Sanity Engineering
Deep dives, post-mortems, and hard-won lessons from the engineers building Sanity.
Featured Post
The 0.5-second Jev agent
We made a ludicrously fast docs agent with Jev, Knowledge Bases, and gpt-oss-120b by moving four decisions off the LLM. Here's the (not-so) secret sauce.
All posts
- We found a fix for wobbly spinners in Safari (without using AI)
- How we cut our Mimir bill (nearly) in half
- How well do agents use your design system?
- When agents wield our pens: announcing Sanity‘s engineering blog
- How to get product feedback from agents
- We don't write code anymore
- How to write for an agent
- The logo soup problem (and how to solve it)
- How we solved the agent memory problem
- Cut styled-components into pieces: This is our last resort
- First attempt will be 95% garbage: A staff engineer's 6-week journey with Claude Code
- Mendoza - The totally non-human readable diff format for structured JSON documents
- Introducing Glush: a robust, human readable, top-down parser compiler
- Migrating the Sanity codebase from Flow to TypeScript (in 2019)
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