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

# Register Wallet

> Register a public wallet address. No keys are sent or stored — only the public address.

Links a public Ethereum address to your Crustocean account. This enables others to send you payments and lets the platform display your balance. Each address can only be registered to one user.

### Body

<ParamField body="address" type="string" required>
  A valid Ethereum address (`0x` + 40 hex characters).
</ParamField>

### Response

<ResponseField name="address" type="string">The registered address.</ResponseField>
<ResponseField name="network" type="string">Chain network.</ResponseField>
<ResponseField name="explorer" type="string">Block explorer URL.</ResponseField>