Sigopt
Optimize ML model hyperparameters, discover best configurations, track model performance.
- Freemium
- Web, API
- AutomationAI Model Deployment & Observability
- Free plan available
- No credit card
What is Sigopt?
Key features
Bayesian optimisation
Uses statistical methods to intelligently suggest hyperparameter combinations, reducing the number of trials needed compared to grid or random search
Multi-metric tracking
Monitor multiple performance metrics simultaneously, not just accuracy or loss, to balance competing objectives
Experiment history and dashboards
View all past optimisation runs in one place, compare configurations, and track performance trends over time
API integration
Works with Python, Java, and other languages through a REST API, fitting into existing training pipelines
Parameter constraints and conditions
Set rules for which hyperparameter combinations are valid, and establish dependencies between settings
Model insights
Analyse which hyperparameters have the most influence on your model's performance
Pros & cons
Advantages
- Reduces computational cost by finding good configurations faster than random or grid search methods
- Works with any ML framework or language via the API, so it fits into existing workflows without major changes
- Provides clear visualisation of how different hyperparameters affect performance, making results interpretable
- Free tier allows small teams to experiment without upfront costs
Limitations
- Bayesian optimisation can be slower than simple random search for very small hyperparameter spaces with few dimensions
- Requires some technical setup to integrate with your training pipeline; it's not a fully automated solution
- May be overkill for simple models where hyperparameter tuning has minimal impact on results
Use cases
Optimising deep learning models where training is expensive and hyperparameter choices significantly affect accuracy
Finding the best learning rate, batch size, and regularisation settings for neural networks
Tuning gradient boosting models by optimising tree depth, learning rate, and other key parameters
Comparing multiple model architectures and configurations in a structured, tracked way
Managing hyperparameter optimisation across a team, allowing collaboration and reproducibility
Ready to try Sigopt?
Pricing
Free
Free
Limited experiments and API calls per month, suitable for learning and small projects
Pro
Contact for pricing
Higher experiment limits, priority support, advanced features for teams running frequent optimisations
Enterprise
Contact for pricing
Custom deployment options, dedicated support, large-scale optimisation across many models
Get started with Sigopt
Click through to Sigopt and start using it now.
- Free plan available
- No credit card