OpenAI launches GPT-5.5, touts coding gains
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- OpenAI announced GPT-5.5, calling it its "smartest and most intuitive to use model yet" and the "next step toward a new way of getting work done on a computer"
- GPT-5.5 "excels" at writing and debugging code, online research, building spreadsheets and documents, and working across multiple tools, per OpenAI
- GPT-5.5 can handle "messy, multi-part task[s]" by planning, using tools, checking its work, and navigating ambiguity without step-by-step management, OpenAI said
- GPT-5.5 features the "strongest set of safeguards to date" and uses "significantly fewer" tokens to complete tasks in Codex
- GPT-5.5 rolls out Thursday to Plus, Pro, Business, and Enterprise ChatGPT tiers plus Codex, with GPT-5.5 Pro coming to Pro, Business, and Enterprise users
- Anthropic recently released Claude Opus 4.7 and announced Mythos Preview; OpenAI countered with GPT-5.4-Cyber as both compete for AI coding and enterprise tools and "race to potentially go public later this year"
- The launch comes days before the Elon Musk vs. OpenAI executives Sam Altman and Greg Brockman trial begins Monday in Oakland federal court
Why it matters: GPT-5.5's token efficiency and coding focus target the enterprise and AI-coding markets where OpenAI and Anthropic are locked in competition, with both companies "racing to potentially go public later this year." The compressed release cadence — GPT-5.4 last month, then GPT-5.5 — shows OpenAI shipping faster as it defends coding-tool market share heading into a public-market moment.
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