# Kakao

**Canonical:** https://apis.io/providers/kakao/  
**Website:** https://www.kakaocorp.com/  
**APIs profiled:** 21

Kakao Corp. is the South Korean technology group behind KakaoTalk — the dominant mobile messenger in Korea — along with KakaoPay (payments), Kakao Bank (digital bank), KakaoMobility (taxi, navigation, parking), KakaoMap, Kakao Games, Kakao Entertainment (Melon, Kakao Webtoon, Daum), and KakaoCloud. Kakao runs its public developer platform at developers.kakao.com, exposing REST APIs for Kakao Login (OAuth 2.0), Kakao Sync, KakaoTalk Share / Message / Friend Picker / Channel, KakaoStory, KakaoNavi, KakaoMap, Local search, Daum Search, KakaoPay (PG / online easy-pay), and KoGPT generative AI. KakaoMobility and Kakao Enterprise / KakaoCloud each operate additional partner- facing developer surfaces.

## Kin Score — 34.8 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 34.8).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 54.5 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 26.3 |
| Developer Ergonomics | 33.3 |
| Commercial Clarity | 28.9 |
| Access Clarity | 28.9 |

Regulatory layer — **Payments**: 18.8 (matched via tags).

## 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

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

## APIs (21)

- **Kakao Login (OAuth 2.0) API** — Kakao Login is Korea's most widely used social-identity provider, built on OAuth 2.0 / OpenID Connect. The API issues access and refresh tokens, returns user profile attributes ...
- **Kakao Sync API** — Kakao Sync extends Kakao Login with a one-click signup experience that simultaneously creates an in-app account and (optionally) adds a KakaoTalk Channel friendship for Korean s...
- **KakaoTalk Sharing API** — KakaoTalk Sharing lets external apps and websites share rich "Feed", "List", "Location", "Calendar", "Commerce", and custom-template messages into KakaoTalk chats.
- **KakaoTalk Message API** — KakaoTalk Message sends template-based messages from a Kakao-Linked app to the authenticated user themselves or to consenting KakaoTalk friends.
- **KakaoTalk Channel API** — KakaoTalk Channel APIs manage a brand's Channel relationship with users — including add-friend status, Alimtalk-style notification messages (delivered via Kakao's BizMessage par...
- **KakaoTalk Friends API** — Returns the list of KakaoTalk friends who have also signed into a Kakao-Linked app, for friend-picker, invite, and social-feature experiences subject to user consent.
- **KakaoStory API** — KakaoStory APIs let apps publish posts and read user content on Kakao's social timeline product (legacy but still supported in Korea).
- **Kakao Local API** — Kakao Local API offers address-to-coordinate (and reverse) geocoding, keyword and category place search, and administrative-region lookup for Korean addresses and POIs.
- **KakaoMap Web / JavaScript SDK** — KakaoMap exposes Korean tile maps, markers, overlays, static maps, and roadview / panorama services for web and mobile applications.
- **KakaoNavi (Driving Directions) API** — KakaoNavi exposes driving directions, multi-waypoint route planning, ETA, and Future Driving directions (predictive ETA), and a native "Send to Kakao Navi" handoff for Korean mo...
- **Daum Search API** — Daum Search API returns search results from Daum's web, vClip video, image, blog, book, café, and Q&A indexes, complementing Kakao Local for content discovery.
- **KakaoPay Online (Easy-Pay) API** — KakaoPay Online (also known as KakaoPay Easy-Pay) lets online merchants accept KakaoPay wallet payments for one-time and subscription purchases, with order create, approve, canc...
- **KakaoPay Subscription Payments API** — Subscription Payments API enables recurring KakaoPay billing for SaaS, content, and membership models — using a one-time SID (subscription ID) handshake followed by server-side ...
- **KakaoPay PG (Payment Gateway) API** — KakaoPay PG is the full Korean payment-gateway product offering card, bank-transfer, point, and KakaoPay wallet acceptance for enterprise merchants.
- **KoGPT API** — KoGPT is Kakao Brain's Korean-language large language model. The KoGPT API provides text generation, summarization, paraphrasing, and classification for Korean text.
- **Karlo (Text-to-Image) API** — Karlo is Kakao Brain's diffusion-based text-to-image generation API, supporting Korean and English prompts and multiple aspect ratios.
- **KakaoMobility Business API** — KakaoMobility's Business API powers KakaoT corporate mobility — letting enterprise platforms book Kakao T taxi rides, manage corporate accounts, and reconcile employee trips for...
- **Kakao OAuth API** — Kakao Login OAuth 2.0 authorization, token, and logout flows.
- **Kakao OIDC API** — OpenID Connect discovery, JWKS, and user info.
- **Kakao Service Terms API** — Manage Kakao Sync service-terms consent.
- **Kakao User API** — Logged-in user information, scopes, and account linking.

## Agentic access (1)

- **Kakao Agentic Access** — 14 operations · 5 acting · 1 human-in-the-loop

## Security (2)

- **Kakao Authentication** — apiKey/http · 2 schemes
- **Kakao Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Kakao Plans Pricing**

## Tags

Messaging, Maps, Navigation, Payments, Search, Korea, Identity, Authentication, KakaoTalk, LLM

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