> For the complete documentation index, see [llms.txt](https://docs.fetcch.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fetcch.xyz/how-to-integrate/guides/identity/how-to-resolve-identity.md).

# How to resolve identity?

{% hint style="info" %}
Check [Quickstart](/how-to-integrate/quickstart.md) for authenticating with API Key
{% endhint %}

### Using API

{% openapi src="/files/xjcYh3sZCi10eHJaNA7T" path="/identity" method="get" %}
[openapi.yml](https://2219691098-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FxaHazojZlIts4pidXQC6%2Fuploads%2FfnFyuZwzFVn93GBdO4kv%2Fopenapi.yml?alt=media\&token=7e1414fc-c6b1-4244-9549-9bb061a79cc5)
{% endopenapi %}

### Using SDK

For [Quickstart](/how-to-integrate/sdk-quickstart.md)

#### Call Resolve Function

```typescript
const id = await fetcch.identity.resolve("satyam@metamask")

// CAN ALSO DO

const id = await fetcch.identity.resolve("satyam.eth")

// OR

const id = await fetcch.identity.resolve("satyam.sol")

// EVEN OR

const id = await fetcch.identity.resolve("satyam.nft")
```