Field notes / Tarik Razine
Notes on ai-agents.
Articles on ai-agents: practical ideas, technical decisions, and the trade-offs behind them.
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In this collection
Newest firstHerdr CLI: Manage Coding Agents Without Losing Context
Use the Herdr CLI to organize coding agents, isolate work with Git worktrees, inspect blocked sessions, connect remote machines over SSH, and review changes before merging.
MCP Gateway Security: Auth Beyond the API Key
Design MCP gateway security with audience-bound tokens, per-tool authorization, tenant checks, and approval boundaries before agents reach business APIs.
OpenClaw + Gemma 4: Run a Free Local AI Agent With Ollama (2026)
Step-by-step guide to running OpenClaw with Gemma 4 via Ollama, completely free, no API key needed. Covers local setup and Ollama Cloud for low-RAM machines.
Dify: Build Production AI Apps Without Writing an AI Backend
An honest look at Dify, the open-source platform for building AI applications with visual workflows, RAG pipelines, and agent orchestration.
n8n vs Dify: Which One Do You Actually Need?
A developer's honest comparison of n8n and Dify. One automates workflows. The other builds AI apps. They're not competitors, but you need to pick one first.
n8n: The Workflow Automation Platform Every Developer Should Know
Why I use n8n for AI agent workflows, data pipelines, and automating everything between my apps. A practical guide from real production use.