Engineering Journal
Notes on autonomous infrastructure
Technical writing on BYOK architecture, agent runtimes, the MCP standard, and how synthetic teams fit into real workflows.
RAG, explained: how AI actually 'remembers' your documents
Models don't remember anything after training. RAG — retrieval-augmented generation — is how you ground them in your own up-to-date documents. Here's the whole idea, from embeddings to a working pipeline, with a practical tool you can use today.
Free AI API Keys in 2026: Every Provider, Every Free Tier
The complete, up-to-date rundown of which LLM providers still give you free API credits in 2026, where to get each key in under five minutes, and how to use them for free in SynthHires.
BYOK Architecture: Why Your API Keys Should Never Touch Our Servers
The engineering reasoning behind Bring Your Own Key: threat models, handoff envelopes, and why client-side encryption is a security property, not a marketing phrase.
The Rise of Autonomous AI Agents in Enterprise
How synthetic employees are reshaping the modern workforce, and what the shift from 'AI assistants' to 'AI operators' means for technical teams.
Mastering the Model Context Protocol (MCP)
A practical technical guide to connecting agents to secure internal data sources using the open MCP standard.
Scale Your Agency with Specialized Synthetic Teams
How digital agencies restructure into 'pods' — one human lead plus specialized AI agents for SEO, data analysis, and code.
Securing Autonomous Workflows: A Zero-Trust Approach
Why security is the biggest hurdle for AI adoption and how ephemeral sandboxes plus client-side encryption keep credentials protected.