File tenant complaints against a landlord automatically
A Claude agent scraped violation databases and filed 14 complaints with the NYC housing board; the landlord was reportedly fined and the rent increase blocked.
Done with a custom-built or unnamed agent
- What they did
- User told Claude code to act as tenant lawyer, find violations, and file them legally. The agent scraped HPD violation database and DOB history for the building BIN, pulled the full NYC housing code, matched unit issues to exact sections, drafted 14 311 complaints, filed them staggered on a $4 VPS workflow, tracked numbers in SQLite, and auto-replied to callbacks with user-uploaded photos.
- How it went
- Nineteen days later the city fined the landlord $2,800, issued a class C designation, and blocked the rent raise. Inspector confirmed 14 violations; the agent later flagged two more.
- Worth knowing
- Setup took 48 hours and ran on a $4 VPS.
Try it yourself with Claude in Chrome
I rent at [my address, city]. Search [city's public housing violation database] for open violations on my building and list them with dates and case numbers. Then prepare a complaint form for each one using my details [name, unit, contact info]. Pause and show me each complaint before you submit anything.
Source: X · Apr 30, 2026
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