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Reasoning Has an Opportunity Cost: Allocate Compute Before You Spend It

TL;DR for operators When several subtasks share one hard inference budget, spending more on the current task leaves less capacity for everything downstream. Under a 512-token budget, untreated Qwen2.5-1.5B-Instruct scored 0.33 on Medium and 0.15 on Hard three-question papers. A version trained to anticipate reasoning cost and allocate effort across the sequence scored 0.97 and 0.93. ...

September 17, 2026 · 6 min · Zelina
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Scaffold and Ladder: Why AI Agents Need Meta-Reasoning, Not Longer Monologues

Workflow is where AI agents usually stop looking magical. Ask one to summarize a short memo, and it behaves like a competent intern with suspiciously fast typing. Ask it to investigate a compliance question across policies, contract clauses, ticket histories, and messy attachments, and the illusion starts to wobble. The agent searches once, reads too much at once, jumps to a plausible answer, and then politely explains the wrong conclusion with the confidence of a junior consultant who has discovered formatting. ...

June 1, 2026 · 18 min · Zelina