> For the complete documentation index, see [llms.txt](https://docs.vida.id/identity-stack/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.vida.id/identity-stack/verify/kyc-web-sdk/integration/frontend-integration/environment.md).

# Environment

Vida KYC Web SDK supports separate **Sandbox** and **Production** environments.

***

### Available Environments

#### 🧪 Sandbox Environment

Purpose: **Testing & Proof of Concept (POC)**

***

#### 🚀 Production Environment

Purpose: **Live applications**

***

### Token Validity Comparison

| Environment | Token Validity |
| ----------- | -------------- |
| Sandbox     | 5 hours        |
| Production  | 5 minutes      |

***

### Versioning

The Vida Web SDK uses **semantic versioning**:

* **MAJOR** – Breaking changes
* **MINOR** – Backwards-compatible features
* **PATCH** – Bug fixes and small updates

Example:

* `1.1.0` → production version
* `1.1.0-sandbox` → sandbox build of the same version

> Always align your CDN URL / NPM version with the version shared by Vida.