AI Systems I Have Built

Author-Query Triage: A Fine-Tuned 1.7B Model

A small local model beat a good prompt by 24.5 points on held-out queries.

Fine-tuned accuracy

88.3% (83 of 94)

Best prompt baseline

63.8%

• Qwen3-1.7B
• QLoRA
• PyTorch
• transformers
• Open →

Helm: A Marketing and E-Commerce Team in Software

73 Claude-based roles with hard spending limits, and an honest review of what failed.

Agent roles

73 in 16 departments

Action types

131

• Claude Code (headless)
• Claude Opus
• Claude Sonnet
• Claude Haiku
• Open →

li-post: LinkedIn Posts with a Review Panel

A scout, a writer in my voice, and reviewers who can block a post.

Posts produced

18 (11 posted, 7 draft), 12 Sep to 3 Nov 2026

Agents

4: one scout and three reviewers, two of whom can block

• Claude Code skill
• Claude Sonnet (scout and reviewers)
• Claude in Chrome
• Python
• Open →

Teaching Materials RAG

Search across 86,527 passages of my own course material, fully local.

Files inventoried

7,339 (29 GB)

Files read

5,527

• Python
• LanceDB
• Ollama
• nomic-embed-text
• Open →

CastLink AutoQuote

Reads a drawing from email, checks 49 rules, and drafts a quote for CEO approval.

Quotation rules checked

49

Rate cards used for costing

12

• Claude Code agents
• Gmail
• Python costing scripts
• Reconcile script
• Open →

Google Ads Agent System

One command plans a Search campaign; a human always clicks Publish.

Keywords analysed in the class demonstration

10,000+

Ad groups built

22

• Claude Code skill
• Claude agents and review panels
• Claude in Chrome
• Google Keyword Planner
• Open →

Invest System: Quant Research with Agent Review

A rigorous method for stock selection, with a backtest that was not significant.

Backtest gate result

+1.98% per trade, p = 0.12, not significant

Information coefficient

+0.23 vs -0.10, positive in 7 of 7 years

• Python 3.11
• DuckDB
• Polars
• LightGBM
• Open →

Manuscript-to-XML Structuring Pipeline

Rules first, a 20B open model for narrow questions, and a guard against lost text.

Test articles building DTD-valid

411 of 411

Table parts matched to final files

8,714 of 9,186 (94.9%)

• Python
• lxml
• python-docx
• gpt-oss-20b
• Open →

SLM Lab and li-distill: Small-Model Fine-Tuning Labs

A fine-tuned 1.5B model scored 0.894, lost to stock Qwen3-8B, and was not shipped.

Stock Qwen3-8B

0.943

Fine-tuned Qwen2.5-1.5B

0.894 (not shipped)

• Qwen2.5-1.5B-Instruct
• Qwen3-1.7B
• Qwen3-4B-Instruct-2507
• Qwen3-8B
• Open →

The Forge Family: An Agent Operating System on Claude Code

Marketing and research command systems, desktop apps, and a study of AI brand governance.

Forge Suite command systems

14 under one orchestrator

Research suite

18 skills, 21 sub-agents

• Claude Code
• Tauri
• Rust
• React
• Open →

Handwritten Exam Grader

Handwriting to text to rubric-based grading suggestions, with a human in the loop.

• Streamlit
• Azure Document Intelligence
• Azure OpenAI
• Ollama (Llama 3.1 option)
• Open →

Research-Pilot

Three agents test whether a research idea deserves a top-journal attempt.

• Claude Code skill
• Claude agents
• Crossref API
• Google Scholar via Claude in Chrome
• Open →

RR Mart Retail Cockpit

ERP exports and store WhatsApp messages become an audited morning brief.

Stores

28

Agent personas

Roughly 50

• Claude Code agents
• ERP API
• WhatsApp Business messages
• Python
• Open →

SparkBox

A specification for turning raw staff ideas into structured proposals.

• Base44 (teaching version)
• React
• Tailwind
• shadcn/ui
• Open →