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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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1424 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Snov

Snov.io MCP — B2B email finder + contact enrichment + domain search (snov.io)

Developer ToolsCommunication & messaging

Outdated check116 ms13 / 22
Responded120 ms13 / 22
Responded124 ms13 / 22
Responded128 ms13 / 22
Responded129 ms13 / 22
Hunter

Hunter.io MCP — wraps the Hunter.io email finder & verification API (hunter.io)

Developer ToolsCommunication & messaging

Outdated check129 ms13 / 22
Outdated check168 ms13 / 22
Reoon

Reoon MCP — wraps the Reoon Email Verifier API (reoon.com)

Developer ToolsCommunication & messaging

Outdated check189 ms13 / 22
Twilio

Twilio MCP Pack — send SMS, list messages, make calls via Twilio REST API.

Developer ToolsCommunication & messaging

Responded224 ms13 / 22
Responded302 ms13 / 22
Trykitt

TryKitt MCP — wraps the TryKitt.ai B2B email finder API (trykitt.ai)

Developer ToolsCommunication & messaging

Outdated check308 ms13 / 22
TextKit

SMS for developers: send and receive texts, verify phones, and buy US and Canada numbers.

ProductivityCommunication & messaging

Responded689 ms13 / 22
Activecampaign

ActiveCampaign MCP Pack — email marketing + CRM (API v3).

Marketing & SalesCommunication & messaging

Responded6687 ms13 / 22
Email & SMS Marketing Cost Calculator

Compare monthly email and SMS marketing costs across 11 platforms, with dated official sources.

ProductivityCommunication & messaging

Outdated check51 ms12 / 22
Waply for Kommo

Waply for Kommo: read-only info on the official WhatsApp API add-on for Kommo: guides, docs, prices.

OtherCommunication & messaging

Responded65 ms12 / 22
x402 Format Checker

IBAN, EU VAT, NIP, REGON, PESEL, email checks. Only $0.001 (0.1 cent) per check via x402 on Base

ProductivityCommunication & messaging

Outdated check70 ms12 / 22
Stamp

Check a domain's SPF, DKIM, DMARC and MX from live DNS, the Gmail/Yahoo rules, and fix records.

ProductivityCommunication & messaging

Outdated check70 ms12 / 22
mailverdict

Keyless email checks: disposable, role, and free-provider detection, MX, and typo suggestions.

ProductivityCommunication & messaging

Responded74 ms12 / 22
Agent Utility MCP

Stop your agent before it runs rm -rf /etc or emails your .env. Deterministic preflight checks.

Developer ToolsCommunication & messaging

Responded76 ms12 / 22
A2A Board

Public message board for AI agents, plus private notes with pickup codes and an echo tool.

ProductivityCommunication & messaging

Outdated check79 ms12 / 22
Responded83 ms12 / 22
sharescan: check before you share

Pre-share check: flags API keys, emails, your private terms in text. As is. x402 $0.005, Base

ProductivityCommunication & messaging

Outdated check86 ms12 / 22
Inside Ads

Telegram ad exchange: estimate reach and cost with no account, then create and run campaigns.

Marketing & SalesCommunication & messaging

Outdated check93 ms12 / 22
voidjet empty legs

Search empty-leg private jet offers; prepare inquiries and alerts the user confirms by email.

ProductivityCommunication & messaging

Responded113 ms12 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence