diff --git a/cases/0001/index0.heta b/cases/0001/index0.heta
index d43834d..e9f1774 100644
--- a/cases/0001/index0.heta
+++ b/cases/0001/index0.heta
@@ -16,6 +16,3 @@ r1 @Reaction {actors: s1 => } := k1 * s1 * comp1;
 
 // constant of reaction
 k1 @Const = 0.01;
-
-// export format
-#export {format: SBML};
diff --git a/cases/0001/index1.heta b/cases/0001/index1.heta
deleted file mode 100644
index bf4050b..0000000
--- a/cases/0001/index1.heta
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
-    Simple Heta model exported to SBML, JSON and YAML formats.
-*/
-// index.heta
-
-// compartment of size 1
-comp1 @Compartment .= 1;
-
-// species with initial concentration 10
-s1 @Species {compartment: comp1} .= 10;
-
-// reaction of s1 degradation
-r1 @Reaction {actors: s1 => } := k1 * s1 * comp1;
-
-// constant of reaction
-k1 @Const = 0.01;
-
-// export format
-#export {format: SBML};
-#export {format: JSON};
-#export {format: YAML};
diff --git a/cases/0001/index4.heta b/cases/0001/index4.heta
deleted file mode 100644
index b60062f..0000000
--- a/cases/0001/index4.heta
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
-    Create simple Heta model.
-    Add all available export formats with default file names and default options.
-*/
-// index.heta
-
-// compartment of size 1
-comp1 @Compartment .= 1;
-
-// species with initial concentration 10
-s1 @Species {compartment: comp1} .= 10;
-
-// reaction of s1 degradation
-r1 @Reaction {actors: s1 => } := k1 * s1 * comp1;
-
-// constant of reaction
-k1 @Const = 0.01;
-
-// export format
-#export {format: JSON};
-#export {format: YAML};
-#export {format: DBSolve};
-#export {format: SBML};
-#export {format: Simbio};
-#export {format: Mrgsolve};
-#export {format: Table};
-#export {format: Julia};
-#export {format: Matlab};
-#export {format: Dot};
-#export {format: Summary};
diff --git a/cases/0001/index5.heta b/cases/0001/index5.heta
deleted file mode 100644
index f0fb315..0000000
--- a/cases/0001/index5.heta
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
-    Create simple Heta model.
-    For the same model add as many as possible available export options.
-*/
-// index.heta
-
-// compartment of size 1
-comp1 @Compartment .= 1;
-
-// species with initial concentration 10
-s1 @Species {compartment: comp1} .= 10;
-
-// reaction of s1 degradation
-r1 @Reaction {actors: s1 => } := k1 * s1 * comp1;
-
-// constant of reaction
-k1 @Const = 0.01;
-
-// export format
-// another directory name, long format of units
-#export {format: JSON, filepath: xxx, noUnitsExpr: true};
-// long format of units
-#export {format: YAML, noUnitsExpr: true};
-// use pow(x, y) instead of x^y in the output, group constants by the first tag, use old format of SLV file
-#export {format: DBSolve, powTransform: function, groupConstBy: "tags[0]", version: 25};
-// use Level 3 version 2
-#export {format: SBML, version: L3V2};
-// another directory name for output directory
-#export {format: Simbio, filepath: yyy};
-// another directory name for output directory
-#export {format: Mrgsolve, filepath: zzz};
-// omit 3 rows between header and data, use multiple sheets in the output
-#export {format: Table, omitRows: 3, bookType: xlsx};
-// another directory name for output directory
-#export {format: Julia, filepath: www};
-// another directory name for output directory
-#export {format: Matlab, filepath: qqq};
-// another directory name for output directory
-#export {format: Dot, filepath: ppp};
-// another directory name for output directory
-#export {format: Summary, filepath: ooo};
diff --git a/cases/0002/index0.heta b/cases/0002/index0.heta
index e115b4d..e80b208 100644
--- a/cases/0002/index0.heta
+++ b/cases/0002/index0.heta
@@ -16,6 +16,3 @@ r1 @Reaction {actors: s1 -> p1} := k1 * s1 * comp1;
 
 // reaction constant
 k1 @Const = 0.1;
-
-// export format
-#export {format: SBML};
diff --git a/cases/0002/index1.heta b/cases/0002/index1.heta
index 23877b0..31aeaa4 100644
--- a/cases/0002/index1.heta
+++ b/cases/0002/index1.heta
@@ -16,6 +16,3 @@ r1 @Reaction {actors: s1 -> p1} := Vmax * s1 / (Km + s1) * comp1;
 // reaction constant
 Vmax @Const = 0.1;
 Km @Const = 0.5;
-
-// export format
-#export {format: SBML};
diff --git a/cases/0002/index2.heta b/cases/0002/index2.heta
index c7fa4dc..58fbeb9 100644
--- a/cases/0002/index2.heta
+++ b/cases/0002/index2.heta
@@ -19,6 +19,3 @@ Vmax @Const = 0.1;
 Km_s1 @Const = 0.5;
 Km_p1 @Const = 1.1;
 Keq @Const = 10;
-
-// export format
-#export {format: SBML};
diff --git a/cases/0002/index3.heta b/cases/0002/index3.heta
index ac308bc..f5f2314 100644
--- a/cases/0002/index3.heta
+++ b/cases/0002/index3.heta
@@ -25,6 +25,3 @@ kcat @Const {units: uM/s} = 0.1;
 Km_s1 @Const {units: uM} = 0.5;
 Km_p1 @Const {units: uM} = 1.1;
 Keq @Const {units: UL} = 10;
-
-// export format
-#export {format: SBML};
diff --git a/cases/0002/index4.heta b/cases/0002/index4.heta
index ac86627..b06d3a5 100644
--- a/cases/0002/index4.heta
+++ b/cases/0002/index4.heta
@@ -23,6 +23,3 @@ kcat @Const {units: (1e-6 mole)/litre/second} = 0.1;
 Km_s1 @Const {units: (1e-6 mole)/litre} = 0.5;
 Km_p1 @Const {units: (1e-6 mole)/litre} = 1.1;
 Keq @Const {units: dimensionless} = 10;
-
-// export format
-#export {format: SBML};
diff --git a/cases/0002/index5.heta b/cases/0002/index5.heta
index 8067fc5..520c0d5 100644
--- a/cases/0002/index5.heta
+++ b/cases/0002/index5.heta
@@ -30,6 +30,3 @@ kcat @Const {units: uM/s} = 0.1;
 Km_s1 @Const {units: uM} = 0.5;
 Km_p1 @Const {units: uM} = 1.1;
 Keq @Const {units: UL} = 10;
-
-// export format
-#export {format: SBML};
diff --git a/cases/0003/index0.heta b/cases/0003/index0.heta
index a7f5d3c..ae32c1e 100644
--- a/cases/0003/index0.heta
+++ b/cases/0003/index0.heta
@@ -14,6 +14,3 @@ r1 @Reaction {actors: => m1} := vsyn;
 
 // parameters
 vsyn @Const = 0.1;
-
-// export
-#export {format: SBML};
diff --git a/package-lock.json b/package-lock.json
index 753166c..9da5073 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6,7 +6,8 @@
     "": {
       "dependencies": {
         "glob": "^10.4.1",
-        "heta-compiler": "^0.8.3"
+        "heta-compiler": "^0.8.3",
+        "openai": "^4.51.0"
       }
     },
     "node_modules/@babel/runtime": {
@@ -123,11 +124,50 @@
         "node": ">=14"
       }
     },
+    "node_modules/@types/node": {
+      "version": "18.19.34",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-18.19.34.tgz",
+      "integrity": "sha512-eXF4pfBNV5DAMKGbI02NnDtWrQ40hAN558/2vvS4gMpMIxaf6JmD7YjnZbq0Q9TDSSkKBamime8ewRoomHdt4g==",
+      "dependencies": {
+        "undici-types": "~5.26.4"
+      }
+    },
+    "node_modules/@types/node-fetch": {
+      "version": "2.6.11",
+      "resolved": "https://registry.npmjs.org/@types/node-fetch/-/node-fetch-2.6.11.tgz",
+      "integrity": "sha512-24xFj9R5+rfQJLRyM56qh+wnVSYhyXC2tkoBndtY0U+vubqNsYXGjufB2nn8Q6gt0LrARwL6UBtMCSVCwl4B1g==",
+      "dependencies": {
+        "@types/node": "*",
+        "form-data": "^4.0.0"
+      }
+    },
     "node_modules/a-sync-waterfall": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/a-sync-waterfall/-/a-sync-waterfall-1.0.1.tgz",
       "integrity": "sha512-RYTOHHdWipFUliRFMCS4X2Yn2X8M87V/OpSqWzKKOGhzqyUxzyVmhHDH9sAvG+ZuQf/TAOFsLCpMw09I1ufUnA=="
     },
+    "node_modules/abort-controller": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/abort-controller/-/abort-controller-3.0.0.tgz",
+      "integrity": "sha512-h8lQ8tacZYnR3vNQTgibj+tODHI5/+l06Au2Pcriv/Gmet0eaj4TwWH41sO9wnHDiQsEj19q0drzdWdeAHtweg==",
+      "dependencies": {
+        "event-target-shim": "^5.0.0"
+      },
+      "engines": {
+        "node": ">=6.5"
+      }
+    },
+    "node_modules/agentkeepalive": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/agentkeepalive/-/agentkeepalive-4.5.0.tgz",
+      "integrity": "sha512-5GG/5IbQQpC9FpkRGsSvZI5QYeSCzlJHdpBQntCsuTOxhKD8lqKhrleg2Yi7yvMIf82Ycmmqln9U8V9qwEiJew==",
+      "dependencies": {
+        "humanize-ms": "^1.2.1"
+      },
+      "engines": {
+        "node": ">= 8.0.0"
+      }
+    },
     "node_modules/ajv": {
       "version": "6.12.6",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
@@ -197,6 +237,11 @@
       "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
       "integrity": "sha512-BSHWgDSAiKs50o2Re8ppvp3seVHXSRM44cdSsT9FfNEUUZLOGWVCsiWaRPWM1Znn+mqZ1OfVZ3z3DWEzSp7hRA=="
     },
+    "node_modules/asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
+    },
     "node_modules/balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
@@ -344,6 +389,17 @@
         "node": ">=0.1.90"
       }
     },
+    "node_modules/combined-stream": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+      "dependencies": {
+        "delayed-stream": "~1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
     "node_modules/commander": {
       "version": "11.1.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-11.1.0.tgz",
@@ -393,6 +449,14 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
     "node_modules/eastasianwidth": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/eastasianwidth/-/eastasianwidth-0.2.0.tgz",
@@ -427,6 +491,14 @@
         "node": ">=0.8.0"
       }
     },
+    "node_modules/event-target-shim": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/event-target-shim/-/event-target-shim-5.0.1.tgz",
+      "integrity": "sha512-i/2XbnSz/uxRCU6+NdVJgKWDTM427+MqYbkQzD321DuCQJUqOuJKIA0IM2+W2xtYHdKOmZ4dR6fExsd4SXL+WQ==",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/external-editor": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/external-editor/-/external-editor-3.1.0.tgz",
@@ -490,6 +562,44 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
+    "node_modules/form-data": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
+      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
+      "dependencies": {
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.8",
+        "mime-types": "^2.1.12"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
+    "node_modules/form-data-encoder": {
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/form-data-encoder/-/form-data-encoder-1.7.2.tgz",
+      "integrity": "sha512-qfqtYan3rxrnCk1VYaA4H+Ms9xdpPqvLZa6xmMgFvhO32x7/3J/ExcTd6qpxM0vH2GdMI+poehyBZvqfMTto8A=="
+    },
+    "node_modules/formdata-node": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/formdata-node/-/formdata-node-4.4.1.tgz",
+      "integrity": "sha512-0iirZp3uVDjVGt9p49aTaqjk84TrglENEDuqfdlZQ1roC9CWlPk6Avf8EEnZNcAqPonwkG35x4n3ww/1THYAeQ==",
+      "dependencies": {
+        "node-domexception": "1.0.0",
+        "web-streams-polyfill": "4.0.0-beta.3"
+      },
+      "engines": {
+        "node": ">= 12.20"
+      }
+    },
+    "node_modules/formdata-node/node_modules/web-streams-polyfill": {
+      "version": "4.0.0-beta.3",
+      "resolved": "https://registry.npmjs.org/web-streams-polyfill/-/web-streams-polyfill-4.0.0-beta.3.tgz",
+      "integrity": "sha512-QW95TCTaHmsYfHDybGMwO5IJIM93I/6vTRk+daHTWFPhwh+C8Cg7j7XyKrwrj8Ib6vYXe0ocYNrmzY4xAAN6ug==",
+      "engines": {
+        "node": ">= 14"
+      }
+    },
     "node_modules/fraction.js": {
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.3.4.tgz",
@@ -600,6 +710,14 @@
         "node": ">=12.0.0"
       }
     },
+    "node_modules/humanize-ms": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/humanize-ms/-/humanize-ms-1.2.1.tgz",
+      "integrity": "sha512-Fl70vYtsAFb/C06PTS9dZBo7ihau+Tu/DNCk/OyHhea07S+aeMWpFFkUaXRa8fI+ScZbEI8dfSxwY7gxZ9SAVQ==",
+      "dependencies": {
+        "ms": "^2.0.0"
+      }
+    },
     "node_modules/iconv-lite": {
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
@@ -827,6 +945,25 @@
       "resolved": "https://registry.npmjs.org/mdurl/-/mdurl-1.0.1.tgz",
       "integrity": "sha512-/sKlQJCBYVY9Ers9hqzKou4H6V5UWc/M59TH2dvkt+84itfnq7uFOMLpOiOS4ujvHP4etln18fmIxA5R5fll0g=="
     },
+    "node_modules/mime-db": {
+      "version": "1.52.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==",
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
+    "node_modules/mime-types": {
+      "version": "2.1.35",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+      "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
+      "dependencies": {
+        "mime-db": "1.52.0"
+      },
+      "engines": {
+        "node": ">= 0.6"
+      }
+    },
     "node_modules/mimic-fn": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.1.0.tgz",
@@ -857,11 +994,34 @@
         "node": ">=16 || 14 >=14.17"
       }
     },
+    "node_modules/ms": {
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+      "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+    },
     "node_modules/mute-stream": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.8.tgz",
       "integrity": "sha512-nnbWWOkoWyUsTjKrhgD0dcz22mdkSnpYqbEjIm2nhwhuxlSkpywJmBo8h0ZqJdkp73mb90SssHkN4rsRaBAfAA=="
     },
+    "node_modules/node-domexception": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/node-domexception/-/node-domexception-1.0.0.tgz",
+      "integrity": "sha512-/jKZoMpw0F8GRwl4/eLROPA3cfcXtLApP0QzLmUT/HuPCZWyB7IY9ZrMeKw2O/nFIqPQB3PVM9aYm0F312AXDQ==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/jimmywarting"
+        },
+        {
+          "type": "github",
+          "url": "https://paypal.me/jimmywarting"
+        }
+      ],
+      "engines": {
+        "node": ">=10.5.0"
+      }
+    },
     "node_modules/node-fetch": {
       "version": "2.7.0",
       "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
@@ -927,6 +1087,24 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/openai": {
+      "version": "4.51.0",
+      "resolved": "https://registry.npmjs.org/openai/-/openai-4.51.0.tgz",
+      "integrity": "sha512-UKuWc3/qQyklqhHM8CbdXCv0Z0obap6T0ECdcO5oATQxAbKE5Ky3YCXFQY207z+eGG6ez4U9wvAcuMygxhmStg==",
+      "dependencies": {
+        "@types/node": "^18.11.18",
+        "@types/node-fetch": "^2.6.4",
+        "abort-controller": "^3.0.0",
+        "agentkeepalive": "^4.2.1",
+        "form-data-encoder": "1.7.2",
+        "formdata-node": "^4.3.2",
+        "node-fetch": "^2.6.7",
+        "web-streams-polyfill": "^3.2.1"
+      },
+      "bin": {
+        "openai": "bin/cli"
+      }
+    },
     "node_modules/ora": {
       "version": "5.4.1",
       "resolved": "https://registry.npmjs.org/ora/-/ora-5.4.1.tgz",
@@ -1243,6 +1421,11 @@
       "resolved": "https://registry.npmjs.org/uc.micro/-/uc.micro-1.0.6.tgz",
       "integrity": "sha512-8Y75pvTYkLJW2hWQHXxoqRgV7qb9B+9vFEtidML+7koHUFapnVJAZ6cKs+Qjz5Aw3aZWHMC6u0wJE3At+nSGwA=="
     },
+    "node_modules/undici-types": {
+      "version": "5.26.5",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
+      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA=="
+    },
     "node_modules/universalify": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.1.tgz",
@@ -1272,6 +1455,14 @@
         "defaults": "^1.0.3"
       }
     },
+    "node_modules/web-streams-polyfill": {
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/web-streams-polyfill/-/web-streams-polyfill-3.3.3.tgz",
+      "integrity": "sha512-d2JWLCivmZYTSIoge9MsgFCZrt571BikcWGYkjC1khllbTeDlGqZ2D8vD8E/lJa8WGWbb7Plm8/XJYV7IJHZZw==",
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/webidl-conversions": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
@@ -1432,11 +1623,44 @@
       "integrity": "sha512-+1VkjdD0QBLPodGrJUeqarH8VAIvQODIbwh9XpP5Syisf7YoQgsJKPNFoqqLQlu+VQ/tVSshMR6loPMn8U+dPg==",
       "optional": true
     },
+    "@types/node": {
+      "version": "18.19.34",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-18.19.34.tgz",
+      "integrity": "sha512-eXF4pfBNV5DAMKGbI02NnDtWrQ40hAN558/2vvS4gMpMIxaf6JmD7YjnZbq0Q9TDSSkKBamime8ewRoomHdt4g==",
+      "requires": {
+        "undici-types": "~5.26.4"
+      }
+    },
+    "@types/node-fetch": {
+      "version": "2.6.11",
+      "resolved": "https://registry.npmjs.org/@types/node-fetch/-/node-fetch-2.6.11.tgz",
+      "integrity": "sha512-24xFj9R5+rfQJLRyM56qh+wnVSYhyXC2tkoBndtY0U+vubqNsYXGjufB2nn8Q6gt0LrARwL6UBtMCSVCwl4B1g==",
+      "requires": {
+        "@types/node": "*",
+        "form-data": "^4.0.0"
+      }
+    },
     "a-sync-waterfall": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/a-sync-waterfall/-/a-sync-waterfall-1.0.1.tgz",
       "integrity": "sha512-RYTOHHdWipFUliRFMCS4X2Yn2X8M87V/OpSqWzKKOGhzqyUxzyVmhHDH9sAvG+ZuQf/TAOFsLCpMw09I1ufUnA=="
     },
+    "abort-controller": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/abort-controller/-/abort-controller-3.0.0.tgz",
+      "integrity": "sha512-h8lQ8tacZYnR3vNQTgibj+tODHI5/+l06Au2Pcriv/Gmet0eaj4TwWH41sO9wnHDiQsEj19q0drzdWdeAHtweg==",
+      "requires": {
+        "event-target-shim": "^5.0.0"
+      }
+    },
+    "agentkeepalive": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/agentkeepalive/-/agentkeepalive-4.5.0.tgz",
+      "integrity": "sha512-5GG/5IbQQpC9FpkRGsSvZI5QYeSCzlJHdpBQntCsuTOxhKD8lqKhrleg2Yi7yvMIf82Ycmmqln9U8V9qwEiJew==",
+      "requires": {
+        "humanize-ms": "^1.2.1"
+      }
+    },
     "ajv": {
       "version": "6.12.6",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
@@ -1485,6 +1709,11 @@
       "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
       "integrity": "sha512-BSHWgDSAiKs50o2Re8ppvp3seVHXSRM44cdSsT9FfNEUUZLOGWVCsiWaRPWM1Znn+mqZ1OfVZ3z3DWEzSp7hRA=="
     },
+    "asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
+    },
     "balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
@@ -1577,6 +1806,14 @@
       "resolved": "https://registry.npmjs.org/colors/-/colors-1.4.0.tgz",
       "integrity": "sha512-a+UqTh4kgZg/SlGvfbzDHpgRu7AAQOmmqRHJnxhRZICKFUT91brVhNNt58CMWU9PsBbv3PDCZUHbVxuDiH2mtA=="
     },
+    "combined-stream": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+      "requires": {
+        "delayed-stream": "~1.0.0"
+      }
+    },
     "commander": {
       "version": "11.1.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-11.1.0.tgz",
@@ -1610,6 +1847,11 @@
         "clone": "^1.0.2"
       }
     },
+    "delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ=="
+    },
     "eastasianwidth": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/eastasianwidth/-/eastasianwidth-0.2.0.tgz",
@@ -1635,6 +1877,11 @@
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
       "integrity": "sha512-vbRorB5FUQWvla16U8R/qgaFIya2qGzwDrNmCZuYKrbdSUMG6I1ZCGQRefkRVhuOkIGVne7BQ35DSfo1qvJqFg=="
     },
+    "event-target-shim": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/event-target-shim/-/event-target-shim-5.0.1.tgz",
+      "integrity": "sha512-i/2XbnSz/uxRCU6+NdVJgKWDTM427+MqYbkQzD321DuCQJUqOuJKIA0IM2+W2xtYHdKOmZ4dR6fExsd4SXL+WQ=="
+    },
     "external-editor": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/external-editor/-/external-editor-3.1.0.tgz",
@@ -1679,6 +1926,37 @@
         }
       }
     },
+    "form-data": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
+      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
+      "requires": {
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.8",
+        "mime-types": "^2.1.12"
+      }
+    },
+    "form-data-encoder": {
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/form-data-encoder/-/form-data-encoder-1.7.2.tgz",
+      "integrity": "sha512-qfqtYan3rxrnCk1VYaA4H+Ms9xdpPqvLZa6xmMgFvhO32x7/3J/ExcTd6qpxM0vH2GdMI+poehyBZvqfMTto8A=="
+    },
+    "formdata-node": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/formdata-node/-/formdata-node-4.4.1.tgz",
+      "integrity": "sha512-0iirZp3uVDjVGt9p49aTaqjk84TrglENEDuqfdlZQ1roC9CWlPk6Avf8EEnZNcAqPonwkG35x4n3ww/1THYAeQ==",
+      "requires": {
+        "node-domexception": "1.0.0",
+        "web-streams-polyfill": "4.0.0-beta.3"
+      },
+      "dependencies": {
+        "web-streams-polyfill": {
+          "version": "4.0.0-beta.3",
+          "resolved": "https://registry.npmjs.org/web-streams-polyfill/-/web-streams-polyfill-4.0.0-beta.3.tgz",
+          "integrity": "sha512-QW95TCTaHmsYfHDybGMwO5IJIM93I/6vTRk+daHTWFPhwh+C8Cg7j7XyKrwrj8Ib6vYXe0ocYNrmzY4xAAN6ug=="
+        }
+      }
+    },
     "fraction.js": {
       "version": "4.3.4",
       "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.3.4.tgz",
@@ -1751,6 +2029,14 @@
         "pegjs": "^0.10.0"
       }
     },
+    "humanize-ms": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/humanize-ms/-/humanize-ms-1.2.1.tgz",
+      "integrity": "sha512-Fl70vYtsAFb/C06PTS9dZBo7ihau+Tu/DNCk/OyHhea07S+aeMWpFFkUaXRa8fI+ScZbEI8dfSxwY7gxZ9SAVQ==",
+      "requires": {
+        "ms": "^2.0.0"
+      }
+    },
     "iconv-lite": {
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
@@ -1913,6 +2199,19 @@
       "resolved": "https://registry.npmjs.org/mdurl/-/mdurl-1.0.1.tgz",
       "integrity": "sha512-/sKlQJCBYVY9Ers9hqzKou4H6V5UWc/M59TH2dvkt+84itfnq7uFOMLpOiOS4ujvHP4etln18fmIxA5R5fll0g=="
     },
+    "mime-db": {
+      "version": "1.52.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz",
+      "integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg=="
+    },
+    "mime-types": {
+      "version": "2.1.35",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz",
+      "integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==",
+      "requires": {
+        "mime-db": "1.52.0"
+      }
+    },
     "mimic-fn": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.1.0.tgz",
@@ -1931,11 +2230,21 @@
       "resolved": "https://registry.npmjs.org/minipass/-/minipass-7.1.2.tgz",
       "integrity": "sha512-qOOzS1cBTWYF4BH8fVePDBOO9iptMnGUEZwNc/cMWnTV2nVLZ7VoNWEPHkYczZA0pdoA7dl6e7FL659nX9S2aw=="
     },
+    "ms": {
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+      "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+    },
     "mute-stream": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.8.tgz",
       "integrity": "sha512-nnbWWOkoWyUsTjKrhgD0dcz22mdkSnpYqbEjIm2nhwhuxlSkpywJmBo8h0ZqJdkp73mb90SssHkN4rsRaBAfAA=="
     },
+    "node-domexception": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/node-domexception/-/node-domexception-1.0.0.tgz",
+      "integrity": "sha512-/jKZoMpw0F8GRwl4/eLROPA3cfcXtLApP0QzLmUT/HuPCZWyB7IY9ZrMeKw2O/nFIqPQB3PVM9aYm0F312AXDQ=="
+    },
     "node-fetch": {
       "version": "2.7.0",
       "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
@@ -1969,6 +2278,21 @@
         "mimic-fn": "^2.1.0"
       }
     },
+    "openai": {
+      "version": "4.51.0",
+      "resolved": "https://registry.npmjs.org/openai/-/openai-4.51.0.tgz",
+      "integrity": "sha512-UKuWc3/qQyklqhHM8CbdXCv0Z0obap6T0ECdcO5oATQxAbKE5Ky3YCXFQY207z+eGG6ez4U9wvAcuMygxhmStg==",
+      "requires": {
+        "@types/node": "^18.11.18",
+        "@types/node-fetch": "^2.6.4",
+        "abort-controller": "^3.0.0",
+        "agentkeepalive": "^4.2.1",
+        "form-data-encoder": "1.7.2",
+        "formdata-node": "^4.3.2",
+        "node-fetch": "^2.6.7",
+        "web-streams-polyfill": "^3.2.1"
+      }
+    },
     "ora": {
       "version": "5.4.1",
       "resolved": "https://registry.npmjs.org/ora/-/ora-5.4.1.tgz",
@@ -2194,6 +2518,11 @@
       "resolved": "https://registry.npmjs.org/uc.micro/-/uc.micro-1.0.6.tgz",
       "integrity": "sha512-8Y75pvTYkLJW2hWQHXxoqRgV7qb9B+9vFEtidML+7koHUFapnVJAZ6cKs+Qjz5Aw3aZWHMC6u0wJE3At+nSGwA=="
     },
+    "undici-types": {
+      "version": "5.26.5",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
+      "integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA=="
+    },
     "universalify": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.1.tgz",
@@ -2220,6 +2549,11 @@
         "defaults": "^1.0.3"
       }
     },
+    "web-streams-polyfill": {
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/web-streams-polyfill/-/web-streams-polyfill-3.3.3.tgz",
+      "integrity": "sha512-d2JWLCivmZYTSIoge9MsgFCZrt571BikcWGYkjC1khllbTeDlGqZ2D8vD8E/lJa8WGWbb7Plm8/XJYV7IJHZZw=="
+    },
     "webidl-conversions": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
diff --git a/package.json b/package.json
index 2bdf88f..985ed7e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,7 @@
 {
   "dependencies": {
     "glob": "^10.4.1",
-    "heta-compiler": "^0.8.3"
+    "heta-compiler": "^0.8.3",
+    "openai": "^4.51.0"
   }
 }
diff --git a/test/sbml-cases.js b/test/sbml-cases.js
new file mode 100644
index 0000000..3555ed3
--- /dev/null
+++ b/test/sbml-cases.js
@@ -0,0 +1,25 @@
+// project level KEYS 
+// my-service-account openai-test
+// setx OPENAI_API_KEY "sk-my-service-account-I1zZPhGR2Byyk4fYHeS8T3BlbkFJ1ccT1hCLQqLBnX1xKb51"
+
+const { OpenAI } = require('openai');
+
+const openai = new OpenAI({
+    organization: "org-V73x0GwuiyLqNseJ9DOyGMjy",
+    project: "proj_tSNHinT8kJJl8LMqqG8X7HQp",
+    apiKey: "sk-my-service-account-I1zZPhGR2Byyk4fYHeS8T3BlbkFJ1ccT1hCLQqLBnX1xKb51"
+});
+
+async function main() {
+    const completion = await openai.completions.create({
+        model: 'ft:davinci-002:personal:siple-heta:9alRfxFv', // davinci-002, gpt-3.5-turbo-instruct, babbage-002, ft:davinci-002:personal:sbml-heta:9ZOUT9dV
+        //prompt: "What is the capital of the United Kingdom?",
+        prompt: `Create Heta model with stoichiometry 1A + 2D <=> 3C + 4F. No export.`,
+        max_tokens: 1024,
+        temperature: 0.1,
+    });
+    console.log(completion.choices[0].text);
+}
+main();
+
+//console.log(openai);
\ No newline at end of file