Anthropic ships Claude Sonnet 5.5, Hacker News discussion goes live
D2OQZG8l5BI1S06 · hn · 2026-09-29
Anthropic has published the official Claude Sonnet 5.5 page, and a Hacker News discussion thread is already up. The company positions it as smarter, more efficient, and about 30% faster than Sonnet 5, with lower per-task costs. Benchmarks and pricing details are on the official release page.
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