Deterministic payment-policy firewall with a signed, short-lived decision receip
Deterministic payment-policy firewall with a signed, short-lived decision receipt
Not tested: has real-world effectsour last check, 2026-09-24
0 of 0checks answered this week
n/amedian answer time
$0.002listed price per call
n/aprice it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://phion.systems/v1/paid/preflight-payment
| Category | Everything else |
|---|---|
| Provider host | phion.systems |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
We never call tools that send, buy, move money or file anything, not even without paying.
Example input (from the provider)
{
"body": {
"intent_id": "purchase-42",
"payment_requirement": {
"amount": "4000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"maxTimeoutSeconds": 60,
"network": "eip155:8453",
"payTo": "0x0000000000000000000000000000000000000001"
},
"policy": {
"allowed_assets": [
"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
],
"allowed_networks": [
"eip155:8453"
],
"allowed_recipients": [
"0x0000000000000000000000000000000000000001"
],
"max_amount": "5000",
"max_timeout_seconds": 90
}
},
"bodyType": "json",
"discoverable": true,
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"type": "object"
}