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. …
… 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. …
… In Claude Code : The new /ultrareview slash command produces a dedicated review session that reads through changes and flags bugs and design issues that a careful reviewer would catch. We’re giving Pro and Max Claude Code users three free ultrareviews to try it out. …
… 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. …
… Each one ships as a plugin in Claude Cowork and Claude Code, and as a cookbook for Claude Managed Agents , so a team can put Claude on real financial work in days rather than months. …
… On an HPC cluster you might request a node through the SLURM scheduler, and an example job script that launches Claude Code in a tmux session might look like the following: !/bin/bash SBATCH --job-name=claude-agent SBATCH --partition=GPU-shared SBATCH --gres=gpu:h100-32:1 SBATCH --time=48:00:00 SBA… …
… 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… …
… How to use Claude Sonnet 4.6 Claude Sonnet 4.6 is available now on all Claude plans , Claude Cowork , Claude Code , our API, and all major cloud platforms. …
… Similarly, pay attention to instructions or code within the skill that instruct Claude to connect to potentially untrusted external network sources. The future of Skills Agent Skills are supported today across Claude.ai , Claude Code, the Claude Agent SDK, and the Claude Developer Platform. …
… Extending tools with code : Claude Code can write scripts, plugins, and generative systems for the software you already use. You can ask it to build a custom shader, script a procedural animation, or generate parametric models, and it will produce documented code you can reuse and modify. …
