> ## Documentation Index
> Fetch the complete documentation index at: https://docs.cryptoids.info/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

> Example for interacting with Cryptoids API.

<Note>
  We currently provide API for all EVM compatible chains, solana and tron and
  TON. If your chain is not listed please contact us.
</Note>

## Authentication

All user hosted or self hosting API require API Key as an Authentication method.

```json
"headers": [
  {
    "API_KEY": "YOUR_API_KEY"
  }
]
```