SP//LOG

Mission control · engineering log

Field notes from
building software.

Building products. Learning systems. Sharing everything, including the parts that were reverted.

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Series
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Experimental

Raya: four days: read article

I shipped a wake word with 96% recall that had never once fired. Four days of building a local agent, and every failure looked exactly like success from the outside.

15 min read agents, on-device, voice

Series

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Series · CogniFlow

Quiet Study Companion

Building CogniFlow in the open, and the problem underneath every version of it: what a webcam can honestly claim to know about your attention.

1 entry
Series

Building Raya

A local agent that reads my projects, remembers decisions and answers out loud. Built in the open, including the days it was quietly doing nothing.

1 entry

Products

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CogniFlow

A local-first study companion that reads attention state from the webcam and adapts the session, and no frames ever leave the machine.

Experimental applied ml 1 entry

Katha

Turns dense technical material into an ordered, step-by-step path, stored entirely in the browser, no account, no server round trip.

Stable learning 0 entries

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