> For the complete documentation index, see [llms.txt](https://docs.moremarkets.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.moremarkets.xyz/protocol-concepts/tellers/receiptteller.md).

# ReceiptTeller

ReceiptTeller is a specialized contract that extends WormholeTeller to handle cross-chain message receipts and bridging operations. It acts as an intermediary that can operate in two modes: as a sender or receiver of cross-chain messages, primarily dealing with vault share transfers across different blockchain networks.

ReceiptTeller are crypto-economically secured, have fees embedded into them and work in tandem with RouterTeller.