The seat's name in the roster, or 'chair'.
Optional entryPool entry name, when the seat was filled from the pool.
Optional providerThe provider that answered; the assigned one when the call never returned.
Optional modelOptional responseThe model id the provider reported.
Optional substitutedThe provider answered from another model than the one requested.
Optional vendorWho trained the model that answered, when known.
Optional finishOptional truncatedSet on an ok seat whose finishReason is 'length' or 'tool-calls'.
Optional usageOptional costUSD?: numberCost in USD for this call, when available.
Optional cacheTokens served from the provider's prompt-prefix cache for this call. Undefined when the provider does not report cache usage.
Optional cacheTokens written as a new prompt-prefix cache entry for this call. Undefined when the provider does not report cache usage.
Optional errorRedacted: why the seat is not ok, when known.
Optional fallbackPresent when the seat allowed failover and it fired.
One seat's record in a panel result.