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WSS
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v1
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fills

Documentation Index

Fetch the complete documentation index at: https://docs.openpx.trade/llms.txt

Use this file to discover all available pages before exploring further.

Authenticated stream of the caller’s own order fills (auth required).
Messages
Fill
type:object

A fill on one of the authenticated user's orders.

Connected
type:object

Initial socket establishment.

Reconnected
type:object

Socket re-established after an outage — gap_ms is the wall-clock interval since the last received message.

Lagged
type:object

Slow consumer dropped messages — every affected book is invalidated and must be rebuilt from the next Snapshot.

BookInvalidated
type:object

A specific market's book is no longer trustworthy — drop cache and wait for next Snapshot (reasons: Reconnect, Lag, SequenceGap, ExchangeReset).

Error
type:object

A non-fatal error observed on the connection (session continues).

Subscribe
type:object

Add to the active fills subscription set

Unsubscribe
type:object

Remove from the active fills subscription set