BabyData pregnancy calculators MCP Server

by co-babydata Your server? Claim it

answering

BabyData pregnancy calculators is answering right now. Last checked 2 min ago. It exposes 4 tools.

UK due date, ovulation, pregnancy weeks and maternity pay calculators. Not medical advice.

Uptime history 13 days of history

13 days agonow

100.0%

Uptime 24h

92 of 92 checks

Tools

read from the server

165 ms

Response time

average over 24h

open, no key

Access

streamable-http

Nothing serious here today

Today is the operative word: we check BabyData pregnancy calculators every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 2 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

claude mcp add pregnancy-calculators --transport http https://babydata.co.uk/mcp

Settings → Connectors → Add custom connector, then paste this address

https://babydata.co.uk/mcp

~/.codex/config.toml

[mcp_servers.pregnancy-calculators]
url = "https://babydata.co.uk/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "pregnancy-calculators": {
      "url": "https://babydata.co.uk/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "pregnancy-calculators": {
      "type": "http",
      "url": "https://babydata.co.uk/mcp"
    }
  }
}

Available tools 4

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

calculate

calculate_due_date

Estimate a pregnancy due date and current stage using Naegele's rule, from the last menstrual period (LMP), conception date, or an IVF embryo-transfer date. Returns the estimated due date, weeks pregnant now, trimester and weeks remaining. Informational only, not medical advice.

calculate_ovulation

Estimate the likely ovulation day, the fertile window and the next period from the first day of the last period and the average cycle length. Informational only.

maternity

maternity_pay

Estimate UK Statutory Maternity Pay over the 39 weeks under gov.uk rules: 90% of average weekly earnings for 6 weeks, then the lower of the statutory flat rate or 90%. Uses the 2026-27 gov.uk flat rate of £194.32 a week, which changes each April. Estimate only, not advice.

pregnancy

pregnancy_weeks

Work out how many weeks and days pregnant someone is, the trimester and progress through the 40 weeks, from either the LMP or the due date. Informational only, not medical advice.

Endpoints

URL	Transport	State	Latency	Checked
https://babydata.co.uk/mcp	streamable-http	answering	106 ms	2 min ago

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BabyData pregnancy calculators — questions

Answers built from our own checks of this server.

What can BabyData pregnancy calculators do?

It exposes 4 tools, read directly from the server on our last check. Among them: calculate_due_date, calculate_ovulation, maternity_pay, pregnancy_weeks. 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 BabyData pregnancy calculators working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 92 of 92 checks got a reply (100.0%), average response time 165 ms. The bar chart above shows every period we have measured.

How do I connect BabyData pregnancy calculators?

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 BabyData pregnancy calculators need an API key?

No. BabyData pregnancy calculators completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 4 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is BabyData pregnancy calculators?

It answers our handshake in 165 ms on average, which is faster than 78% 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.