# @typia/interface

> Superfast runtime validators with only one line

Latest version **14.0.6** (published 2026-09-09) · MIT license · 0 weekly downloads

## Install

```sh
npm install @typia/interface
pnpm add @typia/interface
yarn add @typia/interface
bun add @typia/interface
```

## Health

**Score 70/100 (B)** — status: active.

Positive: has types; esm support; no vulnerabilities; has provenance; recently updated; high maintenance score.

Warnings: low downloads.

## Facts

| | |
|---|---|
| Version | 14.0.6 |
| Published | 2026-09-09 |
| First published | 2026-02-25 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | bundled |
| Module format | ESM + CommonJS |
| Dependencies | 0 |
| Unpacked size | 588.4 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| Provenance | attested (GitHub Actions) |
| GitHub stars | 5909 |
| Author | Jeongho Nam |
| Maintainers | samchon |
| Keywords | fast, json, stringify, transform, ajv, io-ts, zod, schema, json-schema, generator, assert, clone, is, validate, equal, runtime, type, typebox, checker, validator, safe, parse, prune, random, protobuf, llm, llm-function-calling, structured-output, openai, chatgpt, claude, gemini, llama |

## Links

- npm: https://www.npmjs.com/package/@typia/interface
- Repository: https://github.com/samchon/typia
- Homepage: https://typia.io
- Issues: https://github.com/samchon/typia/issues
- npm.io page: https://npm.io/package/@typia/interface

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## Recent versions

- 14.0.6 (latest) — 2026-09-09
- 12.2.1 (legacy) — 2026-09-17
- 13.0.0-rc.2 (rc) — 2026-07-07
- 13.0.0-dev.20260703.1 (next) — 2026-07-03
- 14.0.5 — 2026-09-03
- 14.0.4 — 2026-08-26
- 14.0.3 — 2026-08-25
- 14.0.2 — 2026-08-22
- 14.0.1 — 2026-08-21
- 14.0.0 — 2026-08-18
- 13.3.0 — 2026-08-13
- 12.2.0 — 2026-08-13
- 13.2.0 — 2026-07-22
- 13.1.19 — 2026-07-18
- 13.1.1 — 2026-07-15
- … 60 more at https://npm.io/package/@typia/interface/versions

## README

# `@typia/interface`

![Typia Logo](https://typia.io/logo.png)

[![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/samchon/typia/blob/master/LICENSE)
[![NPM Version](https://img.shields.io/npm/v/typia.svg)](https://www.npmjs.com/package/typia)
[![NPM Downloads](https://img.shields.io/npm/dm/typia.svg)](https://www.npmjs.com/package/typia)
[![Build Status](https://github.com/samchon/typia/workflows/test/badge.svg)](https://github.com/samchon/typia/actions?query=workflow%3Atest)
[![Guide Documents](https://img.shields.io/badge/Guide-Documents-forestgreen)](https://typia.io/docs/)
[![Gurubase](https://img.shields.io/badge/Gurubase-Document%20Chatbot-006BFF)](https://gurubase.io/g/typia)
[![Discord Badge](https://img.shields.io/badge/discord-samchon-d91965?style=flat&labelColor=5866f2&logo=discord&logoColor=white&link=https://discord.gg/E94XhzrUCZ)](https://discord.gg/E94XhzrUCZ)

Shared type definitions and interfaces for the [`typia`](https://github.com/samchon/typia) ecosystem.

This is an **internal package** of `typia`. You don't need to install it directly — it is automatically included as a dependency of `typia`.

## Key Interfaces

| Module | Description |
|--------|-------------|
| `ILlmApplication` | LLM function calling application schema |
| `ILlmController` | Class-based LLM controller |
| `ILlmSchema` | LLM schema definition |
| `IJsonSchemaCollection` | JSON Schema collection |
| `IValidation` | Validation result (success/failure with errors) |
| `StandardSchemaV1` | [Standard Schema](https://standardschema.dev) contract that `typia.createValidate` satisfies |
| `IHttpLlmApplication` | HTTP-based LLM application schema |
| `IHttpLlmController` | HTTP-based LLM controller |
| `IHttpConnection` | API connection configuration |
| `tags` | Decorator tags (`Format`, `Minimum`, `Maximum`, `Pattern`, etc.) |

---
_Source: https://npm.io/package/@typia/interface · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._