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Bridge provides multiple mechanisms to verify your stablecoin is always fully backed. **Quarterly Attestations: **Attestations of Bridge-issued stablecoins and rewards by an independent accountant that are available subject to an additional fee.  Monthly Reports: Summary of transaction activity, balances and earnings delivered by the 5th day of the month. Realtime transparency: API endpoints that show:
  • Total circulating supply of xUSD 
  • Underlying reserve assets that back xUSD
  • Token inventory available for swapping

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API: Circulating Stablecoin Supply

The total circulating supply of xUSD.
Request
curl --request GET 'https://api.bridge.xyz/v0/transparency/xUSD/supply' \ 
     --header 'Content-Type: application/json' \ 
     --header 'Api-Key: <your api key>
Response
"supply": [
    {
      "chain": "solana",
      "currency": "xUSD",
      "amount": "2.0"
    }]
}

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API: Reserve Assets

The reserve asset (mix of cash and treasuries) that back xUSD.
Request
curl --request GET 'https://api.bridge.xyz/v0/transparency/xUSD/reserves' \     
     --header 'Content-Type: application/json' \ 
     --header 'Api-Key: <your api key>'
Response
{
  "accounts": [
    {
      "asset_class": "cash",
      "currency": "usd",
      "amount": "1.0"
    },
    {
      "asset_class": "managed_money_market",
      "currency": "usd",
      "amount": "1.0"
    }
  ]
}

​
API: Stablecoin Inventory

The available inventory balance of xUSD stablecoins available for use in Bridge’s Orchestration
Request
curl --request GET 'https://api.bridge.xyz/v0/transparency/:symbol/inventory' \     
     --header 'Content-Type: application/json' \ 
     --header 'Api-Key: <your api key>'
Response
{
  "inventory": [
    {
      "chain": "solana",
      "currency": {
        "name": "xUSD",
        "address": "0xdeadbeef"
      },
      "amount": "$5.00 USD"
    }
  ]
}

​
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