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MARKET MONITOR / CATALOGUE Services 129,904 MCP listed 40,274 x402 89,697 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-28 · 3 sources
Provider

canary.countersignpay.com

canary.countersignpay.com · 1 listed service · provider site

Head x402 REST usage

Current Base mainnet block height and base fee per gas in wei, read from the chain at request time

canary.countersignpay.com Other services 14 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Provider identity is derived from the domain or repository in the source record. If two vendors share a host, they appear together here — that is a limitation of the data, not a statement about ownership.