# Blog

How Context Mode is built, what changed, and what we measured. Also as an [Atom feed](https://context-mode.com/blog/feed.xml).

October 8, 2026 Engineering 7 min read

## [Durable Objects in production: 14 lessons from Slipstream](https://context-mode.com/blog/durable-objects-in-production)

Measured lessons from rebuilding our request path on Cloudflare Workers and Durable Objects: placement, location hints, wake time and script size, the six-call limit, an RPC trap that cost us 2.5 hours, and partial indexes.

October 8, 2026 Engineering 5 min read

## [Slipstream: a shorter path from your agent to the model](https://context-mode.com/blog/slipstream)

The memory stores moved to their own Worker, a request makes at most two store calls before the model call, and memory and skills are picked by newer models. What we measured, and what went wrong during the rollout.