Preston Rasmussen
Member of Technical Staff, Zep
Lies, Damn Lies, & Statistics: Is Mem0 Really SOTA in Agent Memory?
Mem0 claims State-of-the-Art in Agent Memory, but Zep outperforms it by 24%. We unpack why.
GPT-4.1 and o4-mini: Is OpenAI Overselling Long-Context?
We put OpenAI’s latest models through the LongMemEval benchmark—here’s why raw context size alone isn't enough.
The One-Token Trick
How single-token LLM requests can improve RAG search at minimal cost and latency.
Zep Is The New State of the Art In Agent Memory
Setting a new standard for agent memory with up to 100% accuracy gains and 90% lower latency.
Zep: A Temporal Knowledge Graph Architecture for Agent Memory
We introduce Zep, a novel memory layer service for AI agents that outperforms the current state-of-the-art systems.
How do you search a Knowledge Graph?
Can you build graph search that's both elegant & powerful? Here's how we did it in Graphiti, Zep's open source temporal Knowledge Graph library.
Scaling LLM Data Extraction: Challenges, Design decisions, and Solutions
How we made building Knowledge Graphs faster and more dynamic
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