# Duck Tax

**Canonical:** https://apis.io/providers/ducktax-com/  
**Website:** https://ducktax.com/  
**APIs profiled:** 1

Duck Tax provides a free online checker for UK micro-entity company accounts. Users can input their financial figures to generate an FRS 105 balance sheet, identify errors, and ensure compliance before filing. The service is offered by Spark Games Ltd and aims to simplify small business accounting with a zero‑cost tool.

## Kin Score — 19.4 / 100 (emerging)

Scored 2026-11-06 under rubric 0.27.0.

| Facet | Score |
|---|---|
| Discoverability | 48.2 |
| Contract Quality | 0.0 |
| Contract Governance | 18.2 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 16.7 |
| Access Clarity | 31.6 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 24.5 (matched via fallback).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| 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 | na |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (1)

- **Duck Tax MCP** — MCP (Microservice Control Protocol) server for Duck Tax providing API access.

## Security (2)

- **Ducktax Com Domain Security** — TLSv1.3 · HSTS · DMARC
- **Ducktax Com Vulnerability Disclosure** — security.txt · contact published

## Tags

Finance, Accounting, United Kingdom, Micro-entity

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