OpenAI GPT-5.3 Codex vyvolává označení „vysokého“ kybernetického rizika — a přístup se zpřísňuje
OpenAI has released GPT-5.3-Codex to paying ChatGPT customers but is restricting wider access due to cybersecurity risks. The company is piloting a “Trusted Access for Cyber” initiative and offering $10 million in API credits for defensive research. GPT-5.3-Codex achieved record scores on several coding benchmarks. Full API access remains limited as OpenAI strengthens safeguards.