Brian2 Atlas vs Zep

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Brian2 Atlas compared with Zep
Detail	Brian2 Atlas	Zep
What it does	Distributed neural simulation with MPI for Brian2 models	The unified context layer for enterprise data
Stage	Startup	Not given
Founded	2026	2023
Based in	GB	US
Pricing model	Open source	Freemium
Pricing	Not given	Free plan: 10,000 credits per month. Flex plan: $125/month with 50,000 credits included, then $25 per 10,000 credits. Flex Plus: $375/month with 200,000 credits included, then $75 per 40,000 credits. Enterprise: custom credits with negotiated rates. Credits consumed based on Episode size: 1 credit p
Key features	Distributed simulation across MPI ranks Multi-backend execution (CPU, GPU, Browser, MPI) AtlasIR typed intermediate representation Native forward and reverse execution for training Retains Brian2 modelling interface GPU execution on Apple Metal and NVIDIA CUDA WebAssembly browser execution CPU reference and AOT compilation	Sub-200ms context retrieval at scale Temporal context graphs with point-in-time queries
What makes it different	Distributed execution without sacrificing Brian2's familiar modelling interface Open-source with published arXiv paper and reproduction materials Explicit, verifiable execution plans via AtlasIR	Reduces token use by up to 90% compared to traditional retrieval Temporal context graphs that track how business information changes over time Enterprise-scale Context Lake supporting millions of graphs
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet −1 (down) since last check	70 +1 (up) since last check
Trust Flow (Majestic)	3	16
Citation Flow (Majestic)	19	44
Referring domains (Majestic)	14	2072

6 details filled in for both companies.

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