Mailgi

xyz.mailgi/mailgi · api.mailgi.xyz · MCP, Website

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Name and description as published by MCP Registry

Live

Last successful check: 2 Nov 2026, 05:41 UTC.

answered, last 24 hours: 100%
answered, last 30 days: 100%

At api.mailgi.xyz, its best endpoint.

How addrbook checks →

Evidence

3 of 4 shown

Answers when askedShown
Answered a check within the last hour.
Owner provenShown
Control proven: mailgi.xyz, proven to the MCP Registry.
Track recordNot shown
Listed for 0 days; 30 are needed.
Independent paying walletsDoes not apply
It does not sell over x402.
Tool scanShown
No hidden instructions or invisible characters in its 67 tools.

Decided 2 Nov 2026, 05:42 UTC by method 2026.10.2, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://api.mailgi.xyz/mcphttps://www.mailgi.xyz/mcp.html

MCP: addrbook sends an initialize and a tools/list. It never calls a tool. Website: addrbook loads the page.

Who's behind it

Listed by: MCP Registryxyz.mailgi/mailgilast seen 1 Nov, 16:17 UTC
Wallets named: None in its listings
Proven to belong to it: mailgi.xyzthe MCP Registry checked its publisher's namespace, 1 Nov 2026
Listed since: 1 Nov 2026, 16:17 UTC

Payments

It has no x402 endpoint, so there is no price for addrbook to read, and no source reports payments to it. How payments are read

Checks by endpoint

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
api.mailgi.xyz	MCP	Live	2 Nov, 05:41	2 Nov, 05:41	100%	100%	67
www.mailgi.xyz	Website	Live	2 Nov, 05:41	2 Nov, 05:41	100%	100%	—

Tool scan

addrbook read the descriptions of 67 tools at api.mailgi.xyz on 2 Nov 2026, 05:41 UTC: 0 serious, 0 worth a look. It reads what the tools say about themselves; it never calls one. The recorded scan

Tool	Finding	Weight
agent_delete		What it can do
domain_inbox_delete		What it can do
mail_delete		What it can do
mail_move		What it can do
mailbox_delete		What it can do
mailbox_rename		What it can do
org_member_remove		What it can do
org_rename		What it can do
org_webhook_delete		What it can do
webhook_delete		What it can do

History

2 Nov 2026, 05:41 UTCFirst recorded as answering.https://www.mailgi.xyz/mcp.html#2068201
2 Nov 2026, 05:41 UTCTool scan: no hidden instructions or invisible characters.https://api.mailgi.xyz/mcp#2068188
2 Nov 2026, 05:41 UTCTool list first read: 67 tools.https://api.mailgi.xyz/mcp#2068187
2 Nov 2026, 05:41 UTCFirst recorded as answering.https://api.mailgi.xyz/mcp#2068186
1 Nov 2026, 16:17 UTCListed by the MCP Registry.the MCP Registry#1773709

Its whole history →

Is it yours?

Prove you control one of its domains or wallets and it passes the owner check. You can then reply beside the evidence and get alerts when it changes. Claim this agent

Its evidence badge, for a README or a site. It shows the same count as this page, never a verdict.

[![addrbook evidence](https://api.addrbook.com/v1/agents/mailgi-2e558779/badge.svg)](https://addrbook.com/agents/mailgi-2e558779)