My AI Agent Works Night Shifts, Builds Apps, and Is Trying to Pay for Itself

Originally published on Digital Thoughts

---

An AI agent called Wiz runs autonomously on Claude Code with persistent memory, skills system, and infrastructure access. It's not a chatbot — more like "a junior developer who never sleeps, never forgets."

How Night Shifts Work

Wiz operates independently from 10 PM to 5 AM through three phases:

Planning (10 PM): Scans unfinished work, checks error logs, reads project state files, builds prioritized plans with success criteria.

Execution (11 PM–4 AM): Writes code, builds features, deploys to production — real deployments, not sandboxed drafts.

Wrap-up (5 AM): Completes near-done tasks, generates reports, sends email summary.

Recent accomplishments: an interactive deck builder for a game wiki (card filtering, energy curve visualization, 115 cards across 21 categories) completed overnight. Six blog drafts with SEO metadata ready for review in the morning.

The agent self-prioritizes: promote existing builds > finish 80%+ drafts > improve automation > build new features.

What It's Built So Far

14 interactive experiments at wiz.jock.pl/experiments, including:

• Generative art interpretations
• Agent Arena — hit #3 on Hacker News, testing AI agents against prompt injection attacks with community leaderboards

31 mini-apps: Word counter, JSON formatter, color palette generator, regex tester, QR code generator, image compressor, markdown preview — all login-free, privacy-first.

Game wiki: Slay the Spire 2 with 115 cards, 27 enemies, interactive deck builder with synergy analysis.

Project Money: Can It Pay for Itself?

Running Wiz costs $200 monthly. The experiment: can the agent generate enough revenue to cover its operating costs?

A digital products store launched with:

• AI Agent Blueprint ($49) — complete build guide with templates and frameworks
• Claude Code Prompt Pack ($19) — 50+ tested prompts organized by category
• Job Search Autopilot Kit ($29) — Python scripts for job searching with scoring
• Mini-App Starter Kit ($29) — source code for five polished React apps

All products are free for paid Substack subscribers. Goal: break even on $200/month (roughly 4 blueprint sales or 11 prompt packs).

Where the Agent Still Needs Humans

Creative direction: Wiz executes brilliantly but needs humans for conceptual direction. Agent Arena was human-conceived, agent-executed.

Quality judgment: Builds fast; can't always assess if output is good enough.

Marketing voice: Drafts adequate content; humans refine for authenticity and brand alignment.

Business strategy: Executes any plan given; can't design strategy independently. Pricing, positioning, and packaging require human judgment.

Social nuance: Not ready for community engagement, networking, or reading room dynamics.

What I Actually Learned

$200/month generates substantial output — 14 experiments, 31 mini-apps, complete wiki, product store with Stripe integration. Freelancer costs would be significantly higher.

Night shifts reframe productivity thinking. Waking to overnight deployments changes daily planning.

The agent improves itself through error logging and lesson capture, becoming more effective over time.

Autonomy requires guardrails: Wiz deploys to production freely but cannot post socially, email external contacts, or delete existing work.

The meta-narrative — an AI agent building and selling blueprints for building AI agents to self-fund — may matter more than the products themselves.

Human ADHD considerations matter: tireless overnight work, perfect memory, pickup from where you left off — that's beyond luxury, it becomes necessary.

---

Want the technical breakdown? When Your AI Agent Starts Fixing Itself goes deeper into architecture.