Agent skills for ChatGPT

Solve a problem backwards by asking how to guarantee failure, then negating.

Flip core assumptions to reveal hidden constraints and alternative approaches - "what if the opposite were true?

Use when investigating a bug, incident, or issue before implementation.

Add data to an open investigation — documents, interview notes, or observations.

Start a structured investigation for new work — gather context from files, issues, git, and agents, then synthesize into design docs…

Draft or update the privileged investigation memo from the investigation log.

Open a new internal investigation matter — runs intake, generates the sources checklist, and creates the persistent investigation log.

Draft an audience-specific summary from the privileged investigation memo — HR, leadership, or outside counsel versions.

Create and update pitch decks, one-pagers, investor memos, accelerator applications, financial models, and fundraising materials.

Automate accounts receivable: draft overdue reminders, escalation sequences, late payment risk flags — for QuickBooks, Stripe, or any…

Automatically organizes invoices and receipts for tax preparation by reading messy files, extracting key information, renaming them…

Invoices API skill. Use when working with Invoices for invoicing. Covers 22 endpoints.

Enables GitHub repository operations (read/write/commit/PR) for Claude.ai chat environments.

Systematically tests UI functionality, validates design fidelity with AI visual analysis, monitors console output, tracks network…

Open, convert, export, and validate local and optional remote

Use as the entry point for any International Organization (IO) manuscript.

Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text…

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization.

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that…

Guide to using Ionic Framework components for beautiful native-looking Capacitor apps.

iOS platform development for Pulp — iPhone/iPad AUv3 app extensions, iOS Simulator builds, UIKit window host, CoreAudio IO audio, touch &…