# otwarteapi-pl

**Canonical:** https://apis.io/providers/otwarteapi-pl/  
**Website:** https://otwarteapi.pl/  
**APIs profiled:** 0

otwarteapi.pl is a Polish public API catalog that aggregates open government and international datasets. It provides machine‑readable listings of APIs across 40 jurisdictions, covering tax registers, company registries, statistical data, weather, and more, all without mandatory authentication for most endpoints. The platform offers an AI‑friendly llms.txt and a .well-known/ai-catalog.json manifest, enabling agents to discover and query APIs automatically.

## Kin Score — 7.1 / 100 (minimal)

Scored 2026-10-31 under rubric 0.25.0.

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

Regulatory layer — **Government & Public Sector**: 5.9 (matched via tags).

## Agent readiness — 3.1 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| 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 | 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 |

## Security (1)

- **Otwarteapi Pl Domain Security** — TLSv1.3 · HSTS

## Tags

Company, OpenData, Government, API-Catalog, Poland

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