Systems

Seven systems, from prototype to production.

Each one solves a specific business problem. Open any system to see the problem, how it works and its architecture.

PrototypeIn developmentIn use01020304050607

Each block is a system. Height = stage: prototype, in development or in use.

7 of 7 systems
  • 01

    Product · co-founder

    Sintética

    An AI influencer studio inside ChatGPT

    Stage

    Live

    ChatGPT Apps SDKMCPCloud RunFirebase

    1.425

    tests passing in production
  • 02

    Agent team · marketing

    Branding OS

    On-brand content production with AI

    Stage

    Complete prototype

    React 18TypeScriptTailwind CSSGemini 2.5 Pro

  • 03

    Platform · co-founder

    myClaude

    A marketplace of systems for Claude Code

    Stage

    Live

    Claude CodeNode.js CLIAgent Skills (SKILL.md)MIT

    86

    items in the catalog today
  • 04

    Operating system for Claude Code

    ATHENA OS

    Autonomous project planning and execution

    Stage

    Open source · in development

    Claude CodeBashjqYAML

    7

    phases, from request to learning
  • 05

    Sales pipeline

    SIGNA OPS

    Sales prospecting with the website already built

    Stage

    In daily use

    Claude CodeCloudflare WorkersCloudflare D1Vercel

    ~3 h

    from search to finished site, in the BUILT Roofing case
  • 06

    Client project · Ricardo Hara Fotografia

    HARA OS

    Management system for a photography studio

    Stage

    Live

  • 07

    Developer tool

    cognitive-claude

    Governance and cost control for Claude Code

    Stage

    Open source

    Python (stdlib)Claude Code hooksJSONL

    987

    sessions in 90 days
    Read the full case

Want a system like this in your operation?

The first call is a free one-hour diagnosis. If there is nothing worth building, we stop there.

Sinal

Signal, not noise.

1 email a week. The best of the laboratory, filtered and commented.

About Sinal

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