ScriptMasterLabs.com · x402 Directory
Date Math
Resource: https://date-math.datemath.workers.dev/v1/subscription · Directory page generated 2026-11-09T11:48:51.419Z from live sources.
The facts, as last reported 2026-11-09T11:32:31.014Z: this resource answers x402 payment challenges at 0.001 USDC on Base (exact), pay to 0x7eC21Ee3AA308D2cbB8c65ef0E89af2a30101656. It is reported by Coinbase CDP and its directory state is live.
What it does
Date Math: Subscription and contract date math: current billing period, next renewal, upcoming renewals, cancel-by date for a notice period, free-trial start, and day-based proration of a price. Month-end anchors stay at month end (Jan 31,
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0011000 atomic | 0x7eC21Ee3AA308D2cbB8c65ef0E89af2a30101656 |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-09T11:32:31.014Z |
| Settlement recency | listing last updated 2026-11-09T11:11:37.031Z at its source |
| Freshness | live — last reported 2026-11-09T11:32:31.014Z, listing last updated at source 2026-11-09T11:11:37.031Z |
| Reporting facilitator | Coinbase CDP |
| Sources | cdp |
| Tags | subscription billing dates, renewal date, billing cycle, trial end date, proration |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://date-math.datemath.workers.dev/v1/subscription"
Pay it with any x402 client on Base. Networks: Base