🏷️ #Model Release (2 articles)

OpenAI launched GPT-6 Sol and Luna on 2026-09-22: 50% lower API prices versus GPT-5.6 promo rates, with Astra-generation capability and alignment gains. Pricing, benchmarks, caching, and the Astra/Enigma side story—for coding-agent routing.

Anthropic launched Claude Opus 5.5 on 2026-09-22: about 40% lower cost on typical workloads versus Opus 5, with Fable-tier capability claims and matching safeguards. A builder-focused read of pricing, benchmarks, and coding-agent fit.