In the Brood War Bench, Codex Astra dominated, winning 100% of its xhigh games and outperforming every competing model. Claude Fable showed the strongest economy and technology progression, while Grok 4.6 often stalled between actions. All agents remained beginner-level, struggling with macro, coordinated attacks, defense, and real-time decision-making despite the benchmark’s promising potential.

Stagehand is an open-source SDK for AI agents that browse websites, perform natural-language actions, and extract schema-validated data. Available in TypeScript, Python, and Go, it provides self-healing browser interactions, persistent sessions, token-efficient context, and integrations with Browserbase, Model Gateway, MCP, Search, and Fetch for local or hosted automation.

Stephen A. Weis reports factoring RSA-896 with Claude on September 19, 2026. The post publishes the 896-bit RSA challenge number and two prime factors, p and q, whose product equals RSA-896, documenting a notable AI-assisted cryptographic computation.