← All updates

Network upgrades · Tachyon v4.0

Feature gate rollout

One gate per epoch (about 24 hours). Each status is read from the gate’s feature account on X1 mainnet.

7
Live
0
Next
4
Pending
  1. Gate 1 · FG 01Live

    Minimum vote-account stake

    Fee-free votes need at least 1 XNT staked to the vote account.

    ValidatorsEpoch 408 · slot 85,582,112

    9wZE…HFSh

  2. Gate 2 · FG 02Live

    p-token

    SPL Token replaced in place by p-token: same instructions, ~98% less compute.

    Developers · everyoneEpoch 409 · slot 85,798,112

    AHK6…c1Up

  3. Gate 3 · FG 03Live

    Create account with prefund

    New CreateAccountAllowPrefund instruction. CreateAccount is unchanged.

    DevelopersEpoch 410 · slot 86,014,112

    CEcW…26DB

  4. Gate 4 · FG 05Live

    alt_bn128 little-endian

    Little-endian BN254 syscalls, matching EVM and zk tooling.

    DevelopersEpoch 411 · slot 86,230,112

    27nG…7sN5

  5. Gate 5 · FG 06Live

    alt_bn128 G2 syscalls

    G2 add and multiply on BN254 for pairing-based proofs.

    DevelopersEpoch 412 · slot 86,446,112

    C14P…HrCs

  6. Gate 6 · FG 07Live

    BLS12-381 syscalls

    Curve operations, pairings and hash-to-curve for BLS signatures.

    DevelopersEpoch 413 · slot 86,662,112

    6omP…cacW

  7. Gate 7Live

    Stake program v5

    Minimum stake delegation rises to 1 XNT. Existing delegations are unaffected.

    Wallets · staking toolsEpoch 423 · slot 88,822,112

    EuvK…wByc

  8. Gate 8Pending

    Delayed commission updates

    Commission changes take effect one full epoch later.

    Validators · delegators—
  9. Gate 9Pending

    Chained block ID validation

    Each block is bound to its parent (two gates, same epoch). No action needed.

    No action—
  10. Gate 10Pending

    SBPFv3 programs

    Deploy and run SBPFv3 programs. Existing programs are unaffected.

    Developers—
  11. Gate 11Pending

    Syscall parameter address restrictions

    Tighter rules on where syscall and CPI parameters may point.

    Developers: test CPI on testnet now—

Feature links open in the FortiBlox explorer. “FG” numbers are the ones X1 Labs uses in its gate posts.