A quick log of what shifted: stricter JSON adherence, better refusals, and a few patterns that no longer need their workarounds.
What changed in prompt design this month
New behaviors, deprecations, and patterns that got more reliable.
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Related articles
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Guides
A field guide to prompt design
What actually moves output quality - and the small set of habits that beat clever one-liners every time.
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Frameworks
The PTCF framework: Persona, Task, Context, Format
A repeatable four-part structure for prompts that stay reliable as your product and models change.
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Prompt Examples
12 prompt patterns that ship better outputs
Copy-ready building blocks - from role priming to output contracts - with annotated before/after examples.