# Papago

**Canonical:** https://apis.io/providers/papago/  
**Website:** https://www.ncloud.com/v2/product/aiService/papagoTranslation  
**APIs profiled:** 5

Naver Papago translation REST API for translating text between Korean, English, Japanese, Chinese, and other Asian and European languages using Neural Machine Translation (NMT) algorithms. The service offers text translation, document translation, website translation, language detection, and glossary management, supporting 29 language pairs with high accuracy and no data retention for user privacy.

## Kin Score — 45.9 / 100 (developing)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 45.9).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 62.9 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 52.6 |
| Developer Ergonomics | 23.8 |
| Commercial Clarity | 50.0 |
| Access Clarity | 50.0 |

## Agent readiness — 29.1 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| 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 | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (5)

- **Papago Language Detection API** — Automatically detects the language of input text, supporting 15 languages including Korean, English, Japanese, Chinese, Vietnamese, Thai, Indonesian, French, Spanish, Russian, G...
- **Papago Document Translation API** — Translates documents while preserving their original layout, supporting MS Office formats (DOCX, PPTX, XLSX), PDF, and Korean Hangul (HWP v5.0+) files up to 100 MB and 300,000 c...
- **Papago Website Translation API** — Detects and translates HTML documents and web elements using proprietary tag restoration technology for improved translation accuracy across websites and web applications, suppo...
- **Papago Glossary API** — Manages custom terminology dictionaries for contextually appropriate translations. Allows registration and retrieval of glossaries with up to 20 terms per request, applied acros...
- **Papago Papago API** — Naver Machine Learning Translation APIs

## Agentic access (1)

- **Papago Agentic Access** — 3 operations · 2 acting

## Security (2)

- **Papago Authentication** — apiKey · 2 schemes
- **Papago Domain Security** — TLSv1.3 · HSTS

## Plans (1)

- **Plans**

## Tags

Translation, Natural Language Processing, Machine Translation, Neural Machine Translation, Korean, Asian Languages, Localization, Language Detection

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