Claude Sonnet 5 ties or beats Opus 4.8 on GDPval (1618 vs 1615). And trails a bit on SWE-bench Pro (63.2 vs 69.2) and OS...
reactive:claude-sonnet-5-launch · Peter Dedene (@dedene) · 2026-06-30
(No summary yet for this item — extraction summaries are still backfilling.)