September 29, 2026
- Anthropic shipped Claude Sonnet 5.5, generating output more than 30% faster at up to 30% lower cost per task and near-Opus 5.5 performance on knowledge-work benchmarks; Terminal-Bench jumps from 10.3% to 70.6% (The Decoder). A Claude Marketplace with 2,000+ plugins and connectors also launched — a new third-party supply-chain surface worth inventorying (BleepingComputer). · AI & Model Security
in PitScaler Goes Global: Citrix NetScaler Chain Exploited for Weeks Before Anyone Had a Patch