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Sui smart contract frameworks and SDKs

2 smart contract frameworks and SDKs whose own docs name Sui, compared on price, network and the catch. Checked against each maker's own pages; last updated Oct 18, 2026.

ToolBest forPriceSuiCatch
Sui TypeScript SDK (@mysten/sui)Building and signing Sui transactions from TypeScript appsFree (open source)MainnetPublic Mysten endpoints are rate-limited; bring your own RPC for production traffic
Sui CLICompiling, testing and publishing Sui Move packagesFree (open source)MainnetInstall the build matching your target network (suiup install sui@testnet or @mainnet)

Compare two side by side: Sui TypeScript SDK (@mysten/sui) vs Sui CLI

Sui CLI

Mysten Labs

Best for Compiling, testing and publishing Sui Move packages

Catch Install the build matching your target network (suiup install sui@testnet or @mainnet)

Chains
SuiSui
Price
Free (open source)
View details: Sui CLI Visit Sui CLI

Common questions

What are the smart contract frameworks and SDKs for Sui?
We list 2 whose own docs name Sui: Sui TypeScript SDK (@mysten/sui), Sui CLI. Each one links to the page we checked.
Which Sui smart contract frameworks and SDKs have a free option?
Sui TypeScript SDK (@mysten/sui), Sui CLI have a free plan or are open source. A free trial alone doesn't count.
Which ones name Sui mainnet?
Sui TypeScript SDK (@mysten/sui), Sui CLI.

See every Sui developer tool or all Smart contracts & SDKs picks. Prices change often, so confirm on each maker's page.

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