TollWarden

active

Check a payment for fraud before your agent sends it. Call TollWarden before settling any x402 payment to avoid paying attacker-controlled addresses injected into content the agent just read (prompt-injection-triggered payments), replayed authorizations, inflated prices, leaked secrets in payment metadata, fake/lookalike USDC contracts, and address poisoning. Returns allow/flag/block with…

AIBasex402 v2exactpaysafe-agent.com ↗︎

Settled via Coinbase.

Transactions · 30d
2
Volume · 30d
$0.02
Unique buyers · 30d
2
Uptime · 30d
100.0%
Latency p50
268ms
Reported calls · 30d
3

Endpoints (5 live)

  • GET /v1/reputation/:address — Counterparty reputation lookup for x402 payments: aggregated post-hoc reports (scam, non-delivery, prompt injection, overcharge, impersonation, replay abuse) filed by other agents, with distinct-reporter counts and risk level. (0.01 USDC on Base)
  • POST /v1/scan/incoming — Scans and detects incoming payments or transfers for an address. (0.01 USDC on Base)
  • GET /v1/reputation/1 — Counterparty reputation lookup for x402 payments: aggregated post-hoc reports (scam, non-delivery, prompt injection, overcharge, impersonation, replay abuse) filed by other agents, with distinct-reporter counts and risk level. (0.01 USDC on Base)
  • POST /v1/scan/outgoing — Payment security firewall scan for an OUTGOING x402 payment: PII/secret leak detection in payment metadata, nonce replay detection, overpayment detection, prompt-injection-triggered payment analysis (fast + deep tiers), canonical-USDC asset verification, merchant pinning, velocity/spend caps, and counterparty reputation cross-check. Returns allow/flag/block with per-check reasons and an Ed25519-signed verdict. Advisory and non-custodial. (0.01 USDC on Base)
  • POST /v1/plans/subscribe — Subscribe your TollWarden API key to the Pro plan ($4.99 / 30 days): For agents in steady production: half-price scans, 6x velocity headroom, 10x hourly spend allowance, deep content analysis on every scan (micropayment bypass disabled), and async CDP Bazaar cross-checking of merchant pins. (4.99 USDC on Base)

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