MARKET MONITOR / CATALOGUE Services 140,231 MCP listed 42,283 x402 98,061 Rails Base / Solana / Polygon / Arbitrum Imported 2026-11-04 · 3 sources
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Daily transfers, volume and coverage →

x402 Ping

x402 resource x402 REST

api.gptshopltd.com · api.gptshopltd.com · Crypto & Payments

Cheapest possible paid call for testing an x402 client end to end. Returns pong plus server time. $0.001.

Price per call 0.001 USDC per call published unit: per call
Calls · 30d — not reported by any source
Buyers · 30d 2 Observed sending wallets · Base USDC · partial sender history · purchases unverified
Volume · 30d $0.003 Observed Base USDC inflows · 30 of 30 complete UTC days measured · lower bound
Inflow growth · 7d — not comparable (baseline under $1 or window incomplete)
Trx · 30d 3 Observed transfers · 30 of 30 complete UTC days measured · not verified purchases

Observed inflows · last 30 days

$0.01USD observed / day
2026-10-05grey = not scanned · UTC days2026-11-03
Observed inflows by window for x402 Ping.
Window Observed Transfers
Last complete day (2026-11-03) $0.00 0
Last 7 days $0.003 3
Last 30 days $0.003 3
Growth, 7d against the 7 before not comparable
Source: on-chain transfer scan (USDC on Base) Window: 2026-10-05 → 2026-11-03 Scanned: 30/30 days Sample: 30 days with a measurement First seen: 2026-10-05 Last update: 2026-11-03

Daily history →. Observed transfers show value arriving at the payout address; they do not establish service revenue.

Blockchain wallets

Full addresses · public payment evidence

Receiving wallets are payment addresses published for this service. Sending wallets transferred funds to an exclusive receiving address; this alone does not prove a purchase or identify an agent.

Receiving wallets · provider payment addresses

All published receiving wallet addresses for x402 Ping.
NetworkFull wallet addressEvidence
Solana Bx9Fq6sNBR6fhE5Auw8A9N6mwHLERrhYWcC8gLGtQAut Exclusive to this catalogue serviceFrom source record · source: payai
Base 0x51dec2df04885ba291fc56125dd7c7d85a8ce44e Exclusive to this catalogue serviceFrom source record · source: payai

Sending wallets · observed counterparties

Showing 1–2 of 2 matching addresses · 2 retained in total. Source: on-chain transfer scans. Dates are UTC days.

All retained sending wallet addresses observed for x402 Ping.
NetworkFull wallet addressTransfersFirst / last observedLast scanned (UTC)
Base 0x9a1066feec0822996875a28a3d4e058175af6c92 2 2026-11-02 / 2026-11-02 2026-11-03 23:38:33
Base 0xa1d1c0cf717402ff3651aa4873ccf96410b01978 1 2026-11-02 / 2026-11-02 2026-11-03 23:38:33

Coverage includes retained scans only, not every historical transaction. Earlier daily totals cannot recover sender addresses. Sender lists exclude shared receiving wallets, whose transfers could belong to another service. A provider address does not establish wallet ownership.

Competitors & category benchmark

Rank the whole category →
Closest competitors Crypto & Payments

Sorted by source-measured calls, not by our opinion. The right-hand figure is observed inflow, which stays empty for peers whose address is shared.

Category benchmark 32,480 services in this category
With a measured call count 25,742 (79.3 %)
With a published price 30,196 (93.0 %)
With attributable inflows 313 (1.0 %)
Observed inflows · 30d $649,932.36
Median measured calls 2
Median price per call $0.01