x402-x.madnodes.xyz is a lightweight API provider offering a single endpoint to fetch a Twitter user's public profile by screen name. Priced at $0.05 per call and listed under the Solana network, it is aimed at web3 apps that need fast social identity enrichment or wallet-to-social linking. The endpoint is uncategorized and best suited for simple integrations that surface or verify Twitter profile data in dApps, dashboards, or analytics pipelines.