MARKET MONITOR / CATALOGUE Services 152,201 MCP listed 46,287 x402 106,042 Rails Base / Solana / Polygon / Arbitrum Imported 2026-11-09 · 3 sources

Comms & Messaging

Email, chat, SMS and notification delivery. Most of these need the operator’s own account or key before anything is sent.

3,471 services with a source 145 pages

Email address verification x402 REST usage

Email address verification. Verify an email address without sending mail: syntax, domain and MX records, disposable and free providers, role addresses, SPF and DMARC presence, with a verdict (likely-deliverable, risky, u...

agent-data-tools.revmesh2074.workers.dev Comms & Messaging 1 calls / 30d checked 2026-11-08
0.01 USDC per call per call

domainkit x402 REST usage

Full report: DNS + RDAP registration age/expiry/registrar/nameservers + email-auth grade.

api.firstmention.uk Comms & Messaging 1 calls / 30d checked 2026-11-09
0.01 USDC per call per call

Email Lookup x402 REST usage

Look up an email address and return the useful things about it: the domain, its mail provider (Google Workspace, Microsoft 365, Proton, Zoho, self-hosted), whether it is a role account such as info@ or sales@ or a real p...

api.gadgethumans.com Comms & Messaging 1 calls / 30d checked 2026-11-09
0.01 USDC per call per call

Email count x402 REST usage

Get the count of email addresses for a domain, broken down by department and seniority.

x402.orthogonal.com Comms & Messaging 1 calls / 30d checked 2026-11-06
0.01 USDC per call per call

Email format x402 REST usage

Get the email format patterns used by a domain (e.g. first.last, firstlast).

x402.orthogonal.com Comms & Messaging 1 calls / 30d checked 2026-11-06
0.01 USDC per call per call

Website Contacts x402 REST usage

Website contacts / lead enrichment: company emails (role vs personal, Cloudflare-obfuscated decoded), phones, LinkedIn/X/Instagram/Facebook/YouTube/TikTok, postal address and org name from schema.org. Scans homepage plus...

ryumoon-x402-tools.ryumoon.workers.dev Comms & Messaging 2 calls / 30d checked 2026-11-09
0.005 USDC per call per call

Meeting handoff readiness x402 REST usage

Check action metadata readiness and enumerate missing owner/deadline blockers. Reuses exactly one existing qualified meeting-notes request. Supplied source goes to the existing Groq model in the USA; existing processor d...

buero.halowerk.com Comms & Messaging 1 calls / 30d checked 2026-11-08
0.01 USDC per call per call

Relative deadline review x402 REST usage

Isolate relative weekday/today/tomorrow deadline tokens for calendar review. Reuses exactly one existing qualified meeting-notes request. Supplied source goes to the existing Groq model in the USA; existing processor dis...

buero.halowerk.com Comms & Messaging 1 calls / 30d checked 2026-11-08
0.01 USDC per call per call

Email Validate x402 REST usage

Validate an email address using syntax, MX, disposable-domain, role-account, and domain-risk checks. Returns structured validation data for agent workflows, signup hygiene, and lead-quality checks. Does not guarantee tha...

agent-vending-production.up.railway.app Comms & Messaging 10 calls / 30d checked 2026-11-09
0.001 USDC per call per call

Bowl x402 REST usage

Call when an agent needs the stored Super Bowl winner for the calendar year of the game. Unknown years return 404. Not a live score.

agentshield.live Comms & Messaging 2 calls / 30d checked 2026-11-08
0.005 USDC per call per call

Email x402 REST usage

ShieldAPI - x402 security preflight before agents trust an identity, sender, or email counterparty

shield.vainplex.dev Comms & Messaging 2 calls / 30d checked 2026-11-08
0.005 USDC per call per call

Lordevo Email validation x402 REST usage

Email validation / email verification API (syntax + domain + MX, no SMTP probing): Validates one email address without contacting the mailbox: RFC 5321 syntax, domain exists, MX / null-MX / implicit-MX, MX hosts resolve,...

shop.lordevo.com Comms & Messaging 5 calls / 30d checked 2026-11-09
0.002 USDC per call per call

Assistant ib26 writing 23 065 x402 REST usage

Newsletter preparation — Duplicate key report + IQR outlier flags: Duplicate key report + IQR outlier flags for supplied newsletter preparation records (completed_items, planned_items). Up to 200 rows; 2 independent repo...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 operations 03 062 x402 REST usage

Meeting load — Duplicate key report + Adjacent row changes: Duplicate key report + Adjacent row changes for supplied meeting load records (meeting_minutes, participant_count). Up to 200 rows; 2 independent reports using...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 operations 03 082 x402 REST usage

Meeting load — Numeric distribution + Secondary-measure weighted mean: Numeric distribution + Secondary-measure weighted mean for supplied meeting load records (meeting_minutes, participant_count). Up to 200 rows; 2 inde...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 writing 23 029 x402 REST usage

Newsletter preparation — String normalisation + Adjacent row changes: String normalisation + Adjacent row changes for supplied newsletter preparation records (completed_items, planned_items). Up to 200 rows; 2 independen...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 operations 03 144 x402 REST usage

Meeting load — Daily sum series + Keyed dataset comparison: Daily sum series + Keyed dataset comparison for supplied meeting load records (meeting_minutes, participant_count). Up to 200 rows; 2 independent reports using...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 operations 03 054 x402 REST usage

Meeting load — Exact row deduplication + Explicit missing-value fill: Exact row deduplication + Explicit missing-value fill for supplied meeting load records (meeting_minutes, participant_count). Up to 200 rows; 2 indepe...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 writing 23 062 x402 REST usage

Newsletter preparation — Duplicate key report + Adjacent row changes: Duplicate key report + Adjacent row changes for supplied newsletter preparation records (completed_items, planned_items). Up to 200 rows; 2 independen...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 operations 03 078 x402 REST usage

Meeting load — Numeric distribution + Base-100 series: Numeric distribution + Base-100 series for supplied meeting load records (meeting_minutes, participant_count). Up to 200 rows; 2 independent reports using shared loc...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 writing 23 023 x402 REST usage

Newsletter preparation — String normalisation + Grouped numeric summary: String normalisation + Grouped numeric summary for supplied newsletter preparation records (completed_items, planned_items). Up to 200 rows; 2 inde...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 writing 23 003 x402 REST usage

Newsletter preparation — Record quality audit + Duplicate key report: Record quality audit + Duplicate key report for supplied newsletter preparation records (completed_items, planned_items). Up to 200 rows; 2 independen...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Assistant ib26 operations 03 173 x402 REST usage

Meeting load — Equal-width histogram + Date by category pivot: Equal-width histogram + Date by category pivot for supplied meeting load records (meeting_minutes, participant_count). Up to 200 rows; 2 independent reports...

market.datapackvibe.com Comms & Messaging 1 calls / 30d checked 2026-10-28
0.01 USDC per call per call

Email auth x402 REST usage

SPF, DKIM and DMARC records and posture for a domain.

how.is Comms & Messaging 2 calls / 30d checked 2026-11-08
0.005 USDC per call per call

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