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ArenaCalc Race Pace & Endurance Split Calculator MCP Server

by arenacalc Your server? Claim it
answering

ArenaCalc Race Pace & Endurance Split Calculator is answering right now. Last checked 9 min ago. It exposes 1 tools.

Compute exact min/km, min/mile, and 400m track splits for 5K, 10K, Half Marathon, and Marathon.

Uptime history 14 hours of history
14 hours agonow
100.0%
Uptime 24h
49 of 49 checks
1
Tools
read from the server
144 ms
Response time
average over 24h
open, no key
Access
streamable-http

Nothing serious here today

Today is the operative word: we check ArenaCalc Race Pace & Endurance Split Calculator every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 9 min ago.

run in your terminal
claude mcp add endurance-pace-lab --transport http https://arenacalc.com/mcp
Settings → Connectors → Add custom connector, then paste this address
https://arenacalc.com/mcp
~/.codex/config.toml
[mcp_servers.endurance-pace-lab]
url = "https://arenacalc.com/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "endurance-pace-lab": {
      "url": "https://arenacalc.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "endurance-pace-lab": {
      "type": "http",
      "url": "https://arenacalc.com/mcp"
    }
  }
}

Available tools 1

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

calculate
calculate_race_pace_splits
Calculate exact min/km pace, min/mile pace, speed (km/h), and 400m track lap time for 5K, 10K, Half Marathon, Marathon, or custom distance.

Endpoints

URLTransportStateLatencyChecked
https://arenacalc.com/mcp streamable-http answering 215 ms 9 min ago

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ArenaCalc Race Pace & Endurance Split Calculator — questions

Answers built from our own checks of this server.

What can ArenaCalc Race Pace & Endurance Split Calculator do?
It exposes 1 tools, read directly from the server on our last check. Among them: calculate_race_pace_splits. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is ArenaCalc Race Pace & Endurance Split Calculator working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 49 of 49 checks got a reply (100.0%), average response time 144 ms. The bar chart above shows every period we have measured.
How do I connect ArenaCalc Race Pace & Endurance Split Calculator?
Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does ArenaCalc Race Pace & Endurance Split Calculator need an API key?
No. ArenaCalc Race Pace & Endurance Split Calculator completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 1 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is ArenaCalc Race Pace & Endurance Split Calculator?
It answers our handshake in 144 ms on average, which is faster than 87% of all working MCP servers we measure. That puts it in the quick quarter of the ecosystem. The comparison comes from our own checks across the whole registry, every 15 minutes.