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CONOPT Solver: Download, Pricing & Documentation

A proven choice for highly nonlinear problems, CONOPT’s efficient and reliable multi-method architecture handles a broad range of models. Specialized techniques achieve feasibility quickly, while powerful preprocessing tools reduce problem size and suggest formulation improvements.

Getting started with Conopt

CONOPT downloads are available from the My Downloads page of your account at the AMPL Portal, and are included in the bundles that are used for free trials.

Summary

Developer: ARKI Consulting & Development A/S

Current version: 3.17A

Problem types supported: Linear, quadratic, and general smooth nonlinear objectives and constraints in continuous variables.

Algorithms available: Dynamic selection among feasible-path generalized reduced gradient, sequential quadratic programming, and sequential linear programming.

Special features: Extensions to the basic algorithms take advantage of second derivatives and identify feasible solutions more reliably. 

Further Information

ARKI Consulting & Development website

Using-CONOPT-with-AMPL: Guide and option listing