AWS
2026-05-26AWS MCP Server: agent access to your account, scoped by IAM
The AWS MCP Server is GA: one call_aws tool, 15,000+ AWS APIs, your IAM creds. The context keys and least-privilege policy that stop an agent going rogue.
12 min
Intermediate
Every guide
in one place
The full Refactix library of AWS and AI engineering guides, grounded in real production work.
AI
2026-05-22Claude MCP tunnels: keeping agents inside your network perimeter
How Claude MCP tunnels let Managed Agents reach private MCP servers without exposing them publicly. The architecture, the IAM model, and the deployment shape.
11 min
Intermediate
AI
2026-05-19Claude Code /goal and agent view: what changed in v2.1.139
Claude Code's /goal command keeps Claude working until a completion condition holds. Agent view puts every background session on one screen. What changed.
10 min
Intermediate
AI
2026-05-15Claude Dreaming: memory consolidation between agent sessions
Claude Dreaming consolidates agent memory between sessions. How it works, the architecture changes it asks for, and where it actually moves the numbers.
10 min
Intermediate
AI
2026-05-12Claude Code Plugins: Packaging Integrations for Distribution
How to package commands, agents, skills, hooks, and MCP servers into a single Claude Code plugin your team or customers install once. Real structure, marketplace.json, and what belongs inside.
13 min
Advanced
AI
2026-05-08AI Rebooking Agents: Patterns Airlines Ship in Production
How travel companies build rebooking agents that hold up at storm scale. Orchestrator-worker layout, PNR locks, GDS rate limits, and autonomy boundaries that work.
13 min
Intermediate
AI
2026-05-02Deep Agents async subagents: long-running work without the spinner
Deep Agents v0.5 async subagents return a task ID instead of blocking the supervisor. The Agent Protocol wiring, mid-task steering, and where the pattern breaks in production.
13 min
Advanced
AWS
2026-04-28Lambda Managed Instances: When Dedicated EC2 Pays Off
AWS Lambda Managed Instances pairs EC2 control with serverless ops. The pricing math, multi-concurrency model, and when it beats Provisioned Concurrency.
12 min
Advanced
AI
2026-04-24Claude Code worktrees: parallel agents without stepping on each other
A production pattern for running parallel Claude Code sessions with --worktree. Syntax, subagent isolation, the shared-state traps worktrees don't solve, and how to clean up.
11 min
Intermediate