Endpoint · searchGETmcpfax-intel.bowling-anthony.workers.dev /seller-rank ?category=Restrict+the+ranking+to+one+category+%E2%80%94+e.g.+market-data&limit=How+many+sellers+to+return+%E2%80%94+e.g.+20
Leaderboard of x402 sellers by observed USDC inflow, with distinct payers, an HHI concentration measure and wash-risk flags.
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Leaderboard of x402 sellers by observed USDC inflow, with distinct payers, an HHI concentration measure and wash-risk flags. Sellers below the observation floor are returned unrated, not accused. The payer-graph discount applies only where wallet scan coverage supports it. HHI measures concentration, not common control.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.003 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://mcpfax-intel.bowling-anthony.workers.dev/seller-rank?category=Restrict+the+ranking+to+one+category+%E2%80%94+e.g.+market-data&limit=How+many+sellers+to+return+%E2%80%94+e.g.+20
MCP server on this host: com.mcpscores/x402-market-intelligence
Seen
first 35 days ago · last 11 days ago
51 free handshakes
Payment
Pays through
— never asked
Offered on?
— never asked
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.250 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held down by liveness · gap to 1.000 is 0.750: 0.000 uncertain ? + 0.750 short ? · 0.200 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.75 | 0.00 | 0.000 | 0.000 | −0.750 | 0 | |
| latency p95 it answered as fast as its class |
0.25 | 1.00 | 1.000 | 0.250 | 0 | 0 | |
| Composite | 1.00 | 0.250 | gap to 1.000 = 0.750 · 0.750 short · 0.000 uncertain | 0.250 | −0.750 | −0.000 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check; price stability · nothing to score
The multiplication, written out
0.750 × 0.000 liveness
+ 0.250 × 1.000 latency p95
= 0.250 → UNRATED: 51 of 30 paid calls weights 2026.09.6 · 51 samples · seed cap_01M1A5A5QYRCW8WZ2SHEEGEYG1|2026-08-27T04:29:23.238Z|2026.09.6
Verify it yourself
npx teppi-check https://mcpfax-intel.bowling-anthony.workers.dev/seller-rank?category=Restrict+the+ranking+to+one+category+%E2%80%94+e.g.+market-data&limit=How+many+sellers+to+return+%E2%80%94+e.g.+20curl -s https://api.teppi.xyz/v1/trust/cap_01M1A5A5QYRCW8WZ2SHEEGEYG1