SDK reference
Welcome to the SDK reference!
API reference for the core @zama-fhe/sdk package. Each page documents a single class or utility with constructor options, methods, properties, and working code examples.
Where to go next
🟨 Go to ZamaSDK for the main entry point — creates tokens, manages sessions, and coordinates the relayer and signer.
🟨 Go to Token for the base ERC-7984 confidential token operations — balance decryption, transfers, operator approvals.
🟨 Go to WrappedToken for ERC-7984 ERC-20 wrapper operations — shield, unshield, allowance.
🟨 Go to web() transport for browser-side FHE encryption via bundled WASM.
🟨 Go to node() transport for server-side FHE operations in Node.js.
🟨 Go to Network presets for pre-configured contract addresses on Sepolia, Mainnet, and Hardhat.
🟨 Go to Errors for the full list of SDK error types and codes.
Help center
Ask technical questions, discuss with the community, or report a bug.
Open an issue on the SDK repository
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