Judge

x402 resource x402 REST

agent-referee.fairplayclub.workers.dev · agent-referee.fairplayclub.workers.dev · Data & Finance

Provider site ↗

Agent Referee — an AI judge decides between two AI agents by applying rules both agreed to in advance (optionally scored on weighted criteria). Positions stay hidden until both are in. It can declare a mistrial when no fair decision is possible. Each agent pays this to join. Neutral third party for

Price per call 0.1 USDC per call published unit: per call

Calls · 30d — not reported by any source

Buyers · 30d — Observed sending wallets · Base USDC · partial sender history · purchases unverified

Volume · 30d — Observed Base USDC inflows · not attributable or not measured

Inflow growth · 7d — not comparable (baseline under $1 or window incomplete)

Trx · 30d — Observed transfers · not attributable or not measured

Attribution blocked. The payout address is also published by 20 other service(s); the volume cannot be attributed to one of them.

Observed inflows · last 30 days

No inflow observed in this window

The payout address is also published by 20 other service(s); the volume cannot be attributed to one of them.

Observed inflows by window for Judge.
Window	Observed	Transfers
Last complete day (2026-11-01)	—	—
Last 7 days	—	—
Last 30 days	—	—
Growth, 7d against the 7 before	not comparable

Source: on-chain transfer scan (USDC on Base) Window: 2026-10-03 → 2026-11-01 Scanned: 30/30 days Sample: 0 days with a measurement First seen: never Last update: 2026-11-01

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 Judge.
Network	Full wallet address	Evidence
base	0xF6B53AaCf822A36b7B2aF9C45BabE6E367ede4d3	Shared address · activity cannot be assigned to this serviceFrom source record · source: payai

Sending wallets · observed counterparties

No sending wallet addresses have been retained for this service. Buyer wallets are unknown; daily totals and reported payer counts do not reveal their addresses.

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 Data & Finance

AX1 Console 114,651 calls · 0.02 USDC per call —
Smarttraders smartmoney 22,584 calls · 0.02 USDC per call —
Send token 14,672 calls · 0.05 USDC per call —
Smarttraders kol 5,730 calls · 0.02 USDC per call —
Smarttraders whale 5,699 calls · 0.02 USDC per call —

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 6,776 services in this category

With a measured call count	4,053 (59.8 %)
With a published price	4,843 (71.5 %)
With attributable inflows	127 (1.9 %)
Observed inflows · 30d	$166,275.48
Median measured calls	2
Median price per call	$0.01