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@laura_garcia shared a post, 6 days, 9 hours ago

Software Developer, RELIANOID

𝘗𝘰𝘴𝘵-𝘘𝘶𝘢𝘯𝘵𝘶𝘮 𝘊𝘳𝘺𝘱𝘵𝘰𝘨𝘳𝘢𝘱𝘩𝘺: Preparing for 𝘁𝗵𝗲 𝗡𝗲𝘅𝘁 𝗖𝘆𝗯𝗲𝗿𝘀𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗘𝗿𝗮

🚀 𝘗𝘰𝘴𝘵-𝘘𝘶𝘢𝘯𝘵𝘶𝘮 𝘊𝘳𝘺𝘱𝘵𝘰𝘨𝘳𝘢𝘱𝘩𝘺: Preparing for 𝘁𝗵𝗲 𝗡𝗲𝘅𝘁 𝗖𝘆𝗯𝗲𝗿𝘀𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗘𝗿𝗮 Quantum computers are approaching, and with them comes a threat to traditional encryption like RSA and ECC. At 𝗥𝗘𝗟𝗜𝗔𝗡𝗢𝗜𝗗, we’re taking action now to ensure your infrastructure stays secure in a post-quantum world. How we’re prepar..

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GPT-5.3-Codex is OpenAI’s advanced agentic coding model, designed to go beyond writing code and operate as a general-purpose collaborator on a computer. It builds on GPT-5.2-Codex by combining stronger coding performance with improved reasoning and professional knowledge, while running about 25% faster. The model is optimized for long-running tasks that involve research, tool use, and complex execution, and it performs at the top of industry benchmarks such as SWE-Bench Pro and Terminal-Bench.

Unlike earlier Codex models that focused primarily on code generation and review, GPT-5.3-Codex can reason, plan, and act across the full software lifecycle. It supports activities such as debugging, deploying, monitoring, writing product requirement documents, creating tests, and analyzing metrics. It can also autonomously build and iterate on complex applications and better interpret underspecified prompts, producing more complete and production-ready results by default.

A defining feature of GPT-5.3-Codex is its interactive, agentic workflow. Users can steer the model while it is working, receive progress updates, and adjust direction without losing context, making it feel more like a teammate than a batch automation tool. The model was even used internally to help debug its own training and deployment processes. GPT-5.3-Codex is available through paid ChatGPT plans in the Codex app, CLI, IDE extension, and web, with API access planned for the future.