BetterOff
01Household finance
Household finance with read-only account connections, cited analysis, and approval-gated actions
8 normalized record types · Enforced Postgres RLS
Zachary Roth
Index
I build production software that turns messy source data into decisions people can verify and operations they can control.
Across finance, travel, procurement, and AI release governance, with typed models, idempotent workflows, scoped tools, and human approval where it matters.
- 199GitHub stars
- 33K+Package and skill installs
Production software
01FlightSweeper
02Airfare search & booking
Live airfare search and booking for travelers, with agent access through MCP and human-confirmed checkout
Web, chat, API, and MCP · 14 RLS policies
Raintree Minerals
03Federal procurement
Federal opportunity intelligence with replayable procurement ingestion, versioned triage, cited research, and operator review
Idempotent feed ingestion · Transactional outbox
Clearance
04AI release governance
Release control for AI agents operating on governed data, with metadata-only evidence, review gates, scoped waivers, and runtime decisions
168 product and contract tests · 20 smoke-tested routes
Open-source tools
02
Policy testing
PolicyStrata
Deterministic regression tests for policy drift in LLM-powered data systems
Web context
docpull
Turns websites into source-linked Markdown for AI workflows, through a CLI or MCP server
Interface auditing
HIG Doctor
Searchable Apple interface guidance and automated UI audit tooling
Agent configuration
Agent Starter
One project config for setting up Codex, Claude Code, and Cursor
Research & writing
03Papers
01Research paper
PolicyStrata: Responsibility-Scoped Testing for Cross-Layer Policy Drift in LLM Data Agents (opens in a new tab)
A responsibility-scoped benchmark and regression harness spanning manifests, semantic plans, query lowering, database state, and release filters.
02Research paper
Ordered Reflection Systems in Cyclic Scales (opens in a new tab)
A formal treatment of reflection systems in cyclic pitch spaces, multi-octave lifts, and symmetric voice-leading transforms.
Books · Raintree Press
Book
Base Layers
The Logic and Lunacy of Crypto’s Formative Era
A systems history of early crypto exchanges, incentive structures, and market formation, told through the people who built and broke them.
Book
Finite Patterns
Messiaen, Slonimsky, and Musical Symmetry
A computational study of cyclic pitch systems, Messiaen modes, Slonimsky patterns, and generated symmetry datasets.
Raintree Technology is my studio for production software, open-source tools, and independent research.