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Resolved

OpenAI GPT 5.4 Nano is not responding

Sep 20, 2026 at 3:57am UTC
Affected services
OpenAI GPT 5.4 Nano

Resolved
Sep 20, 2026 at 4:02am UTC

Automated health check: OpenAI GPT 5.4 Nano is responding normally again.

Created
Sep 20, 2026 at 3:57am UTC

Automated health check: OpenAI GPT 5.4 Nano failed to respond after 1 consecutive ping attempts.