Latest Protocol Releases

Here’s a feed to help you catch up with our latest releases.
Wednesday, September 10, 2025
API
Protocol
WASM
Tooling

Release: SpaceCraft SDK v0.61.0

SpaceCraft SDK v0.61.0 is live and introduces BLS cryptographic functions for testing smart contracts.

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

Full Release Notes
Tuesday, September 9, 2025
API
Protocol
WASM
Tooling

Release: mx-api-service: v1.15.0

The latest API service release brings:

- NFT Collections performance improvements

- MetaESDT tokens updates

- Events index support + sorting

- Miliseconds timestamp support

- NPM dependencies updates


More details: GitHub↗


Send us feedback and let’s get in touch if you have any improvement ideas!

Full Release Notes
Monday, August 11, 2025
API
Protocol
WASM
Tooling

Release: SpaceCraft SDK v0.60.0

SpaceCraft SDK v0.60.0 is live.

SpaceCraft v0.60.0 makes all the new Barnard functionality available by default for all Smart Contracts.

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

Full Release Notes
Wednesday, July 30, 2025
API
Protocol
WASM
Tooling

Release: mx-sdk-py v.2.0

This update introduces the GasLimitEstimator and removes deprecated code for a leaner, more efficient SDK.

Full Release Notes
Wednesday, July 30, 2025
API
Protocol
WASM
Tooling

Release: mx-sdk-js-core-v15.0.0

In this release, we introduced a new component called GasLimitEstimator for estimating gas limits. We've also removed deprecated code.

Full Release Notes
Tuesday, July 29, 2025
API
Protocol
WASM
Tooling

Release: Barnard Patch 1 - v1.10.5

Barnard Patch Release: Transaction Gas Cost Estimation

Barnard Patch updates the/transaction/cost endpoint enabling accurate gas cost estimation via transaction simulation. Ideal for smart contracts and transaction preparation. Optional upgrade primarily for observer nodes.

Full Release Notes

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