ScriptMasterLabs.com · x402 Directory
Ysaere
Resource: https://api.ysaere.com/v1/notary/stamp-text · Directory page generated 2026-11-13T21:51:18.894Z from live sources.
The facts, as last reported 2026-11-13T21:50:35.300Z: this resource answers x402 payment challenges at 0.02 USDC on Base (exact), pay to 0x5D83D8f433e72013ceBd649665662Ee07e030B05. It is reported by Coinbase CDP and its directory state is live.
What it does
Ysaere Agent Text Stamp — $0.02 USDC, no account needed. Input: {"text":"the exact text to stamp"}. Returns a signed hash of that text. The text is not stored. Empty text is refused. No payment was taken until the text is accepted. Wallet o
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0220000 atomic | 0x5D83D8f433e72013ceBd649665662Ee07e030B05 |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-13T21:50:35.300Z |
| Settlement recency | listing last updated 2026-11-13T21:12:57.89Z at its source |
| Freshness | live — last reported 2026-11-13T21:50:35.300Z, listing last updated at source 2026-11-13T21:12:57.89Z |
| Reporting facilitator | Coinbase CDP |
| Sources | cdp |
| Tags | notary, text-stamp, sha512, attestation, receipt |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://api.ysaere.com/v1/notary/stamp-text"
Pay it with any x402 client on Base. Networks: Base