Blog

Insights, updates, and guides on Claude AI models and capabilities.

February 17, 2026releasesonnetengineering

Introducing Claude Sonnet 4.6

A practical guide to Claude Sonnet 4.6 — adaptive thinking, benchmarks, migration from Sonnet 4.5, and why it is now the default model for Claude Code.

February 5, 2026releaseopusengineering

Introducing Claude Opus 4.6

A deep, practical guide to Claude Opus 4.6 capabilities, benchmarks, safety profile, API features, and rollout strategy for teams.