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Coinbase’s x402 Posts Record Usage as AI Micropayments Take Off

The HTTP 402-based protocol enables instant, signed stablecoin payments settled on-chain.

Overview

  • On-chain dashboards recorded roughly 500,000 transactions between Oct. 14 and 20, a ~10,780% jump from four weeks earlier.
  • Late October set single-day highs with $332,000 in processed volume on Thursday and 239,505 transactions on Friday.
  • CoinGecko created an "x402 tokens" category as related assets swelled to about $178–$180 million in market value, up roughly 260% in 24 hours.
  • Coinbase CEO Brian Armstrong underscored the momentum, posting that "x402 [is] growing like crazy."
  • Reported integrations include Binance support with tests cited involving Google Cloud and AWS, while some observers questioned how much of the surge reflects organic demand.