… Claude can make mistakes, so we encourage people to always verify anything important to them through other official sources. This year, we ran evaluations on our models to see whether web search was triggered when Claude was asked questions related to elections around the world. …
… Claude Opus 4.7 passed three TBench tasks that prior Claude models couldn’t, and it’s landing fixes our previous best model missed, including a race condition. …
… Product and API updates We’ve made substantial updates across Claude, Claude Code, and the Claude Platform to let Opus 4.6 perform at its best. Claude Platform On the API, we’re giving developers better control over model effort and more flexibility for long-running agents. …
… Our investment professionals live in data and analytical models, and Claude for Excel meets them there. Analysts are using it to build and update coverage models, separate signal from noise, and pressure-test their work — all with a step-change in efficiency. …
… They were run on an earlier snapshot of Claude Opus 4.5. Evaluations of the final production model show a very similar pattern of results when compared to other Claude models, and are described in detail in the Claude Opus 4.5 system card . …
Engineering at Anthropic An update on recent Claude Code quality reports Over the past month, we’ve been looking into reports that Claude’s responses have worsened for some users. We’ve traced these reports to three separate changes that affected Claude Code, the Claude Agent SDK, and Claude Cowork. …
… We expected this to work well for three reasons: This is largely an extension of the ideas laid out above about why the “difficult advice” dataset works well; We can give the model a clearer, more detailed picture of what Claude’s character is so that fine-tuning on a subset of those characteristic… …
… Petri has been part of our alignment assessment for every Claude model since Claude Sonnet 4.5. It compares how the new model behaves across a range of alignment-relevant scenarios that are simulated by a separate “auditor” model. …
… These partners provide tailored solutions across compliance, research, and enterprise AI adoption: Accenture helps financial services firms deploy and scale Claude across front, middle, and back office functions—from trading and research to compliance and customer experience Deloitte enhances resea… …
… The model also shows a major improvement in computer use skills compared to prior Sonnet models. As with every new Claude model, we’ve run extensive safety evaluations of Sonnet 4.6, which overall showed it to be as safe as, or safer than, our other recent Claude models. …
