What changed
No action needed unless you validate responses against a closed schema.
Affects SessionEventAgentSessionSubagentClosed reachable from 2 operations.
Who is affected
Code that reads OpenAI's SessionEventAgentSessionSubagentClosed objects, used by 2 OpenAI operations.
Before and after
| Where | Before | After |
|---|---|---|
| SessionEventAgentSessionSubagentClosed.obfuscation | absent | present |
Based on OpenAI’s published API specification. How severity is decided.