---
title: "Changes to Get the simulation run spec"
method: GET
path: "/projects/{projectId}/simulations/{simulationId}/runs/{runId}/spec"
---

# Changes to Get the simulation run spec

`GET /projects/{projectId}/simulations/{simulationId}/runs/{runId}/spec`

> Every recorded change to this operation, newest first.
> 33 revisions in range; 2 not diffed.

## Timeline

Changed in 5 of 33 revisions.

- **2026-10-09** `010fe1c8e638`: 1 breaking, 9 info
- **2026-10-02** `494ce2aaf719`: 1 breaking, 1 info
- **2026-09-28** `0bc226645288`: 5 breaking, 5 info
- **2026-09-22** `3985cc1cb395`: 40 info
- **2026-08-12** `a2ad574c5f90`: 3 info

## Changes

- **2026-10-09** `010fe1c8e638`: 1 breaking, 9 info
  - the `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/` response's property type changed from no type to `object` for status `200`
  - added the optional property `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/angularVelocity` to the response with the `200` status
  - added the optional property `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/name` to the response with the `200` status
  - added the optional property `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/rotationAxis` to the response with the `200` status
  - added the optional property `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/rotationCenter` to the response with the `200` status
  - added the optional property `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/topologicalReference` to the response with the `200` status
  - added the optional property `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/type` to the response with the `200` status
  - added the optional property `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/velocity` to the response with the `200` status
  - removed discriminator from `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/` response property for the response status `200`
  - removed `#/components/schemas/Simulation.PredefinedRotationalMotion, #/components/schemas/Simulation.PredefinedTranslationalMotion` from the `model/oneOf[subschema #17: Electromagnetics]/advancedConcepts/motionAnalysis/items/` response property `oneOf` list for the response status `200`
- **2026-10-02** `494ce2aaf719`: 1 breaking, 1 info
  - added `#/components/schemas/Simulation.VoceChabocheModelMarc` to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/materials/items/marcMaterialBehavior/oneOf[subschema #3: Elastoplastic]/plasticity/plasticityModel` response property `oneOf` list for the response status `200`
  - added `VOCE_CHABOCHE` discriminator mapping keys to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/materials/items/marcMaterialBehavior/oneOf[subschema #3: Elastoplastic]/plasticity/plasticityModel` response property for the response status `200`
- **2026-09-28** `0bc226645288`: 5 breaking, 5 info
  - added `#/components/schemas/Simulation.CumulativePlasticStrain` to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/solutionFields/items/oneOf[subschema #5: Strain]/strainType` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/Simulation.MarcCumulativePlasticStrainType` to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/areaCalculation/items/oneOf[subschema #1: Min-max]/fieldSelection/oneOf[subschema #4: Strain]/strainType` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/Simulation.MarcCumulativePlasticStrainType` to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/areaCalculation/items/oneOf[subschema #2: Average]/fieldSelection/oneOf[subschema #4: Strain]/strainType` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/Simulation.MarcCumulativePlasticStrainType` to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/volumeCalculation/items/oneOf[subschema #1: Min-max]/fieldSelection/oneOf[subschema #4: Strain]/strainType` response property `oneOf` list for the response status `200`
  - added `#/components/schemas/Simulation.MarcCumulativePlasticStrainType` to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/volumeCalculation/items/oneOf[subschema #2: Average]/fieldSelection/oneOf[subschema #4: Strain]/strainType` response property `oneOf` list for the response status `200`
  - added `CUMULATIVE_PLASTIC` discriminator mapping keys to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/areaCalculation/items/oneOf[subschema #1: Min-max]/fieldSelection/oneOf[subschema #4: Strain]/strainType` response property for the response status `200`
  - added `CUMULATIVE_PLASTIC` discriminator mapping keys to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/areaCalculation/items/oneOf[subschema #2: Average]/fieldSelection/oneOf[subschema #4: Strain]/strainType` response property for the response status `200`
  - added `CUMULATIVE_PLASTIC` discriminator mapping keys to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/solutionFields/items/oneOf[subschema #5: Strain]/strainType` response property for the response status `200`
  - added `CUMULATIVE_PLASTIC` discriminator mapping keys to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/volumeCalculation/items/oneOf[subschema #1: Min-max]/fieldSelection/oneOf[subschema #4: Strain]/strainType` response property for the response status `200`
  - added `CUMULATIVE_PLASTIC` discriminator mapping keys to the `model/oneOf[subschema #18: Nonlinear Mechanical (Marc)]/resultControl/volumeCalculation/items/oneOf[subschema #2: Average]/fieldSelection/oneOf[subschema #4: Strain]/strainType` response property for the response status `200`
- **2026-09-22** `3985cc1cb395`: 40 info
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #10: Convective Heat Transfer]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #10: Convective Heat Transfer]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #10: Convective Heat Transfer]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #10: Convective Heat Transfer]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #13: Multiphase]/boundaryConditions/items/oneOf[subschema #9: Custom]/gaugePressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #13: Multiphase]/boundaryConditions/items/oneOf[subschema #9: Custom]/gaugePressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #13: Multiphase]/boundaryConditions/items/oneOf[subschema #9: Custom]/pressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #13: Multiphase]/boundaryConditions/items/oneOf[subschema #9: Custom]/pressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #14: Conjugate Heat Transfer (legacy)]/boundaryConditions/items/oneOf[subschema #9: Custom]/gaugePressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #14: Conjugate Heat Transfer (legacy)]/boundaryConditions/items/oneOf[subschema #9: Custom]/gaugePressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #14: Conjugate Heat Transfer (legacy)]/boundaryConditions/items/oneOf[subschema #9: Custom]/pressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #14: Conjugate Heat Transfer (legacy)]/boundaryConditions/items/oneOf[subschema #9: Custom]/pressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #5: Incompressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #5: Incompressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #5: Incompressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #5: Incompressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #9: Compressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #9: Compressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressureRgh` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #9: Compressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressure` response property for the response status `200`
  - removed `HYDROSTATIC_ISOTHERMAL_FAN_PRESSURE` discriminator mapping keys from the `model/oneOf[subschema #9: Compressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressureRgh` response property for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #10: Convective Heat Transfer]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #10: Convective Heat Transfer]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #10: Convective Heat Transfer]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #10: Convective Heat Transfer]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #13: Multiphase]/boundaryConditions/items/oneOf[subschema #9: Custom]/gaugePressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #13: Multiphase]/boundaryConditions/items/oneOf[subschema #9: Custom]/gaugePressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #13: Multiphase]/boundaryConditions/items/oneOf[subschema #9: Custom]/pressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #13: Multiphase]/boundaryConditions/items/oneOf[subschema #9: Custom]/pressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #14: Conjugate Heat Transfer (legacy)]/boundaryConditions/items/oneOf[subschema #9: Custom]/gaugePressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #14: Conjugate Heat Transfer (legacy)]/boundaryConditions/items/oneOf[subschema #9: Custom]/gaugePressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #14: Conjugate Heat Transfer (legacy)]/boundaryConditions/items/oneOf[subschema #9: Custom]/pressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #14: Conjugate Heat Transfer (legacy)]/boundaryConditions/items/oneOf[subschema #9: Custom]/pressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #5: Incompressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #5: Incompressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #5: Incompressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #5: Incompressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #9: Compressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #9: Compressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/gaugePressureRgh` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #9: Compressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressure` response property `oneOf` list for the response status `200`
  - removed `#/components/schemas/Simulation.HydrostaticFanPBC` from the `model/oneOf[subschema #9: Compressible]/boundaryConditions/items/oneOf[subschema #10: Custom]/pressureRgh` response property `oneOf` list for the response status `200`
- **2026-08-12** `a2ad574c5f90`: 3 info
  - the `contactType` response's property default value `{"type":"NORMAL_FORCE"}` was added for the status `200`
  - the `strainType` response's property default value `{"type":"TOTAL"}` was added for the status `200`
  - the `stressType` response's property default value `{"type":"CAUCHY"}` was added for the status `200`

---

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