Notes from the build.
How Harakumo is made: the failures, the fixes, and the reasoning — written by the person who shipped them.
August 30, 2026
A failed deploy should never take your site down
We found the worst kind of bug in our deploy pipeline: a build that failed could take the running app down with it. Here is what was wrong, and the property that fixes it for good.
Read →August 29, 2026
Errors that tell the truth
A platform earns trust in its failure messages, not its success screens. The rules we follow when something goes wrong: name the limit, name the state of your money, and never pretend.
Read →August 26, 2026
One API key, your whole cloud
Why Harakumo exists: shipping a small product should not require assembling six companies. And why the whole platform speaks MCP, so an AI assistant can operate it end to end.
Read →