MCP server

NZ Data API

dev.workers.zakwins.nzdata/nz-data-api

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

New Zealand public holidays, working-day deadlines, IRD/NZBN/bank checks, GST. Pay per call via x402

Working at last checkAbout 1,121 tokens per request once connected8 tools

Website

https://nzdata.zakwins.workers.dev/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Working at last check
Tools: 8
Token cost: About 1,121 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to Cursor Add to VS Code VS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http nz-data-api https://nzdata.zakwins.workers.dev/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.nz-data-api]
url = "https://nzdata.zakwins.workers.dev/mcp"

Gemini CLI

{"mcpServers":{"nz-data-api":{"httpUrl":"https://nzdata.zakwins.workers.dev/mcp"}}}

Cursor

{"mcpServers":{"nz-data-api":{"url":"https://nzdata.zakwins.workers.dev/mcp"}}}

VS Code

{"servers":{"nz-data-api":{"type":"http","url":"https://nzdata.zakwins.workers.dev/mcp"}}}

Antigravity

agy mcp add nz-data-api https://nzdata.zakwins.workers.dev/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"nz-data-api","server_url":"https://nzdata.zakwins.workers.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"nz-data-api","server_url":"https://nzdata.zakwins.workers.dev/mcp"}

Tools

nz_gst ~129 tokens
NZ GST 15% calculator (exclusive or inclusive). Paid tool: $0.001 USDC on Base per call via x402 (an unpaid call returns PaymentRequired; retry with _meta["x402/payment"]). Example args: {"amount":"115","mode":"inclusive"}
nz_holidays ~145 tokens
NZ public holidays 2022-2030 incl. Matariki, Mondayisation and optional regional anniversary day. Paid tool: $0.002 USDC on Base per call via x402 (an unpaid call returns PaymentRequired; retry with _meta["x402/payment"]). Example args: {"year":"2026","region":"auckland"}
nz_validate_bank ~141 tokens
Validate an NZ bank account number check digit (IRD algorithms A-G/X), normalise BB-bbbb-AAAAAAA-SSS and identify the bank code. Paid tool: $0.001 USDC on Base per call via x402 (an unpaid call returns PaymentRequired; retry with _meta["x402/payment"]). Example args: {"number":"01-0902-0068389-00"}
nz_validate_ird ~110 tokens
Validate NZ IRD/GST number check digit. Paid tool: $0.001 USDC on Base per call via x402 (an unpaid call returns PaymentRequired; retry with _meta["x402/payment"]). Example args: {"number":"49091850"}
nz_validate_nzbn ~112 tokens
Validate NZBN (GTIN-13) check digit. Paid tool: $0.001 USDC on Base per call via x402 (an unpaid call returns PaymentRequired; retry with _meta["x402/payment"]). Example args: {"number":"9429041535134"}
nz_validate_phone ~119 tokens
Validate and normalise an NZ phone number to E.164 with type. Paid tool: $0.001 USDC on Base per call via x402 (an unpaid call returns PaymentRequired; retry with _meta["x402/payment"]). Example args: {"number":"021 123 4567"}
nz_working_days ~207 tokens
Count NZ working days between two dates inclusive (weekends, public holidays, optional statutory Christmas shutdown presets oia|lgoima|building_act|rta). Paid tool: $0.002 USDC on Base per call via x402 (an unpaid call returns PaymentRequired; retry with _meta["x402/payment"]). Example args: {"start
nz_working_days_add ~158 tokens
Add N NZ working days to a date (e.g. OIA 20 working-day deadline). Paid tool: $0.002 USDC on Base per call via x402 (an unpaid call returns PaymentRequired; retry with _meta["x402/payment"]). Example args: {"start":"2026-12-15","days":"20","preset":"oia"}

Browse

Payments

Related MCP servers

Calcgrid
China working-day data, UK bank holidays, IANA time zones and deterministic business deadlines.
Qiniso
Deterministic fact verification for AI agents — checksums & curated data, not guesses.
itsmyship Agent Tools
NZ working-day deadlines with the law section cited, plus IRD, NZ bank and ABN checksum checks.
Business Days
Public holidays and working-day maths for 200+ countries, cross-checked across three providers.
Moltline RegClock
Incident-reporting deadlines from the law: CRA, NIS2, DORA, GDPR, HIPAA, SEC 8-K. 6 of 9 tools free.
FarsiTools (paid)
Persian and Iranian utilities for agents: Jalali dates, national ID, IBAN, holidays. Paid via x402.
Zovo Date Calculator
Days between dates & workdays
Tax Engine
Deterministic Czech OSVC tax tools for 2026: tax, insurance, deadlines, VAT and exchange rates.

Badge for your README

[![AptLynx](https://aptlynx.net/badge/dev.workers.zakwins.nzdata/nz-data-api.svg)](https://aptlynx.net/servers/dev.workers.zakwins.nzdata/nz-data-api)

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents