Distillation

Date: Sep 16, 2026

• 🟡 (22:45) packages/gateway/src/pipeline.ts defines validateResponseLifecycle at line 9167; lifecycle validation throws "Responses terminal event has nonterminal status" at line 9236 and can throw Responses terminal changed ${description} at line 9351.
• 🟡 (22:45) Recall completion logic in packages/gateway/src/pipeline.ts tracks completionAttempted from line 9613 and defines async settleRecall at line 9659.
• 🟡 (22:45) Recall settlement registers an abort listener with signal.addEventListener("abort", onAbort, { once: true }) at line 9682 and throws signal.reason at line 9750 when aborted.
• 🟡 (22:45) Responses output construction includes an output_text part shaped as { type: "output_text", text, annotations: [] } at line 9824.
• 🟡 (22:45) buildTerminal(res: GatewayResponse): string begins at line 9848, reads state.terminalResponse at line 9871, and can emit { incomplete_details: { reason: incompleteReason } } at line 9894.
• 🟡 (22:45) Streaming output appends each formatted frame as ${frame}\n\n at line 10009; later asynchronous stream handling tracks cancelled and defines clearKeepalive.