# Content Negotiation

The client asks for a format with Accept; the server picks one it supports.

## What is **Content Negotiation**?

**Content negotiation** lets the client ask for a format with the `Accept` header (JSON, XML, CSV) and the server answer with one it supports.

```text
Accept: application/json
```

Level: Freelancer · [More Web Development terms at this level](https://www.ask-codey.com/glossary/subjects/web-development/freelancer)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/content-negotiation