Anthropic’s Claude service faces persistent infrastructure strain from explosive demand growth for its latest large language models, including Opus 5, Mythos 5, and Fable 5, which has repeatedly outpaced available compute capacity. This dynamic drove multiple elevated-error incidents and partial outages across claude.ai, the API, Claude Code, and Cowork throughout August 2026, including a three-hour multi-model disruption on August 24 marked by 529 overload responses. Status page data shows 22 incidents that month alone, consistent with earlier patterns of roughly weekly degraded performance or login issues. Traders appear to price in similar frequency for September absent major capacity expansions, positioning 8–10 days as the consensus range while discounting both minimal (<5) and severe (14+) scenarios given Anthropic’s improving but still sub-enterprise uptime.