diff --git a/json_schemas/story.schema.yaml b/json_schemas/story.schema.yaml
new file mode 100644
index 000000000..1b5a16800
--- /dev/null
+++ b/json_schemas/story.schema.yaml
@@ -0,0 +1,138 @@
+$schema: http://json-schema.org/draft-07/schema#
+
+type: object
+properties:
+  $schema:
+    type: string
+  skipped:
+    type: boolean
+    description: If true, the story will be skipped.
+    default: false
+  description:
+    type: string
+  prologues:
+    type: array
+    items:
+      $ref: '#/definitions/SupplementalChapter'
+  epilogues:
+    type: array
+    items:
+      $ref: '#/definitions/SupplementalChapter'
+  chapters:
+    type: array
+    items:
+      $ref: '#/definitions/Chapter'
+    minItems: 1
+required: [ description, chapters, prologues, epilogues]
+additionalProperties: false
+
+definitions:
+  Chapter:
+    type: object
+    allOf:
+      - $ref: '#/definitions/ChapterRequest'
+      - properties:
+          synopsis:
+            type: string
+            description: A brief description of the chapter.
+          response:
+            $ref: '#/definitions/ExpectedResponse'
+        required: [ synopsis ]
+        additionalProperties: false
+
+  ReadChapter:
+    allOf:
+      - $ref: '#/definitions/Chapter'
+      - type: object
+        properties:
+          response:
+            $ref: '#/definitions/ActualResponse'
+        required: [ response ]
+        additionalProperties: false
+
+  SupplementalChapter:
+    allOf:
+      - $ref: '#/definitions/ChapterRequest'
+      - type: object
+        properties:
+          ignore_errors:
+            description: If true, treat all non-2XX responses as successful.
+            type: boolean
+            default: false
+
+  ChapterRequest:
+    type: object
+    properties:
+      path:
+        type: string
+      method:
+        type: string
+        enum: [ GET, PUT, POST, DELETE, PATCH, HEAD, OPTIONS ]
+      parameters:
+        type: object
+        additionalProperties:
+          $ref: '#/definitions/Parameter'
+      requestBody:
+        $ref: '#/definitions/RequestBody'
+    required: [ path, method ]
+    additionalProperties: false
+
+
+  RequestBody:
+    type: object
+    properties:
+      content_type:
+        type: string
+      payload:
+        $ref: '#/definitions/Payload'
+    required: [ content_type, payload ]
+    additionalProperties: false
+
+  ExpectedResponse:
+    type: object
+    properties:
+      status:
+        type: integer
+        description: The expected HTTP status code. Default to 200.
+        default: 200
+      content_type:
+        type: string
+      payload:
+        $ref: '#/definitions/Payload'
+    required: [ status ]
+    additionalProperties: false
+
+  ActualResponse:
+    type: object
+    properties:
+      status:
+        type: integer
+      content_type:
+        type: string
+      payload:
+        $ref: '#/definitions/Payload'
+      message:
+        type: string
+        description: Error message for non 2XX responses.
+    required: [ status, content_type, payload ]
+    additionalProperties: false
+
+  Payload:
+    anyOf:
+      - type: object
+      - type: array
+      - type: string
+      - type: number
+      - type: boolean
+
+  Parameter:
+    anyOf:
+      - type: array
+        items:
+          oneOf:
+            - type: string
+            - type: number
+            - type: boolean
+      - type: string
+      - type: number
+      - type: boolean
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 14f2fc54d..776371188 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,6 +15,7 @@
         "@types/node": "^20.10.3",
         "ajv": "^8.13.0",
         "ajv-formats": "^3.0.1",
+        "axios": "^1.6.8",
         "commander": "^12.0.0",
         "lodash": "^4.17.21",
         "ts-node": "^10.9.1",
@@ -33,6 +34,7 @@
         "eslint-plugin-promise": "^6.1.1",
         "globals": "^15.0.0",
         "jest": "^29.7.0",
+        "json-schema-to-typescript": "^14.0.4",
         "ts-jest": "^29.1.2"
       }
     },
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       "dev": true
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+      "resolved": "https://registry.npmjs.org/@isaacs/cliui/-/cliui-8.0.2.tgz",
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+      "dev": true,
+      "dependencies": {
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+        "string-width-cjs": "npm:string-width@^4.2.0",
+        "strip-ansi": "^7.0.1",
+        "strip-ansi-cjs": "npm:strip-ansi@^6.0.1",
+        "wrap-ansi": "^8.1.0",
+        "wrap-ansi-cjs": "npm:wrap-ansi@^7.0.0"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/@isaacs/cliui/node_modules/ansi-regex": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-6.0.1.tgz",
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+      "dev": true,
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/ansi-regex?sponsor=1"
+      }
+    },
+    "node_modules/@isaacs/cliui/node_modules/ansi-styles": {
+      "version": "6.2.1",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-6.2.1.tgz",
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+      "dev": true,
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+    "node_modules/@isaacs/cliui/node_modules/emoji-regex": {
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+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-9.2.2.tgz",
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+      "dev": true
+    },
+    "node_modules/@isaacs/cliui/node_modules/string-width": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-5.1.2.tgz",
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+      "dev": true,
+      "dependencies": {
+        "eastasianwidth": "^0.2.0",
+        "emoji-regex": "^9.2.2",
+        "strip-ansi": "^7.0.1"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/@isaacs/cliui/node_modules/strip-ansi": {
+      "version": "7.1.0",
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+      "dev": true,
+      "dependencies": {
+        "ansi-regex": "^6.0.1"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/strip-ansi?sponsor=1"
+      }
+    },
+    "node_modules/@isaacs/cliui/node_modules/wrap-ansi": {
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-8.1.0.tgz",
+      "integrity": "sha512-si7QWI6zUMq56bESFvagtmzMdGOtoxfR+Sez11Mobfc7tm+VkUckk9bW2UeffTGVUbOksxmSw0AA2gs8g71NCQ==",
+      "dev": true,
+      "dependencies": {
+        "ansi-styles": "^6.1.0",
+        "string-width": "^5.0.1",
+        "strip-ansi": "^7.0.1"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
+      }
+    },
     "node_modules/@istanbuljs/load-nyc-config": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/@istanbuljs/load-nyc-config/-/load-nyc-config-1.1.0.tgz",
@@ -1287,6 +1385,16 @@
         "node": ">= 8"
       }
     },
+    "node_modules/@pkgjs/parseargs": {
+      "version": "0.11.0",
+      "resolved": "https://registry.npmjs.org/@pkgjs/parseargs/-/parseargs-0.11.0.tgz",
+      "integrity": "sha512-+1VkjdD0QBLPodGrJUeqarH8VAIvQODIbwh9XpP5Syisf7YoQgsJKPNFoqqLQlu+VQ/tVSshMR6loPMn8U+dPg==",
+      "dev": true,
+      "optional": true,
+      "engines": {
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+      }
+    },
     "node_modules/@sinclair/typebox": {
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       "resolved": "https://registry.npmjs.org/@sinclair/typebox/-/typebox-0.27.8.tgz",
@@ -1428,9 +1536,9 @@
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-      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.14.202.tgz",
-      "integrity": "sha512-OvlIYQK9tNneDlS0VN54LLd5uiPCBOp7gS5Z0f1mjoJYBrtStzgmJBxONW3U6OZqdtNzZPmn9BS/7WI7BFFcFQ=="
+      "version": "4.17.1",
+      "resolved": "https://registry.npmjs.org/@types/lodash/-/lodash-4.17.1.tgz",
+      "integrity": "sha512-X+2qazGS3jxLAIz5JDXDzglAF3KpijdhFxlf/V1+hEsOUc+HnWi81L/uv/EvGuV90WY+7mPGFCUDGfQC3Gj95Q=="
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       "version": "20.11.20",
@@ -1897,6 +2005,12 @@
         "url": "https://github.com/chalk/ansi-styles?sponsor=1"
       }
     },
+    "node_modules/any-promise": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/any-promise/-/any-promise-1.3.0.tgz",
+      "integrity": "sha512-7UvmKalWRt1wgjL1RrGxoSJW/0QZFIegpeGvZG9kjp8vrRu55XTHbwnqq2GpXm9uLbcuhxm3IqX9OB4MZR1b2A==",
+      "dev": true
+    },
     "node_modules/anymatch": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.3.tgz",
@@ -2046,6 +2160,11 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "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/available-typed-arrays": {
       "version": "1.0.7",
       "resolved": "https://registry.npmjs.org/available-typed-arrays/-/available-typed-arrays-1.0.7.tgz",
@@ -2061,6 +2180,16 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/axios": {
+      "version": "1.6.8",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.8.tgz",
+      "integrity": "sha512-v/ZHtJDU39mDpyBoFVkETcd/uNdxrWRrg3bKpOKzXFA6Bvqopts6ALSMU3y6ijYxbw2B+wPrIv46egTzJXCLGQ==",
+      "dependencies": {
+        "follow-redirects": "^1.15.6",
+        "form-data": "^4.0.0",
+        "proxy-from-env": "^1.1.0"
+      }
+    },
     "node_modules/babel-jest": {
       "version": "29.7.0",
       "resolved": "https://registry.npmjs.org/babel-jest/-/babel-jest-29.7.0.tgz",
@@ -2417,6 +2546,22 @@
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       "dev": true
     },
+    "node_modules/cli-color": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/cli-color/-/cli-color-2.0.4.tgz",
+      "integrity": "sha512-zlnpg0jNcibNrO7GG9IeHH7maWFeCz+Ja1wx/7tZNU5ASSSSZ+/qZciM0/LHCYxSdqv5h2sdbQ/PXYdOuetXvA==",
+      "dev": true,
+      "dependencies": {
+        "d": "^1.0.1",
+        "es5-ext": "^0.10.64",
+        "es6-iterator": "^2.0.3",
+        "memoizee": "^0.4.15",
+        "timers-ext": "^0.1.7"
+      },
+      "engines": {
+        "node": ">=0.10"
+      }
+    },
     "node_modules/cliui": {
       "version": "8.0.1",
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-8.0.1.tgz",
@@ -2465,6 +2610,17 @@
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       "dev": true
     },
+    "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": "12.0.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-12.0.0.tgz",
@@ -2525,6 +2681,28 @@
         "node": ">= 8"
       }
     },
+    "node_modules/d": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/d/-/d-1.0.2.tgz",
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+      "dev": true,
+      "dependencies": {
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+        "type": "^2.7.2"
+      },
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+      }
+    },
+    "node_modules/data-uri-to-buffer": {
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+      "resolved": "https://registry.npmjs.org/data-uri-to-buffer/-/data-uri-to-buffer-4.0.1.tgz",
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+      "dev": true,
+      "engines": {
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@@ -2656,6 +2834,14 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
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@@ -2706,6 +2892,12 @@
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+    "node_modules/eastasianwidth": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/eastasianwidth/-/eastasianwidth-0.2.0.tgz",
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+      "dev": true
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@@ -2872,6 +3064,58 @@
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       }
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+    "node_modules/es5-ext": {
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+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.64.tgz",
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+      "dev": true,
+      "hasInstallScript": true,
+      "dependencies": {
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+        "es6-symbol": "^3.1.3",
+        "esniff": "^2.0.1",
+        "next-tick": "^1.1.0"
+      },
+      "engines": {
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+    "node_modules/es6-iterator": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/es6-iterator/-/es6-iterator-2.0.3.tgz",
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+      "dev": true,
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+      "dev": true,
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+        "ext": "^1.7.0"
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+    "node_modules/es6-weak-map": {
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+      "resolved": "https://registry.npmjs.org/es6-weak-map/-/es6-weak-map-2.0.3.tgz",
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+      "dev": true,
+      "dependencies": {
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+        "es6-iterator": "^2.0.3",
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     "node_modules/escalade": {
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@@ -3461,6 +3705,21 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/esniff": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/esniff/-/esniff-2.0.1.tgz",
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+      "dev": true,
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@@ -3544,6 +3803,16 @@
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+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+      "integrity": "sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==",
+      "dev": true,
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/object-inspect": {
       "version": "1.13.1",
       "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.1.tgz",
@@ -5717,6 +6353,31 @@
       "integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==",
       "dev": true
     },
+    "node_modules/path-scurry": {
+      "version": "1.11.1",
+      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-1.11.1.tgz",
+      "integrity": "sha512-Xa4Nw17FS9ApQFJ9umLiJS4orGjm7ZzwUrwamcGQuHSzDyth9boKDaycYdDcZDuqYATXw4HFXgaqWTctW/v1HA==",
+      "dev": true,
+      "dependencies": {
+        "lru-cache": "^10.2.0",
+        "minipass": "^5.0.0 || ^6.0.2 || ^7.0.0"
+      },
+      "engines": {
+        "node": ">=16 || 14 >=14.18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/path-scurry/node_modules/lru-cache": {
+      "version": "10.2.2",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-10.2.2.tgz",
+      "integrity": "sha512-9hp3Vp2/hFQUiIwKo8XCeFVnrg8Pk3TYNPIR7tJADKi5YfcF7vEaK7avFHTlSy3kOKYaJQaalfEo6YuXdceBOQ==",
+      "dev": true,
+      "engines": {
+        "node": "14 || >=16.14"
+      }
+    },
     "node_modules/path-type": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/path-type/-/path-type-4.0.0.tgz",
@@ -5783,6 +6444,21 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/prettier": {
+      "version": "3.2.5",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.2.5.tgz",
+      "integrity": "sha512-3/GWa9aOC0YeD7LUfvOG2NiDyhOWRvt1k+rcKhOuYnMY24iiCphgneUfJDyFXd6rZCAnuLBv6UeAULtrhT/F4A==",
+      "dev": true,
+      "bin": {
+        "prettier": "bin/prettier.cjs"
+      },
+      "engines": {
+        "node": ">=14"
+      },
+      "funding": {
+        "url": "https://github.com/prettier/prettier?sponsor=1"
+      }
+    },
     "node_modules/pretty-format": {
       "version": "29.7.0",
       "resolved": "https://registry.npmjs.org/pretty-format/-/pretty-format-29.7.0.tgz",
@@ -5822,6 +6498,11 @@
         "node": ">= 6"
       }
     },
+    "node_modules/proxy-from-env": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+      "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg=="
+    },
     "node_modules/punycode": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
@@ -6210,6 +6891,21 @@
         "node": ">=8"
       }
     },
+    "node_modules/string-width-cjs": {
+      "name": "string-width",
+      "version": "4.2.3",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.3.tgz",
+      "integrity": "sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==",
+      "dev": true,
+      "dependencies": {
+        "emoji-regex": "^8.0.0",
+        "is-fullwidth-code-point": "^3.0.0",
+        "strip-ansi": "^6.0.1"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/string.prototype.trim": {
       "version": "1.2.9",
       "resolved": "https://registry.npmjs.org/string.prototype.trim/-/string.prototype.trim-1.2.9.tgz",
@@ -6271,6 +6967,19 @@
         "node": ">=8"
       }
     },
+    "node_modules/strip-ansi-cjs": {
+      "name": "strip-ansi",
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.1.tgz",
+      "integrity": "sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==",
+      "dev": true,
+      "dependencies": {
+        "ansi-regex": "^5.0.1"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/strip-bom": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-4.0.0.tgz",
@@ -6345,6 +7054,37 @@
       "integrity": "sha512-N+8UisAXDGk8PFXP4HAzVR9nbfmVJ3zYLAWiTIoqC5v5isinhr+r5uaO8+7r3BMfuNIufIsA7RdpVgacC2cSpw==",
       "dev": true
     },
+    "node_modules/thenify": {
+      "version": "3.3.1",
+      "resolved": "https://registry.npmjs.org/thenify/-/thenify-3.3.1.tgz",
+      "integrity": "sha512-RVZSIV5IG10Hk3enotrhvz0T9em6cyHBLkH/YAZuKqd8hRkKhSfCGIcP2KUY0EPxndzANBmNllzWPwak+bheSw==",
+      "dev": true,
+      "dependencies": {
+        "any-promise": "^1.0.0"
+      }
+    },
+    "node_modules/thenify-all": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/thenify-all/-/thenify-all-1.6.0.tgz",
+      "integrity": "sha512-RNxQH/qI8/t3thXJDwcstUO4zeqo64+Uy/+sNVRBx4Xn2OX+OZ9oP+iJnNFqplFra2ZUVeKCSa2oVWi3T4uVmA==",
+      "dev": true,
+      "dependencies": {
+        "thenify": ">= 3.1.0 < 4"
+      },
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
+    "node_modules/timers-ext": {
+      "version": "0.1.7",
+      "resolved": "https://registry.npmjs.org/timers-ext/-/timers-ext-0.1.7.tgz",
+      "integrity": "sha512-b85NUNzTSdodShTIbky6ZF02e8STtVVfD+fu4aXXShEELpozH+bCpJLYMPZbsABN2wDH7fJpqIoXxJpzbf0NqQ==",
+      "dev": true,
+      "dependencies": {
+        "es5-ext": "~0.10.46",
+        "next-tick": "1"
+      }
+    },
     "node_modules/tmpl": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/tmpl/-/tmpl-1.0.5.tgz",
@@ -6535,6 +7275,12 @@
         "node": ">=4"
       }
     },
+    "node_modules/type": {
+      "version": "2.7.2",
+      "resolved": "https://registry.npmjs.org/type/-/type-2.7.2.tgz",
+      "integrity": "sha512-dzlvlNlt6AXU7EBSfpAscydQ7gXB+pPGsPnfJnZpiNJBDj7IaJzQlBZYGdEi4R9HmPdBv2XmWJ6YUtoTa7lmCw==",
+      "dev": true
+    },
     "node_modules/type-check": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz",
@@ -6739,6 +7485,15 @@
         "makeerror": "1.0.12"
       }
     },
+    "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==",
+      "dev": true,
+      "engines": {
+        "node": ">= 8"
+      }
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -6806,6 +7561,24 @@
         "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
       }
     },
+    "node_modules/wrap-ansi-cjs": {
+      "name": "wrap-ansi",
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
+      "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
+      "dev": true,
+      "dependencies": {
+        "ansi-styles": "^4.0.0",
+        "string-width": "^4.1.0",
+        "strip-ansi": "^6.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
+      }
+    },
     "node_modules/wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
diff --git a/package.json b/package.json
index 0aab88335..37494f262 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,8 @@
     "lint:spec": "ts-node tools/src/linter/lint.ts",
     "lint": "eslint .",
     "lint--fix": "eslint . --fix",
-    "test": "jest"
+    "test": "jest",
+    "test:spec": "ts-node tools/src/tester/start.ts"
   },
   "dependencies": {
     "@apidevtools/swagger-parser": "^10.1.0",
@@ -18,6 +19,7 @@
     "@types/node": "^20.10.3",
     "ajv": "^8.13.0",
     "ajv-formats": "^3.0.1",
+    "axios": "^1.6.8",
     "commander": "^12.0.0",
     "lodash": "^4.17.21",
     "ts-node": "^10.9.1",
@@ -36,6 +38,7 @@
     "eslint-plugin-promise": "^6.1.1",
     "globals": "^15.0.0",
     "jest": "^29.7.0",
+    "json-schema-to-typescript": "^14.0.4",
     "ts-jest": "^29.1.2"
   }
 }
diff --git a/tests/index_lifecycle.yaml b/tests/index_lifecycle.yaml
new file mode 100644
index 000000000..7ea42963a
--- /dev/null
+++ b/tests/index_lifecycle.yaml
@@ -0,0 +1,85 @@
+$schema: ../../json_schemas/story.schema.yaml
+
+description: This story tests all endpoints relevant the lifecycle of an index, from creation to deletion.
+prologues: []
+epilogues:
+  - path: /books,movies,games
+    method: DELETE
+    ignore_errors: false
+chapters:
+  - synopsis: Create an index named `books` with mappings and settings.
+    path: /{index}
+    method: PUT
+    parameters:
+      index: books
+    requestBody:
+      content_type: application/json
+      payload:
+        mappings:
+          properties:
+            name:
+              type: keyword
+            age:
+              type: integer
+        settings:
+          number_of_shards: 5
+          number_of_replicas: 2
+    response:
+      status: 200
+
+  - synopsis: Create an index named `games` with default settings,
+    path: /{index}
+    method: PUT
+    parameters:
+      index: games
+    response:
+      status: 200
+
+  - synopsis: Check if the index `books` exists. It should.
+    path: /{index}
+    method: HEAD
+    parameters:
+      index: books
+    response:
+      status: 200
+
+  - synopsis: Check if the index `movies` exists. It should not.
+    path: /{index}
+    method: HEAD
+    parameters:
+      index: movies
+    response:
+      status: 404
+
+  - synopsis: Retrieve the mappings and settings of the `books` and `games` indices.
+    path: /{index}
+    method: GET
+    parameters:
+      index: books,games
+      flat_settings: true
+    response:
+      status: 200
+
+  - synopsis: Close the `books` index.
+    path: /{index}/_close
+    method: POST
+    parameters:
+      index: books
+    response:
+      status: 200
+
+  - synopsis: Open the `books` index.
+    path: /{index}/_open
+    method: POST
+    parameters:
+      index: books
+    response:
+      status: 200
+
+  - synopsis: Delete the `books` and `games` indices.
+    path: /{index}
+    method: DELETE
+    parameters:
+      index: books,games
+    response:
+      status: 200
diff --git a/tools/src/tester/ChapterEvaluator.ts b/tools/src/tester/ChapterEvaluator.ts
new file mode 100644
index 000000000..5e018c707
--- /dev/null
+++ b/tools/src/tester/ChapterEvaluator.ts
@@ -0,0 +1,67 @@
+import { type Chapter, type ActualResponse } from './types/story.types'
+import { type ChapterEvaluation, type Evaluation, Result } from './types/eval.types'
+import { type ParsedOperation } from './types/spec.types'
+import { overall_result } from './helpers'
+
+export default class ChapterEvaluator {
+  chapter: Chapter
+  result: Result = Result.PASSED
+  skip_payload: boolean = false
+
+  constructor (chapter: Chapter) {
+    this.chapter = chapter
+  }
+
+  async evaluate (skipped: boolean): Promise<ChapterEvaluation> {
+    try {
+      if (skipped) return { result: Result.SKIPPED, title: this.chapter.synopsis }
+      const operation = globalThis.spec_parser.locate_operation(this.chapter)
+      const response = await globalThis.chapter_reader.read(this.chapter, true)
+      const params = this.#evaluate_parameters(operation)
+      const request_body = this.#evaluate_request_body(operation)
+      const status = this.#evaluate_status(response)
+      const payload = this.#evaluate_payload(operation, response)
+      return {
+        title: this.chapter.synopsis,
+        request: { parameters: params, requestBody: request_body },
+        response: { status, payload },
+        result: overall_result(Object.values(params).concat([request_body, status, payload]))
+      }
+    } catch (error) {
+      console.error(error)
+      return { result: Result.ERROR, title: this.chapter.synopsis, message: error as string }
+    }
+  }
+
+  #evaluate_parameters (operation: ParsedOperation): Record<string, Evaluation> {
+    return Object.fromEntries(Object.entries(this.chapter.parameters ?? {}).map(([name, parameter]) => {
+      const schema = operation.parameters[name]?.schema
+      if (schema == null) return [name, { result: Result.FAILED, message: `Schema for "${name}" parameter not found.` }]
+      const evaluation = globalThis.schema_validator.validate(schema, parameter)
+      return [name, evaluation]
+    }))
+  }
+
+  #evaluate_request_body (operation: ParsedOperation): Evaluation {
+    if (!this.chapter.requestBody) return { result: Result.PASSED }
+    const schema = operation.requestBody?.content[this.chapter.requestBody?.content_type ?? '']?.schema
+    if (schema == null) return { result: Result.FAILED, message: `Schema for "${this.chapter.requestBody.content_type}" request body not found.` }
+    return globalThis.schema_validator.validate(schema, this.chapter.requestBody?.payload ?? {})
+  }
+
+  #evaluate_status (response: ActualResponse): Evaluation {
+    const expected_status = this.chapter.response?.status ?? 200
+    if (response.status === expected_status) return { result: Result.PASSED }
+    this.skip_payload = true
+    return { result: Result.FAILED, message: `Expected status ${expected_status}, but received ${response.status}: ${response.message}.` }
+  }
+
+  #evaluate_payload (operation: ParsedOperation, response: ActualResponse): Evaluation {
+    if (this.skip_payload) return { result: Result.SKIPPED }
+    const content = operation.responses[response.status]?.content[response.content_type]
+    const schema = content?.schema
+    if (schema == null && content != null) return { result: Result.PASSED }
+    if (schema == null) return { result: Result.FAILED, message: `Schema for "${response.status}: ${response.content_type}" response not found.` }
+    return globalThis.schema_validator.validate(schema, response.payload)
+  }
+}
diff --git a/tools/src/tester/ChapterReader.ts b/tools/src/tester/ChapterReader.ts
new file mode 100644
index 000000000..90635e0a9
--- /dev/null
+++ b/tools/src/tester/ChapterReader.ts
@@ -0,0 +1,44 @@
+import axios from 'axios'
+import { type ChapterRequest, type ActualResponse, type Parameter } from './types/story.types'
+
+// A lightweight client for testing the API
+export default class ChapterReader {
+  url: string
+
+  constructor (url: string) {
+    this.url = url
+  }
+
+  async read (chapter: ChapterRequest, ignore_errors: boolean = false): Promise<ActualResponse> {
+    const response: Record<string, any> = {}
+    const [url, params] = this.#parse_url(chapter.path, chapter.parameters ?? {})
+    await axios.request({
+      url,
+      method: chapter.method,
+      params,
+      data: chapter.requestBody?.payload
+    }).then(r => {
+      response.status = r.status
+      response.content_type = r.headers['content-type'].split(';')[0]
+      response.payload = r.data
+    }).catch(e => {
+      if (!ignore_errors) throw new Error(e.response.data.error.reason as string)
+      response.status = e.response.status
+      response.content_type = e.response.headers['content-type'].split(';')[0]
+      response.payload = e.response.data?.error
+      response.message = e.response.data?.error?.reason
+    })
+    return response as ActualResponse
+  }
+
+  #parse_url (path: string, parameters: Record<string, Parameter>): [string, Record<string, Parameter>] {
+    const path_params = new Set<string>()
+    const parsed_path = path.replace(/{(\w+)}/g, (_, key) => {
+      path_params.add(key as string)
+      return parameters[key] as string
+    })
+    const query_params = Object.fromEntries(Object.entries(parameters).filter(([key]) => !path_params.has(key)))
+    const url = this.url + parsed_path
+    return [url, query_params]
+  }
+}
diff --git a/tools/src/tester/ResultsDisplayer.ts b/tools/src/tester/ResultsDisplayer.ts
new file mode 100644
index 000000000..9c40aeaac
--- /dev/null
+++ b/tools/src/tester/ResultsDisplayer.ts
@@ -0,0 +1,110 @@
+import { type ChapterEvaluation, type Evaluation, Result, type StoryEvaluation } from './types/eval.types'
+import { overall_result } from './helpers'
+
+function b (text: string): string { return `\x1b[1m${text}\x1b[0m` }
+function i (text: string): string { return `\x1b[3m${text}\x1b[0m` }
+
+function padding (text: string, length: number, prefix: number = 0): string {
+  const spaces = length - text.length > 0 ? ' '.repeat(length - text.length) : ''
+  return `${' '.repeat(prefix)}${text}${spaces}`
+}
+
+function green (text: string): string { return `\x1b[32m${text}\x1b[0m` }
+function red (text: string): string { return `\x1b[31m${text}\x1b[0m` }
+function yellow (text: string): string { return `\x1b[33m${text}\x1b[0m` }
+function cyan (text: string): string { return `\x1b[36m${text}\x1b[0m` }
+function gray (text: string): string { return `\x1b[90m${text}\x1b[0m` }
+function magenta (text: string): string { return `\x1b[35m${text}\x1b[0m` }
+
+export default class ResultsDisplayer {
+  gap: number
+  evaluation: StoryEvaluation
+  skip_components: boolean
+  ignore_passed: boolean = true
+  ignore_skipped: boolean = false
+
+  constructor (evaluation: StoryEvaluation, gap: number = 4) {
+    this.evaluation = evaluation
+    this.skip_components = [Result.PASSED, Result.SKIPPED].includes(evaluation.result)
+    this.gap = gap
+  }
+
+  display (ignore_skipped = false, ignore_passed = true): void {
+    this.ignore_passed = ignore_passed
+    this.ignore_skipped = ignore_skipped
+    this.#display_story()
+    this.#display_chapters(this.evaluation.prologues ?? [], 'PROLOGUES')
+    this.#display_chapters(this.evaluation.chapters ?? [], 'CHAPTERS')
+    this.#display_chapters(this.evaluation.epilogues ?? [], 'EPILOGUES')
+    console.log('\n')
+  }
+
+  #display_story (): void {
+    const result = this.evaluation.result
+    const message = this.evaluation.full_path
+    const title = cyan(b(this.evaluation.display_path))
+    this.#display_evaluation({ result, message }, title)
+  }
+
+  #display_chapters (evaluations: ChapterEvaluation[], title: string): void {
+    if (this.skip_components || evaluations.length === 0) return
+    const result = overall_result(evaluations)
+    this.#display_evaluation({ result }, title, this.gap)
+    if (result === Result.PASSED) return
+    for (const evaluation of evaluations) this.#display_chapter(evaluation)
+  }
+
+  #display_chapter (chapter: ChapterEvaluation): void {
+    this.#display_evaluation(chapter, i(chapter.title), this.gap * 2)
+    if (chapter.result === Result.PASSED || chapter.result === Result.SKIPPED) return
+
+    this.#display_parameters(chapter.request?.parameters ?? {})
+    this.#display_request_body(chapter.request?.requestBody)
+    this.#display_status(chapter.response?.status)
+    this.#display_payload(chapter.response?.payload)
+  }
+
+  #display_parameters (parameters: Record<string, Evaluation>): void {
+    if (Object.keys(parameters).length === 0) return
+    const result = overall_result(Object.values(parameters))
+    this.#display_evaluation({ result }, 'PARAMETERS', this.gap * 3)
+    if (result === Result.PASSED) return
+    for (const [name, evaluation] of Object.entries(parameters)) {
+      this.#display_evaluation(evaluation, name, this.gap * 4)
+    }
+  }
+
+  #display_request_body (evaluation: Evaluation | undefined): void {
+    if (evaluation == null) return
+    this.#display_evaluation(evaluation, 'REQUEST BODY', this.gap * 3)
+  }
+
+  #display_status (evaluation: Evaluation | undefined): void {
+    if (evaluation == null) return
+    this.#display_evaluation(evaluation, 'RESPONSE STATUS', this.gap * 3)
+  }
+
+  #display_payload (evaluation: Evaluation | undefined): void {
+    if (evaluation == null) return
+    this.#display_evaluation(evaluation, 'RESPONSE PAYLOAD', this.gap * 3)
+  }
+
+  #display_evaluation (evaluation: Evaluation, title: string, prefix: number = 0): void {
+    if (evaluation.result === Result.PASSED && this.ignore_passed) return
+    if (evaluation.result === Result.SKIPPED && this.ignore_skipped) return
+    const result = padding(this.#result(evaluation.result), 0, prefix)
+    const message = evaluation.message != null ? `${gray('(' + evaluation.message + ')')}` : ''
+    console.log(`${result} ${title} ${message}`)
+  }
+
+  #result (r: Result): string {
+    const text = padding(r, 7)
+    switch (r) {
+      case Result.PASSED: return green(text)
+      case Result.SKIPPED: return yellow(text)
+      case Result.FAILED: return magenta(text)
+      case Result.ERROR: return red(text)
+      default: return gray(text)
+    }
+  }
+}
diff --git a/tools/src/tester/SchemaValidator.ts b/tools/src/tester/SchemaValidator.ts
new file mode 100644
index 000000000..4f9c91896
--- /dev/null
+++ b/tools/src/tester/SchemaValidator.ts
@@ -0,0 +1,24 @@
+import AJV from 'ajv'
+import addFormats from 'ajv-formats'
+import { type OpenAPIV3 } from 'openapi-types'
+import { type Evaluation, Result } from './types/eval.types'
+
+export default class SchemaValidator {
+  private readonly ajv: AJV
+  constructor (spec: OpenAPIV3.Document) {
+    this.ajv = new AJV()
+    addFormats(this.ajv)
+    this.ajv.addKeyword('discriminator')
+    const schemas = spec.components?.schemas ?? {}
+    for (const key in schemas) this.ajv.addSchema(schemas[key], `#/components/schemas/${key}`)
+  }
+
+  validate (schema: OpenAPIV3.SchemaObject, data: any): Evaluation {
+    const validate = this.ajv.compile(schema)
+    const valid = validate(data)
+    return {
+      result: valid ? Result.PASSED : Result.FAILED,
+      message: valid ? undefined : this.ajv.errorsText(validate.errors)
+    }
+  }
+}
diff --git a/tools/src/tester/SpecParser.ts b/tools/src/tester/SpecParser.ts
new file mode 100644
index 000000000..d97d04a48
--- /dev/null
+++ b/tools/src/tester/SpecParser.ts
@@ -0,0 +1,36 @@
+import { type OpenAPIV3 } from 'openapi-types'
+import { resolve_ref } from '../../helpers'
+import { type Chapter } from './types/story.types'
+import { type ParsedOperation } from './types/spec.types'
+import _ from 'lodash'
+
+export default class SpecParser {
+  private readonly spec: OpenAPIV3.Document
+  private cached_operations: Record<string, ParsedOperation> = {}
+
+  constructor (spec: OpenAPIV3.Document) {
+    this.spec = spec
+  }
+
+  locate_operation (chapter: Chapter): ParsedOperation {
+    const path = chapter.path
+    const method = chapter.method.toLowerCase() as OpenAPIV3.HttpMethods
+    const cache_key = path + method
+    if (this.cached_operations[cache_key] != null) return this.cached_operations[cache_key]
+    const operation = this.spec.paths[path]?.[method]
+    if (operation == null) throw new Error(`Operation "${method.toUpperCase()} ${path}" not found in the spec.`)
+    this.#deref(operation)
+    const parameters = _.keyBy(operation.parameters ?? [], 'name')
+    // eslint-disable-next-line @typescript-eslint/consistent-type-assertions
+    this.cached_operations[cache_key] = { ...operation, parameters } as ParsedOperation
+    return this.cached_operations[cache_key]
+  }
+
+  #deref (obj: any): any {
+    if (obj == null) return obj
+    else if (obj.$ref != null) return resolve_ref(obj.$ref as string, this.spec)
+    else if (Array.isArray(obj)) return obj.map((item) => this.#deref(item))
+    else if (typeof obj === 'object') for (const key in obj) obj[key] = this.#deref(obj[key])
+    return obj
+  }
+}
diff --git a/tools/src/tester/StoryEvaluator.ts b/tools/src/tester/StoryEvaluator.ts
new file mode 100644
index 000000000..1f2103734
--- /dev/null
+++ b/tools/src/tester/StoryEvaluator.ts
@@ -0,0 +1,78 @@
+import { type Chapter, type Story, type SupplementalChapter } from './types/story.types'
+import { type ChapterEvaluation, Result, type StoryEvaluation } from './types/eval.types'
+import ChapterEvaluator from './ChapterEvaluator'
+
+export interface StoryFile {
+  display_path: string
+  full_path: string
+  story: Story
+}
+
+export default class StoryEvaluator {
+  story: Story
+  display_path: string
+  full_path: string
+  skipped: boolean = false
+  result: Result = Result.PASSED
+
+  constructor (story_file: StoryFile) {
+    this.story = story_file.story
+    this.display_path = story_file.display_path
+    this.full_path = story_file.full_path
+  }
+
+  async evaluate (): Promise<StoryEvaluation> {
+    if (this.story.skipped) {
+      return {
+        result: Result.SKIPPED,
+        display_path: this.display_path,
+        full_path: this.full_path,
+        description: this.story.description,
+        chapters: []
+      }
+    }
+    return {
+      display_path: this.display_path,
+      full_path: this.full_path,
+      description: this.story.description,
+      prologues: await this.#evaluate_supplemental_chapters(this.story.prologues),
+      chapters: await this.#evaluate_chapters(this.story.chapters),
+      epilogues: await this.#evaluate_supplemental_chapters(this.story.epilogues),
+      result: this.result
+    }
+  }
+
+  async #evaluate_chapters (chapters: Chapter[]): Promise<ChapterEvaluation[]> {
+    let skipped: boolean = this.skipped
+    if (skipped) return []
+
+    const evaluations: ChapterEvaluation[] = []
+
+    for (const chapter of chapters) {
+      const evaluator = new ChapterEvaluator(chapter)
+      const evaluation = await evaluator.evaluate(skipped)
+      skipped = skipped || evaluation.result === Result.ERROR
+      if (evaluation.result === Result.FAILED) this.result = Result.FAILED
+      if (evaluation.result === Result.ERROR) this.result = Result.ERROR
+      evaluations.push(evaluation)
+    }
+
+    return evaluations
+  }
+
+  async #evaluate_supplemental_chapters (chapters: SupplementalChapter[]): Promise<ChapterEvaluation[]> {
+    const evaluations: ChapterEvaluation[] = []
+    for (const chapter of chapters) {
+      const title = `${chapter.method} ${chapter.path}`
+      try {
+        await globalThis.chapter_reader.read(chapter, chapter.ignore_errors)
+        evaluations.push({ title, result: Result.PASSED })
+      } catch (error) {
+        this.result = Result.ERROR
+        this.skipped = true
+        evaluations.push({ title, result: Result.ERROR, message: (error as Error).message })
+      }
+    }
+    return evaluations
+  }
+}
diff --git a/tools/src/tester/TestsRunner.ts b/tools/src/tester/TestsRunner.ts
new file mode 100644
index 000000000..3e0f923ce
--- /dev/null
+++ b/tools/src/tester/TestsRunner.ts
@@ -0,0 +1,65 @@
+import { type OpenAPIV3 } from 'openapi-types'
+import SpecParser from './SpecParser'
+import ChapterReader from './ChapterReader'
+import SchemaValidator from './SchemaValidator'
+import StoryEvaluator, { type StoryFile } from './StoryEvaluator'
+import fs from 'fs'
+import { type Story } from './types/story.types'
+import { read_yaml } from '../../helpers'
+import { type StoryEvaluation } from './types/eval.types'
+import ResultsDisplayer from './ResultsDisplayer'
+
+declare global {
+  // eslint-disable-next-line no-var
+  var chapter_reader: ChapterReader
+  // eslint-disable-next-line no-var
+  var schema_validator: SchemaValidator
+  // eslint-disable-next-line no-var
+  var spec_parser: SpecParser
+}
+
+export default class TestsRunner {
+  path: string // Path to a story file or a directory containing story files
+
+  constructor (spec: OpenAPIV3.Document, path: string) {
+    // TODO: Grab server URL from environment variable and add authentication.
+    global.chapter_reader = new ChapterReader('http://localhost:9200')
+    global.spec_parser = new SpecParser(spec)
+    global.schema_validator = new SchemaValidator(spec)
+    this.path = path
+  }
+
+  async run (ignore_skipped = false, ignore_passed = true): Promise<void> {
+    const evaluations = await this.evaluate()
+    for (const evaluation of evaluations) {
+      const displayer = new ResultsDisplayer(evaluation)
+      displayer.display(ignore_skipped, ignore_passed)
+    }
+  }
+
+  async evaluate (): Promise<StoryEvaluation[]> {
+    const story_files = this.#collect_story_files(`${process.cwd()}/${this.path}`, '', '')
+    const promises = story_files.map(async story_file => {
+      const evaluator = new StoryEvaluator(story_file)
+      return await evaluator.evaluate()
+    })
+    return (await Promise.all(promises)).sort((a, b) => a.display_path.localeCompare(b.display_path))
+  }
+
+  #collect_story_files (folder: string, file: string, prefix: string): StoryFile[] {
+    const path = file === '' ? folder : `${folder}/${file}`
+    const next_prefix = prefix === '' ? file : `${prefix}/${file}`
+    if (fs.statSync(path).isFile()) {
+      const story = read_yaml(path) as Story
+      return [{
+        display_path: next_prefix === '' ? (path.split('/').reverse()[0]) : next_prefix,
+        full_path: path,
+        story
+      }]
+    } else {
+      return fs.readdirSync(path).flatMap(next_file => {
+        return this.#collect_story_files(path, next_file, next_prefix)
+      })
+    }
+  }
+}
diff --git a/tools/src/tester/_generate_story_types.ts b/tools/src/tester/_generate_story_types.ts
new file mode 100644
index 000000000..53d94a93c
--- /dev/null
+++ b/tools/src/tester/_generate_story_types.ts
@@ -0,0 +1,27 @@
+import * as js2ts from 'json-schema-to-typescript'
+import fs from 'fs'
+
+void js2ts.compileFromFile('json_schemas/story.schema.yaml',
+  {
+    cwd: 'json_schemas/',
+    additionalProperties: false,
+    ignoreMinAndMaxItems: true,
+    unreachableDefinitions: true,
+    declareExternallyReferenced: true,
+    unknownAny: false,
+    style: {
+      singleQuote: true,
+      singleAttributePerLine: true
+    },
+    // multiline comment
+    bannerComment: `/* eslint-disable */
+    
+/**
+ * This file was automatically generated by json-schema-to-typescript.
+ * DO NOT MODIFY IT BY HAND. Instead, modify the source JSONSchema file,
+ * and run json-schema-to-typescript to regenerate this file by running:
+ * "npx ts-node tools/src/tester/_generate_story_types.ts" in a terminal.
+ */`
+
+  })
+  .then(ts => { fs.writeFileSync('tools/src/tester/types/story.types.ts', ts) })
diff --git a/tools/src/tester/helpers.ts b/tools/src/tester/helpers.ts
new file mode 100644
index 000000000..49e6f4baa
--- /dev/null
+++ b/tools/src/tester/helpers.ts
@@ -0,0 +1,9 @@
+import { type Evaluation, Result } from './types/eval.types'
+
+export function overall_result (evaluations: Evaluation[]): Result {
+  if (evaluations.length === 0) return Result.PASSED
+  if (evaluations.some(e => e.result === Result.ERROR)) return Result.ERROR
+  if (evaluations.some(e => e.result === Result.FAILED)) return Result.FAILED
+  if (evaluations.every(e => e.result === Result.SKIPPED)) return Result.SKIPPED
+  return Result.PASSED
+}
diff --git a/tools/src/tester/start.ts b/tools/src/tester/start.ts
new file mode 100644
index 000000000..29e6f2a48
--- /dev/null
+++ b/tools/src/tester/start.ts
@@ -0,0 +1,21 @@
+import OpenApiMerger from '../merger/OpenApiMerger'
+import { LogLevel } from '../Logger'
+import TestsRunner from './TestsRunner'
+import { Command, Option } from '@commander-js/extra-typings'
+
+const command = new Command()
+  .description('Run test stories against the OpenSearch spec.')
+  .addOption(new Option('--spec_path <path>', 'path to the root folder of the multi-file spec').default('./spec'))
+  .addOption(new Option('--tests_path <path>', 'path to the root folder of the tests').default('./tests'))
+  .addOption(new Option('--ignore_skipped <path>', 'whether to ignore SKIPPED result').default('N'))
+  .addOption(new Option('--ignore_passed <path>', 'whether to ignore PASSED result').default('Y'))
+  .allowExcessArguments(false)
+  .parse()
+const opts = command.opts()
+const ignore_passed = opts.ignore_passed === 'Y' || opts.ignore_passed === 'y'
+const ignore_skipped = opts.ignore_skipped === 'Y' || opts.ignore_skipped === 'y'
+const spec = (new OpenApiMerger(opts.spec_path, LogLevel.error)).merge()
+const runner = new TestsRunner(spec, opts.tests_path)
+void runner.run(ignore_skipped, ignore_passed).then(() => {
+  console.log('Tests run successfully.')
+})
diff --git a/tools/src/tester/types/eval.types.ts b/tools/src/tester/types/eval.types.ts
new file mode 100644
index 000000000..e47e11276
--- /dev/null
+++ b/tools/src/tester/types/eval.types.ts
@@ -0,0 +1,38 @@
+export type LibraryEvaluation = StoryEvaluation[]
+
+export interface StoryEvaluation {
+  result: Result
+  display_path: string
+  full_path: string
+  description: string
+  message?: string
+  chapters: ChapterEvaluation[]
+  epilogues?: ChapterEvaluation[]
+  prologues?: ChapterEvaluation[]
+}
+
+export interface ChapterEvaluation {
+  title: string
+  result: Result
+  message?: string
+  request?: {
+    parameters?: Record<string, Evaluation>
+    requestBody?: Evaluation
+  }
+  response?: {
+    status: Evaluation
+    payload: Evaluation
+  }
+}
+
+export interface Evaluation {
+  result: Result
+  message?: string
+}
+
+export enum Result {
+  PASSED = 'PASSED',
+  FAILED = 'FAILED',
+  SKIPPED = 'SKIPPED',
+  ERROR = 'ERROR',
+}
diff --git a/tools/src/tester/types/spec.types.ts b/tools/src/tester/types/spec.types.ts
new file mode 100644
index 000000000..6a34db327
--- /dev/null
+++ b/tools/src/tester/types/spec.types.ts
@@ -0,0 +1,26 @@
+import { type OpenAPIV3 } from 'openapi-types'
+
+export type ParsedOperation = OpenAPIV3.OperationObject & {
+  parameters: Record<string, ParsedParameter>
+  requestBody: ParsedRequestBody
+  responses: Record<string, ParsedResponse>
+}
+
+export type ParsedRequestBody = OpenAPIV3.RequestBodyObject & {
+  content: Record<string, ParsedMediaType>
+}
+
+export type ParsedResponse = OpenAPIV3.ResponseObject & {
+  content: Record<string, ParsedMediaType>
+}
+
+export type ParsedMediaType = OpenAPIV3.MediaTypeObject & {
+  schema: OpenAPIV3.SchemaObject
+}
+
+export interface ParsedParameter {
+  name: string
+  in: string
+  required: boolean
+  schema: OpenAPIV3.SchemaObject
+}
diff --git a/tools/src/tester/types/story.types.ts b/tools/src/tester/types/story.types.ts
new file mode 100644
index 000000000..309d07c42
--- /dev/null
+++ b/tools/src/tester/types/story.types.ts
@@ -0,0 +1,107 @@
+/* eslint-disable */
+
+/**
+ * This file was automatically generated by json-schema-to-typescript.
+ * DO NOT MODIFY IT BY HAND. Instead, modify the source JSONSchema file,
+ * and run json-schema-to-typescript to regenerate this file by running:
+ * "npx ts-node tools/src/tester/_generate_story_types.ts" in a terminal.
+ */
+
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "SupplementalChapter".
+ */
+export type SupplementalChapter = ChapterRequest & {
+  /**
+   * If true, treat all non-2XX responses as successful.
+   */
+  ignore_errors?: boolean;
+};
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "Parameter".
+ */
+export type Parameter = (string | number | boolean)[] | string | number | boolean;
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "Payload".
+ */
+export type Payload = {} | any[] | string | number | boolean;
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "Chapter".
+ */
+export type Chapter = ChapterRequest & {
+  /**
+   * A brief description of the chapter.
+   */
+  synopsis: string;
+  response?: ExpectedResponse;
+};
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "ReadChapter".
+ */
+export type ReadChapter = Chapter & {
+  response: ActualResponse;
+};
+
+export interface Story {
+  $schema?: string;
+  /**
+   * If true, the story will be skipped.
+   */
+  skipped?: boolean;
+  description: string;
+  prologues: SupplementalChapter[];
+  epilogues: SupplementalChapter[];
+  /**
+   * @minItems 1
+   */
+  chapters: Chapter[];
+}
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "ChapterRequest".
+ */
+export interface ChapterRequest {
+  path: string;
+  method: 'GET' | 'PUT' | 'POST' | 'DELETE' | 'PATCH' | 'HEAD' | 'OPTIONS';
+  parameters?: {
+    [k: string]: Parameter;
+  };
+  requestBody?: RequestBody;
+}
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "RequestBody".
+ */
+export interface RequestBody {
+  content_type: string;
+  payload: Payload;
+}
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "ExpectedResponse".
+ */
+export interface ExpectedResponse {
+  /**
+   * The expected HTTP status code. Default to 200.
+   */
+  status: number;
+  content_type?: string;
+  payload?: Payload;
+}
+/**
+ * This interface was referenced by `Story`'s JSON-Schema
+ * via the `definition` "ActualResponse".
+ */
+export interface ActualResponse {
+  status: number;
+  content_type: string;
+  payload: Payload;
+  /**
+   * Error message for non 2XX responses.
+   */
+  message?: string;
+}