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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Introducing Claude Opus 4.7
… Second, Opus 4.7 thinks more at higher effort levels, particularly on later turns in agentic settings. …
Introducing Claude Opus 4.8
… Collaborating with Opus 4.8 Early testers have found Claude Opus 4.8 to be more reliable and sharper in its judgement when it’s performing agentic tasks. …
Claude Opus 4.6
… Early testing shows Claude Opus 4.6 delivering on the complex, multi-step coding work developers face every day—especially agentic workflows that demand planning and tool calling. This starts unlocking long-horizon tasks at the frontier. Claude Opus 4.6 is a huge leap for agentic planning. …
Demystifying evals for AI agents
… For earlier LLMs, single-turn, non-agentic evals were the main evaluation method. …
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. …
Introducing Sonnet 4.6
… For teams running agentic coding at scale, we’re seeing strong resolution rates and the kind of consistency developers need. …
Project Vend: Phase two
…Claudius was required to report back via an agent-to-agent Slack channel we created, in which the models discussed business strategies. Cash took on the role of the CEO with great…
Claude Fable 5 and Claude Mythos 5
… Mythos-class models also show strong skills in agentic hacking. …
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. …
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