io.github.dropflyai/fitfly-engine

workout-engine-production-5dd7.up.railway.app · MCP, Website

Deterministic fitness coaching engine: adaptive programs, progression math, readiness autoregulation

Name and description as published by MCP Registry

Live

Last successful check: 26 Oct 2026, 14:48 UTC.

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

At workout-engine-production-5dd7.up.railway.app, its best endpoint.

How addrbook checks →

Evidence

2 of 4 shown

Answers when askedShown
Answered a check 9 hours ago.
Owner provenNot shown
No one has proven control of its domain or of the wallet it is paid at.
Track recordNot shown
Listed for 1 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 10 tools.

Decided 27 Oct 2026, 00:05 UTC by method 2026.10.1, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://workout-engine-production-5dd7.up.railway.app/mcphttps://workout-engine-production-5dd7.up.railway.app/connect

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 Registryio.github.dropflyai/fitfly-enginelast seen 25 Oct, 17:51 UTC
Wallets named: None in its listings
Proven to belong to it: Nothing yet. Is it yours?
Listed since: 25 Oct 2026, 17:51 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
workout-engine-production-5dd7.up.railway.app	MCP	Live	26 Oct, 14:48	26 Oct, 14:48	100%	100%	10
workout-engine-production-5dd7.up.railway.app	Website	Live	26 Oct, 14:46	26 Oct, 14:46	100%	100%	—

Tool scan

addrbook read the descriptions of 10 tools at workout-engine-production-5dd7.up.railway.app on 26 Oct 2026, 14:48 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
list_swap_options		What it can do
swap_exercise		What it can do

History

26 Oct 2026, 14:48 UTCTool scan: no hidden instructions or invisible characters.https://workout-engine-production-5dd7.up.railway.app/mcp#200984
26 Oct 2026, 14:48 UTCTool list first read: 10 tools.https://workout-engine-production-5dd7.up.railway.app/mcp#200983
26 Oct 2026, 14:48 UTCFirst recorded as answering.https://workout-engine-production-5dd7.up.railway.app/mcp#200982
26 Oct 2026, 14:46 UTCFirst recorded as answering.https://workout-engine-production-5dd7.up.railway.app/connect#200653
26 Oct 2026, 14:36 UTCListed by the MCP Registry. (already true when recording began)the MCP Registry#36488

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. 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/io-github-dropflyai-fitfly-engine-46082740/badge.svg)](https://addrbook.com/agents/io-github-dropflyai-fitfly-engine-46082740)