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Finally, coffee with a plan

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craftedwith intent

[ from the lab ]

Notes on coffee, backed by real studies.

We read the research so you don't have to. Short, sourced notes on caffeine, sleep, and what your coffee is actually doing.

2026-09-07

Attention and caffeine

Why the urge to check your phone mid-task might be a caffeine problem, not a willpower problem.

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2026-08-31

Caffeine Tolerance: Why your morning cup stops feeling the same

A look at why coffee that once woke you up eventually stops working, the actual scientific explanation, and how to get that caffeine kick back.

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2026-08-29

The coffee nap

Why drinking coffee right before a short nap works, and why the duration of the nap matters more than people think.

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[ tool / caffeine calculator ]

When does your coffee wear off?

Log what you drank and when. The calculator shows how much caffeine is still working, and the hour you're clear for sleep.

Open the calculator→

one double shot, 9am

[ release notes / weekly ]

Follow the build.

Weekly notes from the lab - what we're changing, and the coffee and caffeine science behind it. First access when v1.0 ships.