Discover Claude 5, the breakthrough AI model with 200K context, superior coding abilities, and unmatched performance. Try Claude free today.Flexible API Access. Three model variants (Opus, Sonnet, Haiku) with comprehensive API for any use case or budget. Talk withClaude, an AI assistant from Anthropic. Claude Code is a command-line tool by Anthropic that lives right inside your terminal. Unlike ChatGPT or other AI chatbots where you copy-paste code back and forth, Claude Code actually understands your entire project β€” every file, every folder, the full context. Investigating - We have identified an issue which is resulting in some Claude Code services being degraded. As a result of this issue, users will see issues withClaude Code security reviews, code reviews, routines and some Claude Code web sessions. Chat withClaude Sonnet/Opus 4.6. Start using these Anthropic's models now. Claude Opus 4.6 (Anthropic, February 5, 2026). Claude Opus 4.6 is the benchmark leader for real-world coding agent workflows. It scores 80.8% on SWE-bench Verified, and Claude Code running on Opus achieves 80.9% -- slightly above the raw model. Use the deepseek claude code setup to run DeepSeek V4 inside Claude Code via Anthropic-compatible env vars. Steps, models, limits, and known issues.

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