Tag: fastapi

All the articles with the tag "fastapi".

• Credential Sentinel: An Agent That Reads Widely and Acts Narrowly

  Updated: 2 Jul, 2026

  How I built Credential Sentinel, a LangGraph AI agent that finds the credentials nobody is rotating and walks them to a safe, human-approved rotation. A look under the hood at the resumable state machine, the real TLS handshake, delayed-revoke cutovers, automatic rollback, and a cross-run memory.

• Deploying an AI Agent: How I Shipped Credential Sentinel to Production

  2 Jul, 2026

  How I deployed Credential Sentinel, my LangGraph AI agent, from local development to a live production URL. The infrastructure story: multi-stage Docker builds, Kubernetes with GPU nodes, a one-line vLLM swap, Prometheus, and Fly.io.