Claude Mythos 5 designs more efficient quantum circuits
From Anthropic's STEM Fellows Program: given plain-language instructions, Claude Mythos 5 designed quantum circuits that beat the best published ones, sometimes by an order of magnitude or more. More efficient circuits need fewer resources, which could bring quantum applications in chemistry and materials science closer.
Why it matters
It shows Claude doing original technical design work that researchers can check, not just summarising papers.
Who it's for
Researchers, students and anyone following AI-for-science.
How to try it
- Read the write-up linked from Anthropic's post.
- Note how the instructions were given in plain language, then checked against published baselines.
- For your own field, ask Claude to propose a design and how you would verify it is better than the current best.
Plan & availability: Research result from Anthropic's STEM Fellows; Claude Mythos 5 availability varies by plan.
Source: @AnthropicAI on X ↗
Written by AgentStackList from the original post. Checked Oct 17, 2026. Features, plans and availability can change, so confirm on the source before you rely on it.
sciencequantummythos
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