Introducing Claude Opus 4.5
… Product updates Products like Claude Code show what’s possible when the kinds of upgrades we’ve made to the Claude Developer Platform come together. Claude Code gains two upgrades with Opus 4.5. …
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What’s next?
Users will find Opus 4.8 to be a modest but tangible improvement on its predecessor. There’s still more to be done: we’re working on developing and releasing models that provide many of the same capabilities as Opus at a lower cost. Not only that, but we plan to release a new class of model with even higher intelligence than Opus. As part of Project Glasswing, a small number of organizations are currently using Claude Mythos Preview for cybersecurity work. Models of this capability level require stronger cyber safeguards before they can be generally released. We’re making swift progress on dev
Introducing Claude Opus 4.8Introducing Claude Opus 4.7
… This is a meaningful lift and a clear upgrade for the engineering work our teams are shipping every day. For CodeRabbit’s code review workloads, Claude Opus 4.7 is the sharpest model we’ve tested. …
Introducing Sonnet 4.6
Product Introducing Claude Sonnet 4.6 Feb 17, 2026 Claude Sonnet 4.6 is our most capable Sonnet model yet . It’s a full upgrade of the model’s skills across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. …
Claude Opus 4.6
… We’ve made substantial upgrades to Claude in Excel , and we’re releasing Claude in PowerPoint in a research preview. This makes Claude much more capable for everyday work. Claude Opus 4.6 is available today on claude.ai , our API, and all major cloud platforms. …
Introducing Claude Opus 4.8
… It’s a great model to build with. On our Super-Agent benchmark, Claude Opus 4.8 is the only model to complete every case end-to-end, beating prior Opus models and GPT-5.5 at parity on cost. …
Claude Fable 5 and Claude Mythos 5
… Claude Mythos 5 and the trusted access program Beginning today, all users who currently have access to Claude Mythos Preview for example, our cybersecurity partners in Project Glasswing will be able to upgrade to Claude Mythos 5—the same model as Claude Fable 5 but with cyber safeguards lifted. …
Anthropic raises $65B in Series H funding at $965B post-money valuation
… Related content Introducing Claude Opus 4.8 An upgrade to our Opus class of models, with stronger performance across coding, agentic tasks, and professional work, and the consistency to handle long-running work. …
Project Vend: Phase two
… One major change was the upgrade from an older model phase one used Claude Sonnet 3.7 to newer, smarter ones phase two used Claude Sonnet 4.0 and later Sonnet 4.5 . …
Expanding Project Glasswing
… Introducing Claude Opus 4.8 An upgrade to our Opus class of models, with stronger performance across coding, agentic tasks, and professional work, and the consistency to handle long-running work.
Anthropic confidentially submits draft S-1 to the SEC
… Introducing Claude Opus 4.8 An upgrade to our Opus class of models, with stronger performance across coding, agentic tasks, and professional work, and the consistency to handle long-running work. …
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