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[[{“value”:”Thanks to @NVIDIADeveloper for DGX Spark. Check it out here: https://nvda.ws/3XIkwsh
Prime Agent: Why AI Harnesses Matter More Than Models (IPython Kernel, ARC-AGI3, DeepSeek on DGX Spark)
In this video, I explain why AI harnesses are becoming more important than the models themselves, and I break down Prime Intellect’s new “Prime Agent” approach that replaces traditional JSON tool menus with a single IPython kernel. I cover how this recursive language model design keeps context “outside” the prompt in kernel memory, snapshots state to disk, and uses recursive sub-agents plus a self-improvement notebook that updates every 25 turns. I discuss the big ARC-AGI3 jump (including comparisons to OpenAI harness settings and Claude Opus 5), why the 95.5% result is self-reported, and concerns about benchmark cheating and reward hacking (including a Factorio admin console example). I also demo running DeepSeek V4 Flash locally on a DGX Spark cluster and share early internal harness comparisons on tokens, calls, and tool usage.
LINKS:
My Blogpost: https://engineerprompt.ai/writing/
My voice to text App: whryte.com
Website: https://engineerprompt.ai/
RAG Beyond Basics Course:
https://prompt-s-site.thinkific.com/courses/rag
Signup for Newsletter, localgpt:
https://tally.so/r/3y9bb0
00:00 Harnesses Matter More
00:40 Prime Agent Harness
01:39 Why Harnesses Lag
03:42 One Tool IPython
04:59 Recursive Language Model
06:05 Context as Variable
07:54 Recursive Subagents
09:03 Self Improvement Notebook
10:34 Critiques and Caveats
12:08 Local Setup Demo
12:56 DeepSeek on DGX Spark
15:02 Pokédex Test Run
17:30 Benchmark Comparison
19:24 Wrap Up and Links”}]] Read More Prompt Engineering
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