# registrum-co-uk

**Canonical:** https://apis.io/providers/registrum-co-uk/  
**Website:** https://registrum.co.uk/  
**APIs profiled:** 1

Registrum provides a UK Companies House data API delivering financials, turnover, accounts, PSC chains, and director networks as clean JSON. The service parses iXBRL filings, resolves ownership structures, and offers rate‑limit‑proof access without requiring a Companies House API key. Users can start for free with a keyless MCP endpoint, and paid plans add higher volume and SLA support.

## Kin Score — 37.8 / 100 (thin)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 66.1 |
| Contract Quality | 30.5 |
| Contract Governance | 16.4 |
| Operational Transparency | 10.5 |
| Developer Ergonomics | 42.1 |
| Access Clarity | 44.7 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 34.3 (matched via fallback).

## Agent readiness — 22.2 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | unknown |
| 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 | na |

## APIs (1)

- **Registrum API** — Registrum API provides UK Companies House data, financials, director networks, and enriched company profiles.

## Security (3)

- **Registrum Co Uk Authentication** — 0 schemes
- **Registrum Co Uk Domain Security** — TLSv1.3 · HSTS · DMARC
- **Registrum Co Uk Vulnerability Disclosure** — security.txt · contact published

## Tags

Companies House, Financial Data, JSON API, UK, Business Intelligence

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