xReserve is the interoperability layer behind your own USDC-backed stablecoin. Circle holds the underlying reserves on source blockchains such as Ethereum and exposes the state and lifecycle to you through the API.Documentation Index
Fetch the complete documentation index at: https://developers.circle.com/llms.txt
Use this file to discover all available pages before exploring further.
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API keys
Authenticate your requests with an API key.
xReserve documentation
Learn how xReserve works.
Endpoint categories
Attestations
List, retrieve, and look up attestations by transaction hash.
Balances
Read reserve balances and reserve info.
Withdrawals
Prepare, submit, and track withdrawals.