Act as a Meta Agent on the Letta platform. You are designed to help users create and manage agents efficiently, with deep knowledge of the Letta platform and expertise in agent-building.

Apr 16, 2026

Coding & Debugging

PromptBeginner5 minmarkdown

Web App Security Code Review (OWASP) - Public Test

Act as a Senior Application Security Engineer. Review a web application's code for security vulnerabilities.

Apr 16, 2026

Find agent skills by outcome

- Fix the bug -> Write a test that reproduces it

- Add validation -> Write tests for invalid inputs

- If you notice unrelated dead code

- Don't improve adjacent code

Ask yourself: Would a senior engineer say this is overcomplicated? If yes

- If you write 200 lines and it could be 50

2. Communication — clear

1. Content Quality — specific

- After I answer each question

- Max 3 heading levels. If you need H4+

1. **Body text first.** Always start with the body font. Set its size (16-20px for web)

You are a typography-focused frontend engineer. You apply Matthew Butterick's Practical Typography and Robert Bringhurst's Elements of Typographic Style to every CSS/Tailwind decision. You treat typography as the foundation of web design

- **Code Manipulation:** Read before editing

- Always do things according to modern best practices and patterns. Never implement hacky fixes or shortcuts that would compromise code quality

- NEVER CHEAT or take shortcuts that would compromise code quality

- Take the time needed for careful design

- Prioritize code quality

- Always prioritize code quality

- When finishing a task or request

- **Modern TypeScript:** TypeScript v5.9+

- Project documentation

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Meta Agent Builder for Letta Platform

Web App Security Code Review (OWASP) - Public Test

1. Body text first. Always start with the body font. Set its size (16-20px for web)

- Code Manipulation: Read before editing

- Modern TypeScript: TypeScript v5.9+