Universe11 min read
AI Agent for a Website That Requires Login: Do It Safely
How to let an AI agent use a website that requires login: hand a service your cookies, sign in to a cloud browser, or copy your Chrome profile. Risks and rules.
Universe blog
Guides
One job, done with an AI agent, start to finish — with the steps and the checks.
10 min read
Use AI to Fill an Excel Model Without Breaking Formulas
How to get AI to write T-12 and rent roll numbers into the Excel model you trust: input cells only, formulas intact, and outputs that still tie out.
10 min read
AI Grant Writing: Rewrite Last Year's Grant to Funder Word Limits
AI grant writing for a new funder: map their questions to last year's application, rewrite inside each word limit, check attachments, and know the AI rules.
12 min read
AI Legal Chronology From Documents: Page-Cited, for Paralegals
Build a case chronology from 400 pages with AI: every date and amount page-cited in a sheet, a clause diff, a spot-check protocol, and where files go.
9 min read
Claude Code Deletes Old Sessions After 30 Days by Default: Fix
Why Claude Code removes transcripts idle for 30 days by default, why --resume says No conversation found, the settings fix, and how to protect your history.
9 min read
Fix "MCP tool call requires approval" in Codex (policy never)
Why Codex refuses MCP tools under approval_policy never, what each sandbox mode does, and the one config line that fixes it without disabling the sandbox.
10 min read
How to Give an AI Agent Its Own Email Address (No Code)
Two ways to give an AI agent its own email address: an email API you build on, or a workspace that sets it up for you. Plus threading, spam and safety rules.
13 min read
Reconcile a Bank Statement With AI: Invoices In, Exceptions Out
A reproducible walkthrough: a bank CSV and a folder of invoice PDFs in, a matched sheet and an exceptions list out, chasers drafted, then a Friday re-run.
11 min read
Run AI Agents Overnight on a Mac Mini (or a Spare MacBook)
Run AI agents overnight on a Mac mini or spare MacBook: sleep settings, tmux and launchd, headless Claude Code, what breaks at 3am, and a no-terminal way.
11 min read
Schedule a Recurring Report With AI That Reads Your Files
How to schedule a recurring report with AI that reads files on your Mac: which Claude and ChatGPT schedules can see them, and how to keep a local one running.
9 min read
Share Skills Between Claude Code and Codex, Plus Gemini and Grok
How to share skills between Claude Code and Codex, plus Gemini CLI and Grok: where each looks for SKILL.md, who reads whose folder, and a safe symlink script.
9 min read
How to Use AI to Apply for Scholarships (and Track Every One)
How to use AI to apply for scholarships: find awards you qualify for, fill no-essay forms, track every application, and stay inside each program's AI rules.