Web Engineering •
Traffic Anomaly or Outage? What a 30% Drop Actually Means
A 15-30% traffic anomaly or outage? Cloudflare's eclipse analysis shows the fix: five-minute buckets against a three-week matched baseline.
7 min read
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Web Engineering •
Zero downtime database migration: 5 flags and a 17x P90 gap
A zero downtime database migration is five feature-flagged phases, not a cutover. P95 said 4x slower, P90 said 17x, and the comparison code took a region down.
12 min read
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AI Engineering •
Set up AI Gateway for Workers AI: one argument, every call logged
AI Gateway for Workers AI is now one argument on env.AI.run. What it logs instantly, why caching stays off until you ask, and the 60-second TTL floor.
10 min read
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AI Engineering •
Run agent tool calls in parallel: 10 turns become 2 DAG levels
Run agent tool calls in parallel by swapping the loop for a DAG planner: ten round trips become two levels, plus the cap, budget and critic on top.
10 min read
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AI Security •
How to Secure MCP Write Tools: Cloudflare's WriteGuard Lesson
How to secure MCP write tools: the spec puts confirmation on the client — the one layer you don't control. Cloudflare's WriteGuard moves the gate server-side.
11 min read
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AI Engineering •
Production-Grade AI Agents: The Vibe-to-Live Gap
Production-grade AI agents need more than a working demo. 353,000 signed up to learn agents; 6,000 shipped a capstone. Here's exactly what closes the gap.
11 min read
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