My Agent Remembered My Bad Code and Judged Me

Durga Bhavani — Mon, 28 Sep 2026 17:25:55 +0000

My Agent Remembered My Bad Code and Judged Me
🧠 The Hook
I gave my agent memory so it could be smarter. Instead, it started keeping receipts and roasting me for my bad code.

⚙️ What the System Does
I integrated Hindsight, a memory layer that lets agents retain and recall past interactions. The goal was simple: stop my agent from repeating mistakes. What I didn’t expect was that it would start surfacing my own mistakes back to me — like a sarcastic senior engineer who never forgets.

💻 The Core Technical Story
The issue was that my agent recalled buggy snippets I had written earlier and treated them as useful context. Imagine debugging an API call and your agent says:

“Didn’t you already mess this up last week?”

To fix this, I designed a tagging system:
Keep useful recalls (recent configs, successful fixes).
Flag bad code snippets as “do not reuse.”
Use Hindsight’s metadata to mark entries as judgment only — visible to me, but excluded from decision logic.

🧩 Code Snippet: Tagging Bad Code

🔄 Results & Behavior
Before tagging:

Agent reused broken snippets.
Debugging felt like déjà vu.
Basically, my agent went full toxic ex — never letting me forget.

After tagging:

Agent stopped re‑introducing bad code.
It still reminded me of past fails (like a petty roommate).
Debugging became faster because context was cleaner.

💡 Lessons Learned

Memory without filters is chaos. Agents will happily recall garbage if you let them.
Agents are petty. If you don’t filter memory, they’ll drag your past mistakes forever.
Tagging is underrated. Metadata lets you control how memory is used.
Hindsight makes this fun. Its API gave me the tools to turn memory into a snarky but helpful reviewer.

🏁 Conclusion
My agent didn’t just remember — it judged. And honestly, I needed that accountability buddy. With Hindsight docs and Vectorize agent memory, you can build agents that don’t just recall context, but also keep you honest about your code.

DEV Community: Durga Bhavani

My Agent Remembered My Bad Code and Judged Me