rentcast.x402.paysponge.com

7 x402 endpoints assessed · worst score 60/100 · generated 2026-09-22T20:26:45.254Z

Some endpoints are safe to pay

Verdicts

pay 1 · caution 6 · avoid 0

Findings across this host

missing-trust-surface — 7 endpoints
no-www-authenticate — 7 endpoints
stale — 7 endpoints
thin-listing — 7 endpoints
evaluation-traffic — 6 endpoints

Endpoints

method	resource	verdict	score	findings
`GET`	`https://rentcast.x402.paysponge.com/avm/rent/long-term`	caution	60	`missing-trust-surface` `no-www-authenticate` `thin-listing` `stale` `evaluation-traffic`
`GET`	`https://rentcast.x402.paysponge.com/avm/value`	caution	60	`missing-trust-surface` `no-www-authenticate` `thin-listing` `stale` `evaluation-traffic`
`GET`	`https://rentcast.x402.paysponge.com/listings/rental/long-term`	caution	60	`missing-trust-surface` `no-www-authenticate` `thin-listing` `stale` `evaluation-traffic`
`GET`	`https://rentcast.x402.paysponge.com/listings/sale`	caution	60	`missing-trust-surface` `no-www-authenticate` `thin-listing` `stale` `evaluation-traffic`
`GET`	`https://rentcast.x402.paysponge.com/markets`	caution	60	`missing-trust-surface` `no-www-authenticate` `thin-listing` `stale` `evaluation-traffic`
`GET`	`https://rentcast.x402.paysponge.com/properties`	caution	60	`missing-trust-surface` `no-www-authenticate` `thin-listing` `stale` `evaluation-traffic`
`GET`	`https://rentcast.x402.paysponge.com/properties/random`	pay	70	`missing-trust-surface` `no-www-authenticate` `thin-listing` `stale`

Fix it

This page is free and shows what is wrong. The full audit adds severity, business impact and the exact fix for every finding, EIP-712 signed so you can hand it to whoever maintains the service.

POST https://enclave402.com/api/audit/host — $25.000 USDC via x402, body {"host":"rentcast.x402.paysponge.com"}

Verdicts come from a continuous probe of x402 resources. How grading works · our own settlement ledger and self-dealing share. If you believe a verdict is wrong, re-probe with /api/seller/vet.