Anthropic is investigating elevated error rates across Claude.ai, Claude Code, Claude Cowork, and its Claude API platform. The incident is classified as major. Users are reporting failed requests, errors loading or sending conversations, and unexpected sign-in prompts; retrying may succeed.
Anthropicis the creator of Claude, an AI assistant used by millions of developers and end users for conversational tasks, coding, and document analysis.
The company began investigating reports of degraded performance affecting claude.ai, platform.claude.com, the Claude API, Claude Code, and Claude Cowork. It has not yet disclosed a cause or estimated resolution time.
This is a developing story. The Downtime will update as Anthropic provides more information.