Sonnet 4.6 Is Now the Default Model for Free and Pro — Why It Matters for Developers and Security
Anthropic has upgraded its mid‑tier model to Sonnet 4.6 and made it the default for the Free and Pro tiers. The key change is a 1‑million‑token context window. We explain what this means for code analysis, document audits, and analysts’ practical work during high‑stakes tasks.