validate derived
email.openverbs.comCommunicationsderived
POST https://email.openverbs.com/v1/validate
passlisted in Coinbasecounted above 51% of Communications
0.006 USDC
per call, as the listing declares it on eip155:
- Validation state
- pass
- Uptime, 7 / 30 / 90 days
- 100% / 100% / 100%
- Calls, trailing 30 days
- 2
- Unique payers, trailing 30 days
- 2
- Last called
- 2026-10-01 18:55 UTC
- First observed by TOLLderived
- 2026-09-10
- Pricederived
- 0.006 USDC
- Networks
- 1
How has the volume on this endpoint moved?
validate answers POST requests at email.openverbs.com; it is listed in the Coinbase registry and TOLL files it under communications.
validate is priced at 0.006 USDC on Base.
Its declared inputs are a json body with the field email.
validate declares nothing about its output; validate flags that as advisory, not a verdict.
The daily sweep got a valid payment challenge from validate on 2026-10-28, as at every sweep since 2026-09-11.
validate is the only listed endpoint on email.openverbs.com.
The registry's counters give validate 2 calls and 2 unique payers over 30 days, every call from a different payer.
The last call to validate came 12 days before the snapshot, 2026-10-01.
Closest in price to validate within communications: tweets mentions at x402.twit.sh and user details at twitter.use.x402atlas.com.
validate is priced above 23% of comparable listings in communications.
The wallet paid by validate is the payee of 411 endpoints across 91 hosts.
The seller's own tags are validate email address, email deliverability check, mx record lookup and disposable email detection.
The price of validate is declared by 28 other listings in communications too.
the payment options, as of 2026-10-13 14:08 UTC · method · pinnable
| registry | network | asset | amount | scheme | pay to |
|---|---|---|---|---|---|
| Coinbase | eip155: | USDC | 0.006 USDC | exact | 0xb3f4de…C2194A |
the checks, as of 2026-10-28 08:28 UTC · method · pinnableendpoint answered HTTP 402
bazaar.info.output· advisory, does not affect the verdict · output metadata is present (advisory)
Every sweep that observed this endpoint, newest first.
| observed, UTC | state | failed checks | sweep |
|---|---|---|---|
| 2026-10-28 08:28 UTC | pass | 1 | daily-2026-10-28 |
| 2026-10-27 08:15 UTC | pass | 1 | daily-2026-10-27 |
| 2026-10-26 13:33 UTC | pass | 1 | daily-2026-10-26 |
| 2026-10-23 08:18 UTC | pass | 1 | daily-2026-10-23 |
| 2026-10-21 10:53 UTC | pass | 1 | daily-2026-10-21 |
| 2026-10-20 10:29 UTC | pass | 1 | daily-2026-10-20 |
| 2026-10-19 08:03 UTC | pass | 1 | daily-2026-10-19 |
| 2026-10-18 10:06 UTC | pass | 1 | daily-2026-10-18 |
| 2026-10-17 20:18 UTC | pass | 1 | daily-2026-10-17 |
| 2026-10-16 06:17 UTC | pass | 1 | daily-2026-10-16 |
| 2026-10-15 08:01 UTC | pass | 1 | daily-2026-10-15 |
| 2026-10-14 06:08 UTC | pass | 1 | daily-2026-10-14 |
| 2026-10-13 10:48 UTC | pass | 1 | daily-2026-10-13 |
| 2026-10-12 08:10 UTC | pass | 1 | daily-2026-10-12 |
| 2026-10-11 06:56 UTC | pass | 1 | daily-2026-10-11 |
| 2026-10-10 14:55 UTC | pass | 1 | daily-2026-10-10 |
| 2026-10-09 07:26 UTC | pass | 1 | daily-2026-10-09 |
| 2026-10-08 08:55 UTC | pass | 1 | daily-2026-10-08 |
| 2026-10-07 08:10 UTC | pass | 1 | daily-2026-10-07 |
| 2026-10-06 09:03 UTC | pass | 1 | daily-2026-10-06 |
| 2026-10-05 08:11 UTC | pass | 1 | daily-2026-10-05 |
| 2026-10-04 10:41 UTC | pass | 1 | daily-2026-10-04 |
| 2026-10-03 05:34 UTC | pass | 1 | daily-2026-10-03 |
| 2026-10-02 14:48 UTC | pass | 1 | daily-2026-10-02 |
| 2026-10-01 07:43 UTC | pass | 1 | daily-2026-10-01 |
| 2026-09-30 07:01 UTC | pass | 1 | daily-2026-09-30 |
| 2026-09-29 19:19 UTC | pass | 1 | daily-2026-09-29 |
| 2026-09-28 06:06 UTC | pass | 1 | daily-2026-09-28 |
| 2026-09-25 20:51 UTC | pass | 1 | daily-2026-09-25 |
| 2026-09-23 06:27 UTC | pass | 1 | daily-2026-09-23 |
| 2026-09-22 06:37 UTC | pass | 1 | daily-2026-09-22 |
| 2026-09-21 07:00 UTC | pass | 1 | daily-2026-09-21 |
| 2026-09-19 05:01 UTC | pass | 1 | daily-2026-09-19 |
| 2026-09-18 12:13 UTC | pass | 1 | daily-2026-09-18 |
| 2026-09-17 04:58 UTC | pass | 1 | daily-2026-09-17 |
| 2026-09-16 04:58 UTC | pass | 1 | daily-2026-09-16 |
| 2026-09-15 04:53 UTC | pass | 1 | daily-2026-09-15 |
| 2026-09-14 04:48 UTC | pass | 1 | daily-2026-09-14 |
| 2026-09-13 04:46 UTC | pass | 1 | daily-2026-09-13 |
| 2026-09-12 07:03 UTC | pass | 1 | daily-2026-09-12 |
| 2026-09-11 10:40 UTC | pass | 1 | daily-2026-09-11 |
Presence in a registry, not liveness of the service (method). Newest first.
- listed in Coinbase
From the registry record, not validated by TOLL.the declared schema, as of 2026-10-01 18:55 UTC · method · live
The input and output block
{
"input": {
"body": {
"email": "example"
},
"type": "http",
"method": "POST",
"bodyType": "json"
},
"output": null
}Cite this page
The pinned URL below renders this page from the snapshot of 2026-10-13 14:08 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).
Plain text
TOLL, "validate on email.openverbs.com", snapshot of 2026-10-13 14:08 UTC. https://tollindex.com/e/email-openverbs-com-v1-validate-5ea5d4/at/2026-10-13T14-08Z. Accessed [access date].
BibTeX
@misc{toll-e-email-openverbs-com-v1-validate-5ea5d4-2026-10-13T14-08Z,
author = {TOLL},
title = {validate on email.openverbs.com},
howpublished = {\url{https://tollindex.com/e/email-openverbs-com-v1-validate-5ea5d4/at/2026-10-13T14-08Z}},
year = {2026},
month = {10},
note = {Pinned view of the snapshot of 2026-10-13 14:08 UTC. Accessed [access date].}
}None yet. Anything submitted through the form below is published here with its outcome.