x402 Counterparty Score
Trust scores for x402 sellers: wash-trading, real buyers, verdict. $0.02/score via x402 on Base.
Connect it
Settings → Connectors → Add custom connector
URL: https://x402score.org/mcpSettings → Apps & Connectors → Advanced → Developer mode
Create connector with URL: https://x402score.org/mcp{
"mcpServers": {
"counterparty-score": {
"url": "https://x402score.org/mcp"
}
}
}claude mcp add --transport http counterparty-score https://x402score.org/mcp{
"servers": {
"counterparty-score": {
"type": "http",
"url": "https://x402score.org/mcp"
}
}
}2 tools, verified live
score_x402_counterpartyread-onlyReturns trust verdict (trusted/caution/avoid) with wash-trading ratio, real-buyer count, and repeat-buyer rate for an x402 endpoint URL or pay-to address. $0.02/call. Computed from Base on-chain settlement data and the x402 Bazaar catalog; a score is sold only if refreshed within the past 24 hours.
get_sample_scoreread-onlyReturns a clearly-marked stale sample counterparty score in the exact response schema of score_x402_counterparty (verdict, wash_trading_ratio, real_buyer_count, repeat_buyer_rate, source, updated_at, confidence). Free, no payment required, no input required. Sample data is fixed and expired by design â use it to validate response parsing, then call score_x402_counterparty ($0.02/call) for fresh
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