Discover / api.idphantom.com

IDPHANTOM Receipt Verifier

□ No challenge detected

Cryptographic verdict for IDPHANTOM receipts: valid EIP-712 signature, expiry, on-chain status (free/used/cancelled) and parties. POST /verify returns HTTP 402 with x402 payment requirement ($0.01 USDC on Base mainnet, eip155:8453, facilitator CDP); settle on-chain and receive the signed verdict. Built for AI agents paying AI agents.

x402
Base
USDC
Verification

Listed price: $0.01
Challenge detected: 0 of the last check
Last checked: 5 Oct, 05:05 UTC
In our index since: 5 Oct 2026

Endpoint

curl -i https://api.idphantom.com
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/api.idphantom.com

Recent checks

5 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.5 Oct 2026

All 1 checks

When (UTC)	Result	HTTP	Response
5 Oct, 05:05 UTC	No challenge detected	200	308ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 5 Oct, 05:05 UTC, we detected no payment challenge.

What price is recorded for IDPHANTOM Receipt Verifier?

Its listed price is $0.01.

What payment terms does IDPHANTOM Receipt Verifier advertise?

The listing advertises x402, Base and USDC. Check the seller's current payment challenge and authentication requirements before paying.

Where is IDPHANTOM Receipt Verifier listed?

In x402-list.com. Superstables first indexed it on 5 Oct 2026.

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