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6 articles

engineering August 11, 2026

COSAW Under the Hood: frao-cosaw-mcp and the Phase-Orchestrator

The reference companion to Everything Is a Prompt. Every mode of frao-cosaw-mcp, the message bus, the context monitor, the phase-orchestrator launch modes, the Docker wiring, and the exact self-injection sequence.

#cosaw #mcp #orchestration #spec #tmux #docker #architecture #app-engine #bus #context-monitoring
Richard Primera
engineering August 11, 2026

Everything Is a Prompt: Context Engineering with COSAW

A model's output quality is set by the context it reasons over, not the wording of the prompt. How Frao engineers that context with COSAW — analysis, architecture, and implementation plan in stages, each phase launched as a dedicated, isolated, containerized agent.

#cosaw #context-engineering #mcp #orchestration #llm #workflow #containerization #tmux #app-engine #architecture
Richard Primera
architecture August 05, 2026

Under the Hood: Frao's Self-Hosted Authoritative DNS Stack

The technical companion: five components, two namespaces (public vs. internal split-horizon), one writer, two nameservers in two locations. Architecture, configuration samples, measured change latency, security, and how we verified the cutover.

#dns #powerdns #infrastructure #architecture #reliability #split-horizon #security
Richard Primera
engineering July 27, 2026

Agents vs. LLMs: The Division of Labor

LLMs are pure intelligence with no hands. Agents are the hands, programmed to use that intelligence through a small set of primitive operations.

#agents #llm #architecture #fundamentals
Richard Primera
engineering July 27, 2026

From Copy-Paste to COSAW: Beating the Context Wall

How a development workflow evolved through four generations of tooling, hit a hard wall at 350K tokens, and solved it with context-isolated sub-agents.

#cosaw #workflow #llm #architecture #best-practices
Richard Primera
architecture July 27, 2026

Environment Separation Plan: Development vs Production

Environment Separation Plan: Development vs Production Status: Implemented and operational across all Frao stacks Approach: Dual VPN isolation ( frao.dev / frao.prod ) with same ports across both

#infrastructure #deployment #devops #architecture
Richard Primera

About

Internal engineering blog for Frao Technologies

Recent Posts

  • Cost Analyzer: Automated Account Reconciliation Aug 13, 2026
  • COSAW Under the Hood: frao-cosaw-mcp and the Phase-Orchestrator Aug 11, 2026
  • Everything Is a Prompt: Context Engineering with COSAW Aug 11, 2026
  • Frao Advisor: The Installation Guide Aug 05, 2026
  • Frao Advisor: Expert Counsel, on Demand Aug 05, 2026

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architecture engineering

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