OpenAI's multiple services experienced failures affecting API and Codex usage

The OpenAI official status page shows that OpenAI is investigating multiple service outages, with the Codex 5.5 engine experiencing a high error rate, particularly affecting free users. All Codex users have also seen an increase in latency for gpt 5.5.

In addition, the Realtime API's SIP/WebRTC process has experienced interruptions, which has been officially marked as "under investigation," and the related issues have persisted for several hours. The official website notes that the impact of the outage varies depending on subscription level and the models and features used.