Endpoints: 28,729MCP servers: 18,413Payout addresses: 2,071Paid calls: 1,552Letters: 14Defects: 1,331counted 4 min ago
teppi

Paid call

What we got wrong about this entryour fault, published beside the entries

our_requestevery paid call to this swap quote was a bare GET with none of the chainId, buyToken, sellToken and taker parameters the endpoint requires, so the 400 it answered each time measured our request, not its delivery15 days ago
?Evidence hash
sha256:6bd9d0c2827d40a29e7804e2e4467bfe623e15c394a8a604a5cf0e1676a47977
Timestamp
27 days ago (2026-09-07 10:09:26.444 UTC)
Endpoint
GET agent.api.0x.org/v1/x402/swap-allowance-holder-quote
?Seller
0xb15a55e8…6e6def59
Result
took the money, returned nothing

Amount
$0.01 10,000 atomic
Paid through
x402, settled by cdp
Chain
Base · USDC eip155:8453
Transaction
0x92e1e1a3…13a3e4e1 ↗

Response
400 in 2,162 ms
?Checked
at transport only: no output schema published, so nothing can be validated · 3 checks
?Scores
correct not measured · honest 0.00 · shape not measured
More details
?Held-out task
none on this call
Request body
sha256:44136fa355b3…1caaff8a
Response body
sha256:8ac17d6c3a40…cfe54192
Transcript
sha256:e79dbd4b8798…eef5dc4d
Verifier
2026.08.1
Format
teppi.evidence.v1
Verify it yourselfcurl -s https://api.teppi.xyz/v1/evidence/sha256:6bd9d0c2827d40a29e7804e2e4467bfe623e15c394a8a604a5cf0e1676a47977 | sha256sumnpx teppi-check https://agent.api.0x.org/v1/x402/swap-allowance-holder-quote