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TAC’s architecture is designed to support secure and deterministic cross-chain communication while preserving native user experience on the TON side. The protocol relies on on-chain consensus to execute contract-level operations across both networks.
TAC Architecture showing EVM Layer, TON Adapter, and Proxy Apps

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Main Layers

TON TVM Layer

TAC SDK dev tools to prepare and initiate cross-chain transaction in TON

TON Adapter

Distributed sequencer network that securely routes messages between TON and EVM.

TAC EVM Layer

Full EVM compatibility with Cosmos SDK. Handles all application logic and state.

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Secondary Layers

Hybrid dApps

Applications that combine EVM smart contract logic with native Telegram user experience

TAC Proxies

Interface layer to access your EVM dApp from TON