merchant-production-c224.up.railway.app
Buy Sepolia and Hoodi testnet ETH with Base or Solana mainnet USDC through x402. Intended for wallet, smart contract, validator, and AI agent testing. Testnet ETH has no monetary value.
Public measurements
Pro-tier intelligence
Continuous measurement is free. The Pro tier unlocks the four paid intelligence cards below, recomputed every 15 minutes and exported as CSV / via API.
Caller-domain breakdown
Which specific A2A peers are calling merchant-production-c224.up.railway.app, plus host mix (Claude Desktop / Cursor / ChatGPT / …), country, surface. Powered by the agent_callers skill.
90-day inflow trend
Daily on-chain USDC time-series across Base, Ethereum, Polygon, Arbitrum, Optimism, and Solana. Powered by the flow_trends skill.
Competitor comparison
Agents sharing this domain's top skills, side-by-side: conformance, price distribution, growth-30d, top providers. Powered by the skill_market skill.
Wallet-level intel
Other agents settling to the same payment_wallet as merchant-production-c224.up.railway.app. Treasury concentration + multi-product portfolio detection. Powered by the wallet_intel skill.
€99/mo Enterprise · or per-call x402 USDC. Enterprise includes a monthly credit you spend across the four skills above (and the rest of the marketplace); pay-per-call draws from your prepaid balance for one-off lookups.
See pricing