OpenAI Codex lead Tibo said GPT-5.3-Codex-Spark will be retired next week—usage has declined and significantly better models are available, so it is making room for what comes next.
OpenAI Developers: GPT-Rosalind is out of research preview for eligible orgs via API, Codex, and ChatGPT Enterprise—stronger biological reasoning across papers and experiments. Codex Life Sciences plugins connect genomic/protein/translational workflows to 50+ scientific tools.
OpenAI launched the Agents API—a managed cloud agent service powered by the Codex harness for orchestration, long-running sessions, and tool use. Bring connectors, attach any sandbox, and run agents with Astra.
OpenAI officially posted GPT-6 Astra with the line “Anything you can do on a computer, Astra can do for you. Fast.” and a demo video. This is the public launch after earlier Preparedness Critical cyber framing, targeting general computer use and agentic work.
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