Since approximately 20:00 UTC / 13:00 PT on Friday, March 20, Claude.ai responses may appear to "hang" for around 5 seconds after the text has finished streaming before the message completes. The Anthropic API is not affected.
Some API requests to api.anthropic.com are experiencing connection timeouts due to network degradation at an upstream peering point. Requests that successfully connect are unaffected. We are working with our upstream providers to resolve the issue.
We have identified a bug where Windows users are experiencing significant write contention for the .claude.json global config file, starting with Claude Code 2.1.59. We are working on a hotfix.