// blog
Building peerd, in the open.
Notes on a browser-native agent: the architecture, the decisions, and the tradeoffs we actually made. No growth posts. When we claim something, the code is linked.
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jul 7, 2026
Mixture of Actors
Most agent harnesses are one monolithic loop. peerd is a "mixture of actors": it takes the mixture-of-experts pattern that already won inside the model and moves it up to the harness layer, held together by the hard isolation the browser already ships.
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jun 23, 2026
Introducing peerd
peerd went public with a Show HN: an AI agent harness that lives entirely in your browser as a web extension. The launch thread, the repo, and the site, recorded for posterity.