gamspy list

Lists available or installed solvers in the GAMSPy installation.

Usage

gamspy list solvers [OPTIONS]

Option	Short	Default	Description
--all	-a	False	Shows all available solvers that can be installed.
--defaults	-d	False	Shows default solvers for each problem type.

Examples

List installed solvers:

$ gamspy list solvers
Installed Solvers
=================
CONOPT, CONVERT, CPLEX, IPOPT, IPOPTH, KESTREL, NLPEC, PATH, SHOT

Model types that can be solved with the installed solvers
=======================================================
┏━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
┃ Solver  ┃ Problem Types                                                              ┃
┡━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩
│ CONOPT  │ LP, RMIP, NLP, CNS, DNLP, RMINLP, QCP, RMIQCP                              │
│ CONVERT │ LP, MIP, RMIP, NLP, MCP, MPEC, RMPEC, CNS, DNLP, RMINLP, MINLP, QCP, MIQCP │
│ CPLEX   │ LP, MIP, RMIP, QCP, MIQCP, RMIQCP                                          │
│ IPOPT   │ LP, RMIP, NLP, CNS, DNLP, RMINLP, QCP, RMIQCP                              │
│ IPOPTH  │ LP, RMIP, NLP, CNS, DNLP, RMINLP, QCP, RMIQCP                              │
│ KESTREL │ LP, MIP, RMIP, NLP, MCP, MPEC, RMPEC, CNS, DNLP, RMINLP, MINLP, QCP, MIQCP │
│ NLPEC   │ MCP, MPEC, RMPEC                                                           │
│ PATH    │ MCP, CNS                                                                   │
│ SHOT    │ MINLP, MIQCP                                                               │
└─────────┴────────────────────────────────────────────────────────────────────────────┘

List all available solvers:

$ gamspy list solvers --all
Available Solvers
=================
BARON, CBC, CONOPT, CONOPT3, CONVERT, COPT, CPLEX, DICOPT, EXAMINER, EXAMINER2, GUROBI, HIGHS, IPOPT, IPOPTH,
KESTREL, KNITRO, MILES, MINOS, MOSEK, MPSGE, NLPEC, PATH, PATHNLP, SBB, SCIP, SHOT, SNOPT, SOPLEX, XPRESS

Model types that can be solved with the installed solvers
=======================================================
┏━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
┃ Solver  ┃ Problem Types                                                             ┃
┡━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┩
│ CONOPT  │ LP, RMIP, NLP, CNS, DNLP, RMINLP, QCP, RMIQCP                             │
│ CONVERT │ LP, MIP, RMIP, NLP, MCP, MPEC, RMPEC, CNS, DNLP, RMINLP, MINLP, QCP, MIQCP│
│ CPLEX   │ LP, MIP, RMIP, QCP, MIQCP, RMIQCP                                         │
│ IPOPT   │ LP, RMIP, NLP, CNS, DNLP, RMINLP, QCP, RMIQCP                             │
│ IPOPTH  │ LP, RMIP, NLP, CNS, DNLP, RMINLP, QCP, RMIQCP                             │
│ KESTREL │ LP, MIP, RMIP, NLP, MCP, MPEC, RMPEC, CNS, DNLP, RMINLP, MINLP, QCP, MIQCP│
│ NLPEC   │ MCP, MPEC, RMPEC                                                          │
│ PATH    │ MCP, CNS                                                                  │
│ SHOT    │ MINLP, MIQCP                                                              │
└─────────┴───────────────────────────────────────────────────────────────────────────┘

List default solvers for each problem type:

$ gamspy list solvers --defaults
┏━━━━━━━━━┳━━━━━━━━┓
┃ Problem ┃ Solver ┃
┡━━━━━━━━━╇━━━━━━━━┩
│ LP      │ CPLEX  │
│ MIP     │ CPLEX  │
│ RMIP    │ CPLEX  │
│ NLP     │ CONOPT │
│ MCP     │ PATH   │
│ MPEC    │ NLPEC  │
│ CNS     │ PATH   │
│ DNLP    │ CONOPT │
│ RMINLP  │ CONOPT │
│ MINLP   │ SHOT   │
│ QCP     │ CPLEX  │
│ MIQCP   │ CPLEX  │
│ RMIQCP  │ CPLEX  │
└─────────┴────────┘

Note

The possible model types for a solver become available after the solver has been installed. For a complete list of solvers and their capabilities, visit: https://www.gams.com/latest/docs/S_MAIN.html#SOLVERS_MODEL_TYPES