Cursor Deep Dive: Custom Agents, Planning Mode, and Live Debugging
In this deep-dive AMA, I push the limits of Cursor and Claude Code, sharing my unfiltered workflows for advanced AI-powered development. What starts as a chill Q&A turns into a live debugging session of a massive memory leak in Cursor, and I explore incredible new speeds using Kimi K2 on Groq.
If you want to go beyond the basics and see how these tools are used in real-time to solve complex problems, this stream is for you.
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WHAT YOU’LL LEARN:
• A live, unscripted debug of a massive memory leak in Cursor.
• Pro-tips for filing effective bug reports on macOS using `sysdiagnose`.
• How to set up and use custom modes like a “Planning Agent” in Cursor.
• A real-time demo of Kimi K2 on Groq and why its speed is a game-changer.
• A deep dive into Cursor’s advanced agentic tool-calling and reasoning.
• My philosophy on context management and why “less is more” is crucial.
• The future of AI development and the coming “100x leap” of GPT-5.
🕒 Key moments
00:00:00 Cursor Ask Me Anything
00:00:39 Agenda: Agents, custom modes, and workflows
00:03:01 Explaining Cursor’s background agents
00:04:29 The high cost of Claude Opus (money burn)
00:07:12 Live debugging a massive memory leak in Cursor
00:08:05 Pro-tip: Filing bug reports on macOS
00:10:25 How to integrate Claude Code into Cursor
00:12:14 Navigating Claude Code with the “@” symbol
00:15:00 Discussing Kimi K2 and the Cline extension
00:20:45 Pro-tip: How to use a “discovery prompt”
00:28:44 How to send an image to Claude Code
00:30:33 Demo: Using Cline with Kimi K2 on Groq
00:34:54 Blown away by Kimi K2’s speed on Groq
00:41:22 Deep dive into Cursor’s agent tool-calling
00:46:46 How to create a custom “Plan Mode” in Cursor
00:51:04 Why he pays for AI tools out of pocket
01:00:01 The future of AI: The 100x leap of GPT-5
01:13:41 Setting up a custom “planning agent” mode
01:23:44 Why “less is more” for context and MCPs
01:35:10 Why he avoids microservices for simpler stacks
01:40:08 Explaining the “Let Me Cook” YouTube membership
01:44:23 Pitching the RayTranscribes.com app
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ABOUT THE HOST
Ray Fernando is a former Apple engineer with 12+ years of experience, now exploring the frontiers of AI and software development.
#cursor #grok4 #kimik2 #claudecode #cursoragent #ClaudeSonnet #claude4 #claude4opus #claude4sonnet #GeminiAI #AI #LiveCoding #AICoding #AIdevelopment #LLM #RayFernando
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