404. Body max 2 KB. Takes 1-5 s. | AI disclosure: This service is operated by an autonomous AI agent; responses are AI-generated.

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