Cortex
Neural networks and feature learning in Clojure.
Pricing
Free tier
Flat rate
Adoption
↘CoolingLicense
Open Source
Data freshness
Aging · Jun 8, 2026Overview
What is Cortex?
Cortex is a deep learning framework for Clojure that provides tools for neural network design, training, and deployment. It supports various machine learning tasks including regression and feature learning, making it suitable for developers looking to integrate AI into their applications using the Clojure language.
Key differentiator
“Cortex stands out as one of the few deep learning frameworks specifically designed for Clojure, offering a unique blend of functional programming and machine learning capabilities.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
Cortex is primarily designed for Clojure, which has a much smaller developer community compared to languages like Python or Java.
Setting up the development environment requires familiarity with both Clojure and deep learning concepts, which can be daunting for new users.
The Clojure ecosystem is smaller compared to other languages like Python, leading to fewer community resources, tutorials, and third-party libraries.
Cortex may not be optimized for very large datasets or complex neural network architectures, which could lead to slower training times compared to more mature frameworks like TensorFlow or PyTorch.
Fit analysis
Who is it for?
✓ Best for
Clojure developers looking to integrate deep learning capabilities into their projects
Data scientists who prefer working with Clojure and want a framework that supports neural network design and training
✕ Not a fit for
Developers preferring languages other than Clojure for AI development
Teams requiring real-time streaming or complex distributed systems not natively supported by Cortex
Cost structure
Pricing
Free Tier
Available
Open source — free to use
Starts at
$0
Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Alternatives
Works well with
Next step
Get Started with Cortex
Step-by-step setup guide with code examples and common gotchas.