AI Model Releases — May 2026 Roundup
A practitioner's roundup of every AI model release that mattered in May 2026 — Anthropic Mythos, Gemini 3.5 Flash, Qwen 3.7 Max, Mistral Medium 3.5, ERNIE 5.1, and Subquadratic's 12M-token SubQ. Benchmarks, pricing, availability, and what to actually use.