Prepaid pack — $19 USDC

1,000 API calls. One-time. No Stripe. Settles to the existing store wallet on Base.

payTo: 0xc91cE6291eDC0713ec753BAFBA002506ffb2b95c
amount: 19000000 atomic USDC on Base (eip155:8453)
facilitator: coinbase-cdp

Pay $19 USDC via x402

Wallet or agent: unpaid GET https://store.agentexchange.work/buy/credits returns HTTP 402. Sign and retry with X-PAYMENT. A paid request returns ak_live_….

curl -i https://store.agentexchange.work/buy/credits

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