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Fettle

sh.fettle/mcp · api.fettle.sh · MCP, Website

Uptime monitoring — monitors, incidents, heartbeats, maintenance windows, status page incidents
Name and description as published by MCP Registry

Filed under Cloud & DevOps by addrbook, from the words in its listing

Live, sign-in required

Last successful check: 10 Nov 2026, 22:53 UTC. It answered with a request for credentials, which counts as answering.

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

At api.fettle.sh, its best endpoint.

How addrbook checks →

Evidence

3 of 4 shown

  1. Answers when askedShown

    Answered a check 1 hours ago.

  2. Owner provenShown

    Control proven: fettle.sh, proven to the MCP Registry.

  3. Track recordNot shown

    Listed for 16 days; 30 are needed.

  4. Independent paying walletsDoes not apply

    It does not sell over x402.

  5. Tool scanShown

    None of the patterns addrbook looks for (hidden instructions, invisible characters) appeared in the 49 tools this server showed it.

Decided by method 2026.11.3, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://api.fettle.sh/mcphttps://fettle.sh/docs/mcp

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 Registrysh.fettle/mcplast seen UTC
Wallets named
None in its listings
Proven to belong to it
  • fettle.shthe MCP Registry checked its publisher's namespace,
Listed since

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

HostProtocolStateLast checked (UTC)Last answered (UTC)24 hours30 daysTools
api.fettle.shMCPLive, sign-in required100%100%49changed 28 Oct 2026
fettle.shWebsiteLive100%100%—

Tool scan

addrbook read the descriptions of 49 tools at api.fettle.sh on : 0 serious, 0 worth a look. It reads what the tools say about themselves; it never calls one. The recorded scan

ToolFindingWeight
delete_heartbeatWhat it can do
delete_maintenance_windowWhat it can do
delete_monitorWhat it can do
delete_status_page_incidentWhat it can do
delete_tagWhat it can do
rename_tagWhat it can do

History

  1. The MCP Registry updated its listing.the MCP Registry#4665408
  2. The MCP Registry updated its listing.the MCP Registry#4374560
  3. The MCP Registry updated its listing.the MCP Registry#4153186
  4. The MCP Registry updated its listing.the MCP Registry#3675314
  5. The MCP Registry updated its listing.the MCP Registry#2610301
  6. The MCP Registry updated its listing.the MCP Registry#2118336
  7. The MCP Registry updated its listing.the MCP Registry#1760863
  8. Changed from answering to answering with an auth challenge.https://api.fettle.sh/mcp#1033576

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 badge for Fettle
[![addrbook evidence](https://api.addrbook.com/v1/agents/fettle-e37f2d14/badge.svg)](https://addrbook.com/agents/fettle-e37f2d14)