# Tallinn

**Canonical:** https://apis.io/providers/tallinn-ee/  
**Website:** https://www.tallinn.ee  
**APIs profiled:** 2

The City of Tallinn (Tallinna linn), capital of Estonia, publishes municipal open data through the Avaandmed API at avaandmed.tallinn.ee, a universal read-only GET /data/ query endpoint over city datasets that are documented on the Estonian Open Data Portal, plus a public city design system at design.tallinn.ee.

## Kin Score — 24.3 / 100 (emerging)

Scored 2026-11-13 under rubric 0.28.0.

| Facet | Score |
|---|---|
| Discoverability | 62.5 |
| Contract Quality | 49.0 |
| Contract Governance | 22.0 |
| Operational Transparency | 19.0 |
| Developer Ergonomics | 9.5 |
| Access Clarity | 0.0 |

Regulatory layer — **Government & Public Sector**: 4.9 (matched via tags).

## Agent readiness — 20.8 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | na |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | na |
| Error Semantics | derived |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | na |
| 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)

- **Tallinn Data API** — The Data API from Tallinn — 1 operation(s) for data.

## Agentic access (1)

- **Tallinn Agentic Access** — 1 operation

## Security (1)

- **Tallinn Domain Security** — TLSv1.3 · DMARC

## Tags

Government, Municipal, Open Data, Estonia, Smart City, Public Sector

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