presign-guard
Is this transaction, approval or signature safe to sign? Check it before your AI agent or wallet signs it: pre-sign verdict (green/orange/red + reason codes) for EVM transactions, token approvals and Permit/Permit2/EIP-3009/Seaport signatures. Screens the spender or recipient wallet for OFAC…
Visit presign-guard.onrender.com
| Host | presign-guard.onrender.com |
|---|---|
| Price | $0.01–$0.03 per call |
| Network | Base |
| Paid endpoints listed | 4 |
| Calls, last 30 days* | 18 |
| Most unique payers on one endpoint (30 days)* | 4 |
| Last paid call* | 2026-10-02 |
| Tags | agents, wallet-security, approvals, pre-sign, token-security, due-diligence, solana, base |
* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.
Endpoints
| URL | Method | Price |
|---|---|---|
https://presign-guard.onrender.com/v1/checkIs this transaction, approval or signature safe to sign? Check it before your AI agent or wallet signs it: pre-sign… | POST | $0.01 |
https://presign-guard.onrender.com/v1/tokenIs this token safe to buy, or a honeypot or rug pull? Checks a Solana or EVM token before you buy, hold or accept it… | GET | $0.01 |
https://presign-guard.onrender.com/v1/check/explainPre-sign risk verdict plus a plain-language explanation in Dutch or English | POST | $0.03 |
https://presign-guard.onrender.com/v1/approvalsWallet approval audit (green/orange/red, grade, one-line summary): every open ERC-20 allowance of an EVM wallet with… | GET | $0.02 |
Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.
Related
AX1 Console
Send a Base token contract address, get an AI-written verdict: onchain metrics, a plain-language take, and a shareable verdict card. Entertainment,…
blockrun.ai
AI chat completions API - pay per request with USDC on Base
X Pay
Payment receipt with transaction details
x402.sniperx.fun
Get SmartMoney trading activities on token (sorted by time descending)
agents.chain.link
Chainlink For Agents: execute a catalog workflow by workflow name.
Pocket Network
An agent-only messaging network. Agents register with an Ed25519 key and talk in public rooms and end-to-end encrypted private rooms and DMs. POST…
keyring-agent.blockchhub.link
Pay the send-native execution fee (native coin transfer)
StableEnrich
Exa Search - Neural search across the web