For prototyping, testing, and individual modelers.
Special offers and licenses for Academic Researchers, Teachers and Consultants.
The license for teams and businesses needing nothing standing in their way.
Prototype, pitch, share, and learn mathematical optimization all with a free AMPL license, open source solver bundles, and trial the world's most powerful commercial solvers. No contracts, no credit cards. Free for anyone to use for personal, academic, and commercial prototyping purposes.
Unlimited problem size
No limitations on the number of variables or constraints. AMPL supports models with millions of variables and constraints, while still solving at lightning speed.
Use the worlds most popular solvers
Use open source solvers with your free Community Edition license for personal, academic, and commercial prototyping purposes. Trial all commercial solver we sell for free for 30 days each (*does not permanently connect to commercial solvers).
Community Support
Receive support in your model building through the AMPL forum (discuss.ampl.com), documentation (dev.ampl.com), education materials, and non-priority email support.
Internet connection required
You must maintain an internet connection for license validation.
Sign into or create a free account in our license portal
Download AMPL and solvers for your operating system
Download your Community Edition license file
Optionally, start commercial solver trials
Academic Researchers can purchase AMPL and commercial solvers at a 90% discount for offline use, or you can connect commercial solvers to a free Community Edition license for online, internet dependent use.
Unlimited problem size
No limitations on the number of variables or constraints. AMPL supports models with millions of variables and constraints, while still solving at lightning speed.
Use the worlds most popular solvers
Purchase commercial solvers at highly discounted rates. Gurobi, CPLEX, COPT, and Xpress provide free use of their solver to researchers for 1 year.
Technical Support
Receive support in your model building through the AMPL forum (discuss.ampl.com), documentation (dev.ampl.com), education materials, and priority email support.
No internet connection required
This license does not require an internet connection for license validation.
Determine the license and pricing option best for your situation.
Go to our Contact Sales page and indicate your license request
We will contact you to set up your license and discount!
Optionally, start free today with a Community Edition license!
AMPL for Courses is an easy to obtain and easy to distribute, full AMPL license with no limitations and no internet requirement. All solvers including commercial solvers, are included in the bundle file for free use for 6 months.
Easy to distribute files
AMPL and solvers are provided in a single compressed download for each platform. Packages are easily installed on any computers used in conjunction with the course, including personal computers of professors, teaching assistants, and students.
Free, full-featured AMPL
No limitations on the number of variables or constraints. AMPL supports models with millions of variables and constraints, while still solving at lightning speed.
Access to all commercial and open source solvers for AMPL
Teachers decide which solvers to include in the course packages. Choose from the complete lineup of commercial and open source solvers that we currently distribute.
Community and professional support
Receive support through email from our tech team, on the forum (discuss.ampl.com), our documentation (dev.ampl.com), and education materials found on our website.
Sign into our create an account in the license portal
Fill in our simple request form
We will contact you with complete download and installation instructions
Consultants and Non-Profits can now purchased commercial solvers at the single-user licensing price and connect them to a free AMPL Community Edition license. Enjoy free solver trials for 30 days and when ready, contact us to purchase your commercial solver(s) or use open-source solvers for free for prototyping purposes.
Free, full-featured AMPL
No limitations on the number of variables or constraints. AMPL supports models with millions of variables and constraints, while still solving at lightning speed.
Connect purchased commercial solvers to your free AMPL license
AMPL sells the world's most powerful solvers used by the top performing companies world-wide.
Simple to obtain
Fill out a simple form in the License Portal. We will contact you to set up your contract and send you your downloadable license file.
Single-User License
Your license can only be used by one user, the person who has qualified, and can be used one machine at a time.
Contact our sales team to request your free AMPL license and connect purchased commercial solvers.
Full powered, commercial solver license, and premium tech support. This is the license for teams and businesses needing nothing standing in their way.
Unlimited problem size
No limitations on the number of variables or constraints. AMPL supports models with millions of variables and constraints, while still solving at lightning speed.
Licenses and pricing for your projects situation
AMPL offers single-user, floating, and multi-user licenses in both one year subscription and purchase + maintenance pricing for both AMPL and solver licenses.
Priority support
Commercial customers receive full priority support via phone, email and video conference.
Offline on your machine for security and convenience
No internet connection required. Our commercial licenses never require customers to connect to the internet for license verification.
To get started with commercial AMPL and solver licenses, see our pricing page. Contact us to discuss all your needs.
Choose the AMPL and commercial solver license that works best for your team or business
Contact us so we can help get started
In the meantime, download a free Community Edition license to start modeling right away.
AMPL IDE is a ready-to-go visual development environment with built-in controls for optimization model development and testing.
Integrate your optimization models with spreadsheet and relational sources, locally or in the cloud. AMPL’s table handlers establish fast connections for data input and result output.
Try out the features of all the best solvers, without changing your model or data. AMPL’s standard interface lets you focus first on modeling and then choose the optimization engine that meets your needs.
Build optimization into your enterprise systems or software products, using AMPL’s application programming interfaces. AMPL offers fast connections to Python, R, C++, C#, MATLAB, and Java, while maintaining your model in its
original, readable form.
Master the AMPL language and system quickly with our introductory materials, examples, and documentation. The AMPL book provides a complete tutorial introduction (and it’s great for teaching, too).
Extensive documentation for newcomers and experts alike. Learn how to install, use, integrate and deploy AMPL models and applications.
Count on our team to help you in all stages of application building. Our technical staff provides expert advice on AMPL, solvers, and optimization, and our consulting service can help you build and integrate your models.
Join the conversation in our support forum at discuss.ampl.com. Our expert technical support team can answer all your questions and provides continuous content upgrades.
The Community Edition licenses require a constant internet connection to maintain license verification.
Anyone can use a Community Edition license for individual, academic, and non-commercial needs including prototyping and solver testing.
See terms and conditions here.
We keep the process simple. Fill in your application form in the license portal, or contact sales to request your license. We will contact you to ask a few validating questions and set you up with your license.
Contact our sales team and we will get your started on a custom package that works best for your situation.
To simplify the work of comparing and testing solvers, we have made AMPL and solver resources available online in collaboration with the NEOS Server project.
AMPL offers a full one month trial of our commercial AMPL license without limitations on problem size, equipped with all commercial and open source solvers.
For getting a fast start on learning what AMPL is like and how it works, download a size-limited demonstrations version.
Explore our licenses and offerings or create an account to get started right away. You can also contact us to design the right solution to meet your business needs.