Inside Fivo

Fivo Engineering &
Product Updates

Technical articles, architectural writeups, and deep dives from our engineers and researchers on cost reduction, local telemetry, and PII masking.

Engineering Post-Mortem June 2026 8 min read

We Burned $47K on AI in 90 Days. Here Is What Happened.

Token costs nobody expected. Code leaking to OpenAI servers. Agents timing out for 7 seconds. Three fires burning at once –” and they all had the same root cause.

$47K
Burned
7.5s
Latency
94%
Saved
AM
Alex Miller
Principal Architect
Read Story
AI & Architecture June 2026 6 min read

Your AI Coding Assistant Has Amnesia. Here Is The Local-First Fix.

Claude forgets what you did in Cursor. Copilot ignores your changes in Windsurf. Developers waste hours writing the same instructions –” here's how to fix it.

4.2h
Wasted
31
Rules
0 KB
Leaked
AM
Alex Miller
Principal Architect
Read Story
More articles coming

We publish deep, honest engineering posts –” not fluff. Get notified when the next one drops.

Cursor Claude Code Gemini CLI Codex CLI VS Code Windsurf GitHub Copilot DeepSeek Coder Ollama Cursor Claude Code Gemini CLI Codex CLI VS Code Windsurf GitHub Copilot DeepSeek Coder Ollama

Frequently Asked Questions

Quick answers to the most common questions about Fivo.

What topics does the Fivo blog cover?

Engineering deep-dives on AI cost optimization, prompt caching, PII obfuscation, local-first architecture, MCP servers, and AI coding assistant integration.

How often do you publish?

We aim for 1-2 posts per month. Quality over quantity. Each post is a real engineering case study, not a marketing piece.

Can I contribute?

Yes. We accept guest posts from practitioners in the AI infrastructure space. Email hello@fivo.live with a pitch.

Do you have an RSS feed?

Yes. /blog.html has a subscribe button. We will add a proper RSS feed in the next release.

Can I republish your posts?

Yes, with attribution and a link back to the original. CC BY-SA 4.0 license for blog content.