Latest API Releases

Here’s a feed to help you catch up with our latest releases.
Friday, February 27, 2026
API
Protocol
WASM
Tooling

Release: SpaceCraft SDK v0.65.0

SpaceCraft v0.65.0 focuses on making blackbox tests easier to write and maintain. The highlight is scen-blackbox, a new sc-meta standalone tool that automatically generates Rust blackbox tests from existing mandos scenario JSON files. The release also includes ABI and TypeAbi improvements that support the generator, payment API additions, codec fixes, and VM cleanups.

More details: GitHub↗

For questions or help, reach us on Telegram or Discord channels.

Full Release Notes
Wednesday, February 18, 2026
API
Protocol
WASM
Tooling

Release: SpaceCraft SDK v0.64.2

SpaceCraft v0.64.2 is a patch release that works around a VM hook bug affecting negative number serialization, adds new big number utilities, introduces the FungiblePayment type, upgrades Wasmer, and improves sc-meta error reporting and storage mapper documentation.

Full Release Notes
Wednesday, January 14, 2026
API
Protocol
WASM
Tooling

Release: SpaceCraft SDK v0.64.1

SpaceCraft v0.64.1 is a patch release that improves backwards compatibility for the TokenId type and fixes critical debugger issues affecting error reporting.

More details: GitHub↗

For questions or help, reach us on Telegram or Discord channels.

Full Release Notes
Monday, December 22, 2025
API
Protocol
WASM
Tooling

Release: SpaceCraft SDK v0.64.0

SpaceCraft v0.64.0 brings significant improvements to the MultiversX smart contract development experience, featuring a modernized payments API, enhanced type safety, and updated toolchain compatibility.

More details: GitHub↗

For questions or help, reach us on Telegram or Discord channels.

Full Release Notes
Tuesday, November 18, 2025
API
Protocol
WASM
Tooling

Release: SpaceCraft SDK v0.63.0

SpaceCraft v0.63.0 cleans up the block into API, by introducing second and millisecond timestamp and duration types.

It also makes the Rust compiler version used for building smart contracts predictable and configurable. There are several more improvements in the build system.

Finally, it adds support for fallible sync calls in the Rust VM, allowing these calls to be used in blackbox tests.

For questions or help, reach us on Telegram or Discord channels. 

Full Release Notes
Monday, September 29, 2025
API
Protocol
WASM
Tooling

Release: SpaceCraft SDK v0.62.0

SpaceCraft v0.62.0 provides BLS cryptographic signing in tests, as well as gas simulation functionality.

For questions or help, reach us on Telegram or Discord channels. 

Full Release Notes

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