/Compendia/The Optimization Toolchain/Model + Solver/Model + SolverUpdated: 23 March 2024· Algebraic Modeling Languages Solvers Speed AMPL PYOMO GAMS CPLEX Gurobi HiGHSAuthorMartin LaskowskiOptimization EngineerToolchain - This article is part of a series.Part 1: Major Component OverviewPart 2: This ArticlePart 3: Data SourcesPart 4: User InterfacesPart 5: 'Glue' LanguagesA close look at large-scale optimization modeling tools and languages, and linear and nonlinear solvers.Toolchain - This article is part of a series.Part 1: Major Component OverviewPart 2: This ArticlePart 3: Data SourcesPart 4: User InterfacesPart 5: 'Glue' Languages