# CatchUI

**Canonical:** https://apis.io/providers/catchui-com/  
**Website:** https://catchui.com/  
**APIs profiled:** 1

CatchUI is a bilingual UI pattern identifier and learning library that uses model‑assisted screenshot recognition to name UI elements. Users can upload interface screenshots, receive pattern names with evidence, and save cards to a personal library for spaced‑repetition learning. The service offers a free tier with limited scans and paid Pro plans for higher daily usage.

## Kin Score — 9.0 / 100 (minimal)

Scored 2026-11-06 under rubric 0.27.0.

| Facet | Score |
|---|---|
| Discoverability | 57.1 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 13.1 |
| Access Clarity | 10.5 |

Regulatory layer — **Education & Research**: 9.1 (matched via tags).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| 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 |
| MCP Tool Quality | na |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## APIs (1)

- **CatchUI API** — API for CatchUI UI pattern identification service

## Security (1)

- **Catchui Com Domain Security** — TLSv1.3 · HSTS · DMARC

## Tags

UI, Design, Education, Artificial Intelligence, Tool

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