Claude Code 2.1.31 发布：修复多项关键问题并优化工具使用

AI 摘要

Claude Code 发布了 2.1.31 版本更新，主要修复了多个 bug，包括 PDF 过大导致会话永久锁定、沙盒模式下 bash 命令误报错误、流式 API 中 temperatureOverride 被忽略等问题。同时改进了系统提示词，引导模型优先使用专用工具而非 bash 命令，并优化了终端界面稳定性。该版本还移除了第三方提供商（如 Bedrock、Vertex、Foundry）模型选择器中误导性的 Anthropic API 定价信息。

正文节选

- Added session resume hint on exit, showing how to continue your conversation later - Added support for full-width (zenkaku) space input from Japanese IME in checkbox selection - Fixed PDF too large errors permanently locking up sessions, requiring users to start a new conversation - Fixed bash commands incorrectly reporting failure with "Read-only file system" errors when sandbox mode was enabled - Fixed a crash that made sessions unusable after entering plan mode when project config in `~/.cl

发布时间：—

抓取时间：2026-09-07 03:46

来源机构：Anthropic