AI models can disappear overnight. Is your engineering team built to survive it?

Estimated reading time: 4 minutes

Key takeaways:

• Never build your stack around a single model. AI models can be deprecated, banned, or pivoted overnight. Treat them as accelerators, not foundations.
• Make your infrastructure model-agnostic: tools, prompts, and routing should sit outside the model so you can swap without rebuilding.
• Open-source models are no longer a compromise.

Two of Anthropic’s most powerful models to date had a shelf life of under a week. Claude Mythos 5 and Fable 5 launched on June 9, and were taken offline three days later.

What happened? The US government deemed the models a national security risk, and the Commerce Department barred foreign access.

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