# ByteByteGo Newsletter

> Explain complex systems with simple terms, from the authors of the best-selling system design book series. Join over 1,000,000 friendly readers.

- **Platform:** substack
- **Category:** Technology
- **Subscribers:** 1.0M
- **Paid subscribers:** 38K
- **Last updated:** 2026-08-17
- **Author:** Alex Xu
- **URL:** https://blog.bytebytego.com
- **Profile:** https://newsletterinsights.io/newsletter/bytebytego

## Recent Posts

- [AI Agents Can Think. Now They Can Pay.](https://blog.bytebytego.com/p/ai-agents-can-think-now-they-can)
- [Why Do LLMs Lie?](https://blog.bytebytego.com/p/why-do-llms-lie)
- [Become an AI Engineer | Enrollment Ends Soon ](https://blog.bytebytego.com/p/enrollment-ends-soon-become-an-ai)
- [Connecting LLMs to the Real World: Tool Use, Function Calling, and MCP](https://blog.bytebytego.com/p/connecting-llms-to-the-real-world)
- [How WhatsApp Handles 40 Billion Messages Per Day](https://blog.bytebytego.com/p/how-whatsapp-handles-40-billion-messages)
- [EP94: REST API Cheatsheet](https://blog.bytebytego.com/p/ep94-rest-api-cheatsheet)
- [EP88: Linux Boot Process Explained](https://blog.bytebytego.com/p/ep88-linux-boot-process-explained)
- [How Netflix Manages 238 Million Memberships?](https://blog.bytebytego.com/p/how-netflix-manages-238-million-memberships)
- [Payment reconciliation](https://blog.bytebytego.com/p/payment-reconciliation)
- [Build with Claude Code: New Cohort Launch](https://blog.bytebytego.com/p/build-with-claude-code-new-cohort)

## Sponsors

- Nginx
- Lambda.1
- Big Oil
- Big Companies A Cheatsheet
- JavaScript code
- LinearB