# Calculate.co.nz

**Canonical:** https://apis.io/providers/calculate-co-nz/  
**Website:** https://calculate.co.nz/  
**APIs profiled:** 1

Calculate.co.nz provides New Zealand’s most comprehensive free collection of online calculators and financial literacy guides. It offers over 2,490 NZ‑specific calculators covering tax, GST, KiwiSaver, mortgages, insurance and more, plus 433 plain‑English guides and 31 learning pathways. Independent, no sign‑up required, and trusted by over two million Kiwis since 2019.

## Kin Score — 43.5 / 100 (developing)

Scored 2026-11-06 under rubric 0.27.0.

| Facet | Score |
|---|---|
| Discoverability | 66.1 |
| Contract Quality | 65.3 |
| Contract Governance | 22.0 |
| Operational Transparency | 5.3 |
| Developer Ergonomics | 32.7 |
| Access Clarity | 47.4 |

Regulatory layer — **Education & Research**: 26.5 (matched via tags).

## Agent readiness — 28.3 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | derived |
| Well Known Catalog | yes |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | distinct |
| MCP Tool Quality | na |

## Access

Paid — onboarding: unknown, pricing: paid, trial: no (confidence: medium).

## APIs (4)

- **Calculate.co.nz Calculators API** — New Zealand tax, money and health calculations. Each one is a port of the calculator of the same name on calculate.co.nz, and the website is the reference: where the two disagre...
- **Calculate.co.nz Discovery API** — Find the right page across all 2,377 calculators, 407 guides and 49 datasets. Only a handful of calculators have their own endpoint; everything else is reachable here as a URL.
- **Calculate.co.nz Reference data API** — Current, dated, sourced New Zealand statutory rates: tax brackets, ACC, student loan, KiwiSaver, benefits. Maintained on a review calendar tied to when each figure actually chan...
- **Calculate.co.nz Service API** — Liveness and the state of the search index.

## Agentic access (1)

- **Calculate Co Nz Agentic Access** — 52 operations · 46 acting

## Security (3)

- **Calculate Co Nz Authentication** — apiKey · 1 scheme
- **Calculate Co Nz Domain Security** — TLSv1.3 · HSTS · DMARC
- **Calculate Co Nz Vulnerability Disclosure** — security.txt · contact published

## Plans (1)

- **Calculate Co Nz Plans Pricing**

## Tags

Company, Finance, Calculators, New Zealand, Free, Education

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/calculate-co-nz/). Scores are computed from the provider's own public artifacts under a published rubric.