Your AI Model Can Vanish Overnight. Build For That.

Last night the model I was working in stopped existing. Not slowed down, not rate-limited. I asked the tool to do something routine and it answered that the model "may not exist, or you may not have access to it." A few minutes later the news caught up: Anthropic had suspended Claude Fable 5 and Mythos 5 worldwide, the same evening, on a directive from the US government. The work did not stop. I switched to Claude Opus 4.8 and kept going, because none of what mattered lived inside Fable. It liv...