testnet-v4.9.1

Replaces the dynamic density-based smart contract deployment limits, by a static const MAX_DEPLOYMENT_{VARIABLES, CONSTRAINTS}_V2: u64 = 1 << 22 This will allow for more predictable and expressive smart contract deployments

Testnet consensus version activation height: 18,813,000, predicted at current blocktimes to activate 8/18/2026

v4.9.0

New consensus version activates at mainnet height: 20_794_000, est. August 4th 2026.

A couple of features worth highlighting are:

• deployment density safety checks
• credits.aleo translation key support for dynamic dispatch

testnet-v4.9.0

Testnet upgrade height: 18,295,000

v4.8.1

Merge pull request #4347 from ProvableHQ/history_read_fix_mainnet

History read fix mainnet

v4.8.0

To build this release on ubuntu, you'll now require libclang-dev to be installed.

A couple of other features worth highlighting are:

• telemetry is now a default-enabled feature
• A bug which causes CDN syncing to sometimes be skipped has been fixed
• Smart contracts can now be 4x as large, and granularly limit upgrades of individual functions
• A recent change to the proving puzzle algorithm has been reverted, with the aim of stabilizing prover rewards to their previous level.

Mainnet upgrade height: 19,860,000

v4.7.5

Patches a performance issue of the history feature, this upgrade is not required for validators and core clients which don't use the history feature.

testnet-v4.8.1

Testnet upgrade height: 17,319,000

v4.7.4

Merge pull request #4297 from ProvableHQ/history_optimization

Bump snarkVM rev and snarkOS version

v4.7.3

chore(snarkos): update snarkVM version

v4.7.2

Introduces better solution spam throttling.