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

# Create Connections

> Connect an account to one or more blockchain networks

<ParamField header="Authorization" type="string" required>
  Bearer token: `Bearer YOUR_ACCESS_TOKEN`
</ParamField>

<ParamField body="account_id" type="string" required>
  The ID of the account to connect to blockchain networks.
</ParamField>

<ParamField body="chains" type="array" required>
  Array of blockchain network identifiers to connect. Supported values: `ethereum`, `solana`, `bitcoin`, `polygon`, `bsc`, `base`, `arbitrum`, `optimism`, `xdc`.
</ParamField>

<RequestExample>
  ```bash theme={null}
  curl -X POST 'https://crypto-api.yativo.com/api/v1/accounts/create-connections' \
    -H 'Authorization: Bearer YOUR_ACCESS_TOKEN' \
    -H 'Content-Type: application/json' \
    -d '{
      "account_id": "acc_01HX9KZMB3F7VNQP8R2WDGT4E5",
      "chains": ["ethereum", "solana", "polygon"]
    }'
  ```
</RequestExample>

<ResponseExample>
  ```json theme={null}
  {
    "status": "success",
    "message": "Connections created successfully",
    "data": {
      "account_id": "acc_01HX9KZMB3F7VNQP8R2WDGT4E5",
      "connections": [
        {
          "connection_id": "con_01HX9KZMB3F7VNQP8R2WDGT4E7",
          "chain": "ethereum",
          "status": "active"
        },
        {
          "connection_id": "con_01HX9KZMB3F7VNQP8R2WDGT4E8",
          "chain": "solana",
          "status": "active"
        },
        {
          "connection_id": "con_01HX9KZMB3F7VNQP8R2WDGT4E9",
          "chain": "polygon",
          "status": "active"
        }
      ]
    }
  }
  ```
</ResponseExample>