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Version 2026.01.15 c04fdfe10 interaction

github-actions[bot] edited this page Jan 16, 2026 · 2 revisions

Interaction Packets

Version: 2026.01.15-c04fdfe10

This category contains 5 packet(s).

Packet Index

ID Name Compressed Max Size
0x122 SyncInteractionChains No 1.7 GB
0x123 CancelInteractionChain No 1.0 KB
0x124 PlayInteractionFor No 16.4 MB
0x125 MountNPC No 16 bytes
0x126 DismountNPC No 0 bytes

SyncInteractionChains

Property Value
Packet ID 0x122 (290)
Compressed No
Fixed Block Size 0 bytes
Variable Field Count 1
Max Size 1.7 GB

Fields

Name Type Nullable Max Length
updates SyncInteractionChain[] No 4096000

CancelInteractionChain

Property Value
Packet ID 0x123 (291)
Compressed No
Fixed Block Size 5 bytes
Variable Field Count 1
Max Size 1.0 KB
Nullable Bit Field 1 byte(s)

Fields

Name Type Nullable Max Length
chainId int No -
forkedId ForkedChainId Yes -

PlayInteractionFor

Property Value
Packet ID 0x124 (292)
Compressed No
Fixed Block Size 19 bytes
Variable Field Count 2
Max Size 16.4 MB
Nullable Bit Field 1 byte(s)

Fields

Name Type Nullable Max Length
entityId int No -
chainId int No -
forkedId ForkedChainId Yes -
operationIndex int No -
interactionId int No -
interactedItemId String Yes 4096000
interactionType InteractionType No -
cancel boolean No -

interactionType enum values:

  • 0 = Primary
  • 1 = Secondary
  • 2 = Ability1
  • 3 = Ability2
  • 4 = Ability3
  • 5 = Use
  • 6 = Pick
  • 7 = Pickup
  • 8 = CollisionEnter
  • 9 = CollisionLeave
  • 10 = Collision
  • 11 = EntityStatEffect
  • 12 = SwapTo
  • 13 = SwapFrom
  • 14 = Death
  • 15 = Wielding
  • 16 = ProjectileSpawn
  • 17 = ProjectileHit
  • 18 = ProjectileMiss
  • 19 = ProjectileBounce
  • 20 = Held
  • 21 = HeldOffhand
  • 22 = Equipped
  • 23 = Dodge
  • 24 = GameModeSwap

MountNPC

Property Value
Packet ID 0x125 (293)
Compressed No
Fixed Block Size 16 bytes
Variable Field Count 0
Max Size 16 bytes

Fields

Name Type Nullable Max Length
anchorX float No -
anchorY float No -
anchorZ float No -
entityId int No -

DismountNPC

Property Value
Packet ID 0x126 (294)
Compressed No
Fixed Block Size 0 bytes
Variable Field Count 0
Max Size 0 bytes

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