Blackwood State Email Batch

x402 resource x402 REST

x402-gateway.blackwoodstate8.workers.dev · x402-gateway.blackwoodstate8.workers.dev · Comms & Messaging

Provider site ↗

Use when you need bulk email validation, email list verification or to verify email lists before a send or import. Do not use for one address (email-check is cheaper), proving a mailbox exists (no SMTP probe) or sending email. Returns JSON checking up to 20 email addresses in one call: syntax, MX re

Price per call 0.02 USDC per call published unit: per call

Calls · 30d 8 counted by the source, no daily split

Buyers · 30d 2 Observed sending wallets · Base USDC · partial sender history · purchases unverified

Volume · 30d $0.16 Observed Base USDC inflows · 30 of 30 complete UTC days measured · lower bound

Inflow growth · 7d — not comparable (baseline under $1 or window incomplete)

Trx · 30d 8 Observed transfers · 30 of 30 complete UTC days measured · not verified purchases

Provider

Run this service?

This page is assembled from public sources — a registry, a repository, a published endpoint. If something here is wrong or out of date, the provider is the only one who knows. A claim does not make the listing a verified fact; it puts a moderated provider statement on the page and lets you correct what the sources got wrong.

A provider-claim label on this page after moderation.
Corrections to price, description and endpoints through the same form.
The badge below, free, with the numbers we actually measured.

Claim this listing → Report an error

<a href="https://agentmarketindex.com/services/blackwood-state-email-batch-946d4d"><img src="https://agentmarketindex.com/badge/blackwood-state-email-batch-946d4d.svg" alt="Blackwood State Email Batch on AgentMarketIndex" width="420" height="56"></a>

Copy the line above onto your own page. It links back here, so the number on your site and the number here stay the same one.

Observed inflows · last 30 days

$0.04USD observed / day

2026-10-16grey = not scanned · UTC days2026-11-14

Observed inflows by window for Blackwood State Email Batch.
Window	Observed	Transfers
Last complete day (2026-11-14)	$0.00	0
Last 7 days	$0.02	1
Last 30 days	$0.16	8
Growth, 7d against the 7 before	not comparable

Source: on-chain transfer scan (USDC on Base) Window: 2026-10-16 → 2026-11-14 Scanned: 30/30 days Sample: 30 days with a measurement First seen: 2026-10-16 Last update: 2026-11-14

Daily history →. Observed transfers show value arriving at the payout address; they do not establish service revenue.

Blockchain wallets

Full addresses · public payment evidence

Receiving wallets are payment addresses published for this service. Sending wallets transferred funds to an exclusive receiving address; this alone does not prove a purchase or identify an agent.

Receiving wallets · provider payment addresses

All published receiving wallet addresses for Blackwood State Email Batch.
Network	Full wallet address	Evidence
Base	0x274508f17cdb74bbbe4241f3ca618709d0a5528c	Exclusive to this catalogue serviceFrom source record · source: x402_bazaar

Sending wallets · observed counterparties

Showing 1–2 of 2 matching addresses · 2 retained in total. Source: on-chain transfer scans. Dates are UTC days.

All retained sending wallet addresses observed for Blackwood State Email Batch.
Network	Full wallet address	Transfers	First / last observed	Last scanned (UTC)
Base	0x87db3c25d1e8e40f8ef240d48a711b0c355cf8cf	2	2026-11-02 / 2026-11-09	2026-11-11 01:06:15
Base	0xa1d1c0cf717402ff3651aa4873ccf96410b01978	1	2026-11-03 / 2026-11-03	2026-11-04 22:39:19

Coverage includes retained scans only, not every historical transaction. Earlier daily totals cannot recover sender addresses. Sender lists exclude shared receiving wallets, whose transfers could belong to another service. A provider address does not establish wallet ownership.

Competitors & category benchmark

Rank the whole category →

Closest competitors Comms & Messaging

Person profile 4,670 calls · 0.001 USDC per call —
Email 2,672 calls · 0.03 USDC per call —
Person email 1,468 calls · 0.005 USDC per call —
Person email status 1,418 calls · 0.001 USDC per call —
Mx lookup 1,199 calls · 0.0216 USDC per call —

Sorted by source-measured calls, not by our opinion. The right-hand figure is observed inflow, which stays empty for peers whose address is shared.

Category benchmark 3,592 services in this category

With a measured call count	1,054 (29.3 %)
With a published price	1,313 (36.6 %)
With attributable inflows	32 (0.9 %)
Observed inflows · 30d	$98.44
Median measured calls	1
Median price per call	$0.01