ContextStream Blog

Playbooks for shipping faster with AI context

Product notes, architecture decisions, and practical workflows from teams building with persistent context.

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A New Study Says Delete Your CLAUDE.md / AGENTS.md. Here's What Actually Works Instead

A recent paper just measured what CLAUDE.md and AGENTS.md files actually do to coding agents. The results are bad. Developer-written context files improved task success by about 4% on average, while LLM-generated context files *decreased* success by roughly 3% and both increased cost and latency by over 20%. And this isn't a fringe result it matches what most developers already suspect.

Feb 24, 20267 min read

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Jan 16, 20267 min read

Why We Built Notion Integration (And What We Learned)

The hardest part of building AI memory isn't the AI — it's deciding what deserves to be remembered. Here's how we thought through Notion integration and the tradeoffs we made.

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Jan 14, 20266 min read

I Got Tired of Re-Explaining My Codebase to AI — So I Built a Memory Layer

After ~18 years of shipping products, I noticed an invisible tax: re-explaining my project to AI assistants every session. Here's how I fixed it.

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