10 min read
Prompt Management Tools Compared: Langfuse vs PromptLayer vs More
A fair look at Langfuse, PromptLayer, Promptfoo, Helicone, Latitude, and Agenta for versioning, evals, and deploying LLM prompts.
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PROMPT ENGINEERING
5 articles
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Your Agent Has a Five-Constraint Budget
Give an agent one instruction and it obeys. Give it eight and it obeys all of them about five percent of the time, no matter which frontier model you bought. The phase transition is measured, the constraints also die in compaction and handoff notes, and in security-critical code the failure ships as infrastructure. The fix is not a better prompt. It is a smaller simultaneous budget and a side channel for the rules that must survive.
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10 min read
Rewriting Your Prompts and Skills for Fable 5
Rewriting prompts and skills for Fable 5: what changes when you migrate agents from Opus 4.x, how effort interplay works, and which old workarounds now hurt.
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7 min read
GPT Image 2 Prompt Libraries Are Becoming Production Infrastructure
The latest GPT Image 2 prompt-library repos are not just galleries. They point at a practical workflow for repeatable visual systems, agent-friendly templates, and cheaper creative iteration.
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9 min read
Prompt Engineering for AI Coding Tools
Prompt engineering for coding is less about clever wording and more about task specs, repo context, constraints, examples, verification, and reviewable receipts.
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