Quick Solana pre-sign check: known-drainer + blacklist screen on a serialized tr...
https://api.clervo.dev/v1/firewall/quickOverview
Quick Solana pre-sign check: known-drainer + blacklist screen on a serialized transaction. Returns ALLOW, BLOCK, or REVIEW — never an unconditional safe.
Protocol
x402
Price
—
Payment Asset
USDC
Payment Network
solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
Category
crypto/transactions
Provider
clervo
Source
bazaar
Indexed
2026-07-13 02:15:00
Health
Status
down
Latency (p50)
43ms
Uptime (30d)
0.0%
Reliability Score
35/100
Last Checked
2026-08-29 10:28:09
Last Healthy
2026-07-23 21:55:50
Consecutive Failures
43
x402 Payment Validation
Payment Requirements
Invalid
Asset Verified
—
Facilitator
—
Input Schema
{
"bodyFields": {
"intent": "declared intent { type, maxSpend, allowedRecipients, allowedPrograms } to compare effects against",
"protectedWallets": "array of Solana pubkeys the caller is protecting (the signer(s) at risk)",
"stateSlot": "optional pin, e.g. \"latest-finalized\"",
"transaction": "base64-encoded serialized Solana transaction (legacy or versioned)"
},
"bodyType": "json",
"discoverable": true,
"method": "POST",
"type": "http"
}
Output Schema
{
"description": "Quick verdict: drainer/blacklist screen result.",
"schema": {
"confidence": "number 0..1",
"decision": "ALLOW | BLOCK | REVIEW (ambiguous defaults to REVIEW, never an unconditional safe)",
"evidenceId": "provenance-linked evidence id for the run (deep tier)",
"reasons": "array of machine-readable reason strings",
"walletDeltas": "array of per-wallet balance/authority deltas from the simulated transaction"
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-08-29 10:28:09 | down | 530 | 38ms | HTTP 530 |
| 2026-08-29 06:48:35 | down | 530 | 24ms | HTTP 530 |
| 2026-08-28 21:38:58 | down | 530 | 38ms | HTTP 530 |
| 2026-08-28 13:20:21 | down | 530 | 78ms | HTTP 530 |
| 2026-08-28 03:21:43 | down | 530 | 39ms | HTTP 530 |
| 2026-08-27 23:29:14 | down | 530 | 43ms | HTTP 530 |
| 2026-08-27 12:13:09 | down | 530 | 140ms | HTTP 530 |
| 2026-08-27 02:44:13 | down | 530 | 32ms | HTTP 530 |
| 2026-08-26 20:34:19 | down | 530 | 46ms | HTTP 530 |
| 2026-08-26 12:23:31 | down | 530 | 52ms | HTTP 530 |