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Add full_snapshot to ParticipantUpdate #1967

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Add full_snapshot to ParticipantUpdate #1967

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Add full_snapshot to ParticipantUpdate
lukasIO Nov 11, 2026
522fc0b
generated protobuf
github-actions[bot] Nov 11, 2026
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5 changes: 5 additions & 0 deletions .changeset/participant-update-full-snapshot.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
"@livekit/protocol": patch
---

Add `full_snapshot` to `ParticipantUpdate`, set when the message lists every visible participant so clients can drop remote participants that are missing from it
20 changes: 16 additions & 4 deletions livekit/livekit_rtc.pb.go
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4 changes: 4 additions & 0 deletions protobufs/livekit_rtc.proto
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Expand Up @@ -293,6 +293,10 @@ message SessionDescription {

message ParticipantUpdate {
repeated ParticipantInfo participants = 1;
// when set, `participants` holds every participant visible to the receiver (the receiver itself
// included, hidden participants excluded) at the time the server built the message: the receiver
// drops any remote participant that is not listed. Unset for incremental updates.
bool full_snapshot = 2;
}

message UpdateSubscription {
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