Try Sonnet 5.5 before Opus: same price as Sonnet 5, 30% faster

Anthropic released Claude Sonnet 5.5 at unchanged Sonnet 5 prices, running more than 30% faster with fewer tokens per task, and Cursor, Copilot and Devin shipped it the same day. The release makes cheaper coding runs available immediately through those three tools.

Anthropic released Claude Sonnet 5.5 at unchanged Sonnet 5 prices, running more than 30% faster with fewer tokens per task. Cursor, Copilot and Devin shipped it the same day, so cheaper coding runs are available now. Read: Anthropic released Claude Sonnet 5.5 at unchanged Sonnet 5 prices, running more than 30% faster with fewer tokens per task. Cursor, Copilot and Devin shipped it the same day, so cheaper coding runs are available now. Read: Vals AI ran GPT-6 Astra and Opus 5.5 at every reasoning level on its new MysteryMechanism benchmark and found accuracy gains that cost up to 20x more. Read: Cloudflare launched cf, a JSON-first CLI spanning its full API, after agents came to drive 48% of Wrangler usage, and open-sourced Forge, the generator behind it. Read: A GitHub Security Lab researcher used packaged taskflows for the open-source Taskflow Agent to audit Android apps, reporting more than 20 vulnerabilities. Read: H Company's open Holo4 operates GUIs, code, MCP and APIs through one interface and scores 61.7% on OSWorld 2.0, with full trajectories released. Read: Git 2.56 adds git add --resolved, which stages only conflicted paths and refuses files that still contain conflict markers, a safer default for agent merges. Read: A production text-to-SQL audit found its GPT-4o-mini judge agreed with human graders at a Cohen's kappa of 0.04, over-flagging 77% of correct results.