Originally published on hexisteme notes.
On November 8 an overnight run on my local Qwen3.8 27B GGUF finished, and before looking at the score I checked one number per task: how many prompt tokens the server reported beyond the tokens of the message body....
TL;DR: Self-healing is on by default on every Latchkey runner. It repairs environment failures and re-runs the step, sends unfamiliar failures to a Claude agent, never edits your code, and proposes permanent fixes as pull requests you review. It is one toggle to turn off.
Shipped in May
Your app works on your laptop. Now picture a thousand strangers signing up tomorrow: one types garbage into every field, one forgets a password, a bot tries ten thousand logins, and your database goes down at 3 a.m. Would you sleep? Today I'll give you the eight habits that make the answer yes, with the code for each one and exactly what's enough.
TL;DR: Latchkey Runners are live: four sizes from $0.0025 a minute, one fresh machine per job, and plans with included minutes from $5 a month. Custom runners come from a scan of your repo, self-healing is next, and we are at Web Summit Vancouver on May 11–14.
Shipped in April
Skills lists are everywhere, and many are guesses. This one ranks five technical skills by how consistently they show up in four 2026 data sources, and gives you a free place to start with each. It is an editorial synthesis, not an official ranking.
AI tools are now part of daily work. In Stack Overflow's 2026 survey, ...
Short answer: use a presigned single-object upload for ordinary classroom images, then add multipart only when an image is large enough that retrying the whole object is operationally painful. The retention policy should decide what metadata and temporary parts survive, not the upload API.
For an edtech platform, the useful unit is a tenant-scoped export of product images: course thumbn...