---
title: Authentication
description: How Graphon authenticates requests, how to send your API key, the key format, and the authentication errors.
doc_version: 0.1.0-preview
last_updated: 2026-09-14
---

# Authentication

How Graphon authenticates requests, how to send your API key, the key format, and the authentication errors.

See the full page at https://docs.beta.graphon.ai/api/authentication

## Sitemap

See the full [sitemap](/sitemap.md) for all pages.