Breaking model

OpenAI shut down gpt-5.2-chat-latest and gpt-5.3-chat-latest on August 10, 2026. The replacement is gpt-5.6-sol.

Took effect Aug 10, 2026 · models gpt-5.2-chat-latest, gpt-5.3-chat-latest

Reviewed against the vendor source on Sep 24, 2026 (AI-assisted review). Key facts are re-checked against the source daily.

What changes

Announced May 8, 2026. Both chat snapshots were removed from the API on August 10, 2026, with gpt-5.6-sol as the recommended replacement for each.

Breaking: Calls fail after this date.

Switch to gpt-5.6-sol and re-run your evals before shipping.

gpt-5.2-chat-latestgpt-5.3-chat-latest