GAMS/GAMSPy and Snowflake walkthrough
Learn how to connect GAMS and GAMSPy with Snowflake to read model inputs, solve an optimization problem, and write results back to Snowflake.
Academic
32 resources
Navigating Trade-Offs: Introducing the GAMS Multi-Objective Optimization (MOO) Framework
Learn how the GAMS Multi-Objective Optimization framework makes it easier to explore trade-offs between competing objectives and generate Pareto fronts without custom implementations.
Embedding machine learning directly into optimization: a real-world stress test
There's a class of industrial optimization problems that sits just out of reach of classical solvers. The physics-based simulation model exists and is accurate — but it's a numerical black box.
Inside WITCH: Building and Scaling Climate-Economy Models with GAMS
WITCH (World Induced Technical Change Hybrid) is one of the world's leading Integrated Assessment Models, developed by researchers at the RFF-CMCC European Institute on Economics and the Environment (EIEE). Over nearly two decades, it has …
Included Solvers for Free Licenses
See which solvers are included with free personal GAMS and GAMSPy licenses and which additional solvers are available to academic GAMSPy users.
Free GAMS and GAMSPy Licenses for Personal and Academic Use
Compare free personal and academic GAMS and GAMSPy licenses, understand their permitted uses and limits, and learn how to generate and install a license.
Expanding the Focus: Introducing the MIPfeas Benchmark
Update (October 2026): This update brings all solvers up to their latest versions and directly resolves a key concern regarding the MIPfeas benchmark: hardware discrepancies across runs. Moving forward, all solvers are evaluated on a …
Optimizing Weather Radar Networks for Texas: The Winning GAMSPy Student Competition Fall 2025 Project
We are happy to present the winning project of our GAMSPy Student Competition Fall 2025. Nikhil Trivedi, an undergraduate student from the University of Wisconsin-Madison, took first place with a project that tackles the critical …
Modernizing Global Trade Analysis: A New Era for the OECD METRO Model with GAMS MIRO
The OECD’s METRO model is a large-scale Computable General Equilibrium (CGE) framework used to assess the global economic impacts of trade policy across 145 countries. The OECD partnered with GAMS and Elevate Economics to migrate the METRO …
Speed vs. Guarantees: A Practical MIP–NLP Trade-off for NN Robustness
A hands-on comparison of ReLU modeling in GAMSPy, MIP vs NLP, for adversarial verification on realistic networks. The workflow, code snippets, and trade-off between speed and guarantees are all explained in details.
GAMSPy: Fast and Flexible Optimization in Python
Workshop slides introducing mathematical optimization with GAMSPy, from modeling fundamentals and solver selection to data handling and practical Python workflows.
Unlock the Power of Optimization in Python | GAMSPy Webinar
Discover how to formulate and solve mathematical optimization models in Python with GAMSPy in this webinar and live tutorial from GAMS experts.
Embedding Neural Networks into Optimization Models with GAMSPy
Presentation slides showing how GAMSPy embeds trained neural networks into mathematical optimization models through automated reformulations.
An Introduction to Modelling with GAMSPy
Workshop slides introducing GAMSPy modeling fundamentals, design concepts, Python workflows, solver access, and migration from GAMS to GAMSPy.
A Whole New Look for CONOPT
Presentation slides covering the evolution of CONOPT, recent performance and usability improvements, new APIs, and derivative-based nonlinear optimization workflows.
Accelerating Carbon Storage Optimization with TotalEnergies
To support their carbon neutrality ambitions, the global energy company TotalEnergies developed a complex optimization model for Carbon Capture and Storage (CCS). This highly sophisticated model, capable of managing the complex CO2 …
Optimizing the Perfect Day at Disneyland: The Winning GAMSPy Student Competition Project
We are happy to present the winning project of our 2024/2025 GAMSPy Student Competition. Yiheng Su, a PhD student from the University of Wisconsin-Madison, developed an optimization model to plan the most efficient and enjoyable day at …
The Rhodium Climate Outlook
Rhodium Group is a renowned research organization specializing in comprehensive analysis of global trends. With a strong focus on energy, climate, and economic issues, they provide critical insights that inform decision-making at the …
Modern GAMS teaching - GAMS with GitHub Classroom
Are you ready to transform your GAMS modeling class with modern tools and streamline grading? In this blog post, our guest author Christophe Gouel from INRAE explains how he adjusted his workflow.
Supercharging GAMS models by linking to Artificial intelligence - Heuristic search and machine learning
GAMS is good at finding decision variable values that provide the optimal solution to a problem for a given set of scenario parameters. It is more difficult to find a strategy that can test combinations of potentially many parameters in an …
Progress in MINLP Solver Technology
MINLP solvers typically have a rooting in academia. This article highlights the historic performance gains of two of them, BARON and SCIP.
An Overview of Math Programming Solvers
Math programming solvers are the workhorses called upon by GAMS to produce optimal solutions to your mathematical models. This overview provides assistance when you are faced with selecting the correct solver for your particular model.
How to Tune CPLEX Options for TIMES models
A recent webinar by Evangelos Panos demonstrates how to tune CPLEX options to get more bang for your buck when running large problems such as the TIMES ESM framework.
Model Instances with more than 2³¹ Non-Zeros - Impact on Energy Systems Research
With GAMS 37, we now support the generation of model instances with more than 2³¹ non-zeros. We expect huge models to become more important in the future.
Modeling Transportation Carbon Intensity Targets for the EU with GAMS
The ICCT asked GAMS to develop, test. and run a partial equilibrium model of the transportation sector in the EU. Renewable fuel policy is complex, and the impacts of policy changes are not always intuitive. Quantitative modeling, as …
Running large models on NEOS for free
GAMS and the packaged solvers impose restrictions with regards to the problem sizes that can be solved with a free demo or community license. For academic users, there is a free alternative to run large models: **NEOS server**.
USMA
At the United States Military Academy in West Point, all students must graduate in four years. Each student's daily activities are a carefully regimented balance of academic, military, and physical requirements. The ~4,500 enrolled cadets …
Dealing with Models that are Unbounded
Optimization problems occasionally yield unbounded solutions. To find the cause one can modify the model and solve it to gain information. This is done through the imposition of “artificially” large bounds. Linear programming solvers …
New and improved GAMS links for Pyomo and JuMP
We've got some new links from Pyomo and JuMP to GAMS, which allow efficient interfacing of GAMS with your Pyomo or JuMP models.
Scaling
Learn how to diagnose and correct numerical scaling problems in GAMS models using scaling attributes, GAMSCHK, CONVERT, and solver diagnostics.
Misbehaving Model – Infeasible
Learn how to diagnose infeasible GAMS models by adding artificial variables, analyzing distorted marginals, and isolating conflicting equations and variable bounds.
DOE
The electricity generation sector in the U.S. is a major contributor of CO2 emissions. Thus emissions reductions from this sector will play a central role in any coordinated CO2 emission reduction effort aimed at combating climate change. …