Fulcra vs Brian2 Atlas
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Fulcra compared with Brian2 Atlas
| Detail | F
Fulcra | 
Brian2 Atlas |
|---|
| What it does | The user-owned context backend for AI agents
| Distributed neural simulation with MPI for Brian2 models
|
|---|
| Stage | Growing
| Startup
|
|---|
| Founded | Not given
| 2026
|
|---|
| Based in | US
| GB
|
|---|
| Pricing model | Freemium
| Open source
|
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| Pricing | Not given
| Not given
|
|---|
| Key features | - One user-owned context for every agent
- Agents wake up to what changed since their last loop
- Readable, traceable context with every change logged
- End-to-end encryption with AES-256
- Granular sharing controls with revocable access
- Right to export, delete, and transparency
- Context that travels across AI products and models
| - 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
|
|---|
| What makes it different | - User-owned context that travels with you across AI products
- Traceable agent activity with full visibility and control
- Agents coordinate through shared context without learning being trapped in silos
- End-to-end encryption with no data selling
| - Distributed execution without sacrificing Brian2's familiar modelling interface
- Open-source with published arXiv paper and reproduction materials
- Explicit, verifiable execution plans via AtlasIR
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
|---|
| DR (Domain Rating by Ahrefs) | 37 ▲ +3 (up) since last check | Not checked yet ▼ −1 (down) since last check |
|---|
| Trust Flow (Majestic) | 20 | 3 |
|---|
| Citation Flow (Majestic) | 40 | 19 |
|---|
| Referring domains (Majestic) | 593 | 14 |
|---|
6 details filled in for both companies.
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