SDKs

Switchboard SDK versions are pinned and validated in one canonical place:

• SDK Version Matrix

• Machine-readable lock file: tooling/sdk-versions.lock.json

Use the matrix for all docs and code snippets to avoid version drift.

SDK Links

Language	Type	Resource	Link
Rust	SDK	switchboard-on-demand	https://crates.io/crates/switchboard-on-demand
Rust	Docs	switchboard-on-demand	https://switchboard-on-demand-rust-docs.web.app/
TypeScript	SDK (SVM)	@switchboard-xyz/on-demand	https://switchboard-docs.web.app/
TypeScript	SDK (EVM)	@switchboard-xyz/on-demand-solidity	https://switchboard-evm-sdk.web.app
TypeScript	SDK (Sui)	@switchboard-xyz/sui-sdk	https://switchboard-sui-sdk.web.app
TypeScript	SDK (Aptos/Movement)	@switchboard-xyz/aptos-sdk	https://switchboard-aptos-sdk.web.app
TypeScript	SDK (Iota)	@switchboard-xyz/iota-sdk	https://www.npmjs.com/package/@switchboard-xyz/iota-sdk
TypeScript	Common	@switchboard-xyz/common	https://switchboardxyz-common.netlify.app/
TypeScript	Classic PullFeed compatibility	@switchboard-xyz/common-legacy	https://www.npmjs.com/package/@switchboard-xyz/common-legacy

Current on-demand JavaScript integrations should use Common 5.8.5 and on-demand 3.10.6. on-demand installs common-legacy 1.1.1 transitively; install common-legacy directly only when importing LegacyCrossbarClient.