diff --git a/extensions/ql-vscode/src/model-editor/flow-model-queries.ts b/extensions/ql-vscode/src/model-editor/flow-model-queries.ts
index 62552b036..c5f6b8b7d 100644
--- a/extensions/ql-vscode/src/model-editor/flow-model-queries.ts
+++ b/extensions/ql-vscode/src/model-editor/flow-model-queries.ts
@@ -156,7 +156,7 @@ async function runSingleFlowQuery(
   // Interpret the results
   const modelsAsDataLanguage = getModelsAsDataLanguage(language);
 
-  const definition = modelsAsDataLanguage[type];
+  const definition = modelsAsDataLanguage.predicates[type];
 
   const bqrsPath = completedQuery.outputDir.bqrsPath;
 
diff --git a/extensions/ql-vscode/src/model-editor/languages/models-as-data.ts b/extensions/ql-vscode/src/model-editor/languages/models-as-data.ts
index 4ea0531b8..77390f9e7 100644
--- a/extensions/ql-vscode/src/model-editor/languages/models-as-data.ts
+++ b/extensions/ql-vscode/src/model-editor/languages/models-as-data.ts
@@ -6,14 +6,18 @@ type ReadModeledMethod = (row: DataTuple[]) => ModeledMethod;
 
 export type ModelsAsDataLanguageModelType = Exclude<ModeledMethodType, "none">;
 
-export type ModelsAsDataLanguageModel = {
+export type ModelsAsDataLanguagePredicate = {
   extensiblePredicate: string;
   supportedKinds: string[];
   generateMethodDefinition: GenerateMethodDefinition;
   readModeledMethod: ReadModeledMethod;
 };
 
-export type ModelsAsDataLanguage = Record<
+export type ModelsAsDataLanguagePredicates = Record<
   ModelsAsDataLanguageModelType,
-  ModelsAsDataLanguageModel
+  ModelsAsDataLanguagePredicate
 >;
+
+export type ModelsAsDataLanguage = {
+  predicates: ModelsAsDataLanguagePredicates;
+};
diff --git a/extensions/ql-vscode/src/model-editor/languages/static.ts b/extensions/ql-vscode/src/model-editor/languages/static.ts
index d80454a6d..3e2a46b35 100644
--- a/extensions/ql-vscode/src/model-editor/languages/static.ts
+++ b/extensions/ql-vscode/src/model-editor/languages/static.ts
@@ -8,125 +8,127 @@ function readRowToMethod(row: DataTuple[]): string {
 }
 
 export const staticLanguage: ModelsAsDataLanguage = {
-  source: {
-    extensiblePredicate: sharedExtensiblePredicates.source,
-    supportedKinds: sharedKinds.source,
-    // extensible predicate sourceModel(
-    //   string package, string type, boolean subtypes, string name, string signature, string ext,
-    //   string output, string kind, string provenance
-    // );
-    generateMethodDefinition: (method) => [
-      method.packageName,
-      method.typeName,
-      true,
-      method.methodName,
-      method.methodParameters,
-      "",
-      method.output,
-      method.kind,
-      method.provenance,
-    ],
-    readModeledMethod: (row) => ({
-      type: "source" as ModeledMethodType,
-      input: "",
-      output: row[6] as string,
-      kind: row[7] as string,
-      provenance: row[8] as Provenance,
-      signature: readRowToMethod(row),
-      packageName: row[0] as string,
-      typeName: row[1] as string,
-      methodName: row[3] as string,
-      methodParameters: row[4] as string,
-    }),
-  },
-  sink: {
-    extensiblePredicate: sharedExtensiblePredicates.sink,
-    supportedKinds: sharedKinds.sink,
-    // extensible predicate sinkModel(
-    //   string package, string type, boolean subtypes, string name, string signature, string ext,
-    //   string input, string kind, string provenance
-    // );
-    generateMethodDefinition: (method) => [
-      method.packageName,
-      method.typeName,
-      true,
-      method.methodName,
-      method.methodParameters,
-      "",
-      method.input,
-      method.kind,
-      method.provenance,
-    ],
-    readModeledMethod: (row) => ({
-      type: "sink",
-      input: row[6] as string,
-      output: "",
-      kind: row[7] as string,
-      provenance: row[8] as Provenance,
-      signature: readRowToMethod(row),
-      packageName: row[0] as string,
-      typeName: row[1] as string,
-      methodName: row[3] as string,
-      methodParameters: row[4] as string,
-    }),
-  },
-  summary: {
-    extensiblePredicate: sharedExtensiblePredicates.summary,
-    supportedKinds: sharedKinds.summary,
-    // extensible predicate summaryModel(
-    //   string package, string type, boolean subtypes, string name, string signature, string ext,
-    //   string input, string output, string kind, string provenance
-    // );
-    generateMethodDefinition: (method) => [
-      method.packageName,
-      method.typeName,
-      true,
-      method.methodName,
-      method.methodParameters,
-      "",
-      method.input,
-      method.output,
-      method.kind,
-      method.provenance,
-    ],
-    readModeledMethod: (row) => ({
-      type: "summary",
-      input: row[6] as string,
-      output: row[7] as string,
-      kind: row[8] as string,
-      provenance: row[9] as Provenance,
-      signature: readRowToMethod(row),
-      packageName: row[0] as string,
-      typeName: row[1] as string,
-      methodName: row[3] as string,
-      methodParameters: row[4] as string,
-    }),
-  },
-  neutral: {
-    extensiblePredicate: sharedExtensiblePredicates.neutral,
-    supportedKinds: sharedKinds.neutral,
-    // extensible predicate neutralModel(
-    //   string package, string type, string name, string signature, string kind, string provenance
-    // );
-    generateMethodDefinition: (method) => [
-      method.packageName,
-      method.typeName,
-      method.methodName,
-      method.methodParameters,
-      method.kind,
-      method.provenance,
-    ],
-    readModeledMethod: (row) => ({
-      type: "neutral",
-      input: "",
-      output: "",
-      kind: row[4] as string,
-      provenance: row[5] as Provenance,
-      signature: `${row[0]}.${row[1]}#${row[2]}${row[3]}`,
-      packageName: row[0] as string,
-      typeName: row[1] as string,
-      methodName: row[2] as string,
-      methodParameters: row[3] as string,
-    }),
+  predicates: {
+    source: {
+      extensiblePredicate: sharedExtensiblePredicates.source,
+      supportedKinds: sharedKinds.source,
+      // extensible predicate sourceModel(
+      //   string package, string type, boolean subtypes, string name, string signature, string ext,
+      //   string output, string kind, string provenance
+      // );
+      generateMethodDefinition: (method) => [
+        method.packageName,
+        method.typeName,
+        true,
+        method.methodName,
+        method.methodParameters,
+        "",
+        method.output,
+        method.kind,
+        method.provenance,
+      ],
+      readModeledMethod: (row) => ({
+        type: "source" as ModeledMethodType,
+        input: "",
+        output: row[6] as string,
+        kind: row[7] as string,
+        provenance: row[8] as Provenance,
+        signature: readRowToMethod(row),
+        packageName: row[0] as string,
+        typeName: row[1] as string,
+        methodName: row[3] as string,
+        methodParameters: row[4] as string,
+      }),
+    },
+    sink: {
+      extensiblePredicate: sharedExtensiblePredicates.sink,
+      supportedKinds: sharedKinds.sink,
+      // extensible predicate sinkModel(
+      //   string package, string type, boolean subtypes, string name, string signature, string ext,
+      //   string input, string kind, string provenance
+      // );
+      generateMethodDefinition: (method) => [
+        method.packageName,
+        method.typeName,
+        true,
+        method.methodName,
+        method.methodParameters,
+        "",
+        method.input,
+        method.kind,
+        method.provenance,
+      ],
+      readModeledMethod: (row) => ({
+        type: "sink",
+        input: row[6] as string,
+        output: "",
+        kind: row[7] as string,
+        provenance: row[8] as Provenance,
+        signature: readRowToMethod(row),
+        packageName: row[0] as string,
+        typeName: row[1] as string,
+        methodName: row[3] as string,
+        methodParameters: row[4] as string,
+      }),
+    },
+    summary: {
+      extensiblePredicate: sharedExtensiblePredicates.summary,
+      supportedKinds: sharedKinds.summary,
+      // extensible predicate summaryModel(
+      //   string package, string type, boolean subtypes, string name, string signature, string ext,
+      //   string input, string output, string kind, string provenance
+      // );
+      generateMethodDefinition: (method) => [
+        method.packageName,
+        method.typeName,
+        true,
+        method.methodName,
+        method.methodParameters,
+        "",
+        method.input,
+        method.output,
+        method.kind,
+        method.provenance,
+      ],
+      readModeledMethod: (row) => ({
+        type: "summary",
+        input: row[6] as string,
+        output: row[7] as string,
+        kind: row[8] as string,
+        provenance: row[9] as Provenance,
+        signature: readRowToMethod(row),
+        packageName: row[0] as string,
+        typeName: row[1] as string,
+        methodName: row[3] as string,
+        methodParameters: row[4] as string,
+      }),
+    },
+    neutral: {
+      extensiblePredicate: sharedExtensiblePredicates.neutral,
+      supportedKinds: sharedKinds.neutral,
+      // extensible predicate neutralModel(
+      //   string package, string type, string name, string signature, string kind, string provenance
+      // );
+      generateMethodDefinition: (method) => [
+        method.packageName,
+        method.typeName,
+        method.methodName,
+        method.methodParameters,
+        method.kind,
+        method.provenance,
+      ],
+      readModeledMethod: (row) => ({
+        type: "neutral",
+        input: "",
+        output: "",
+        kind: row[4] as string,
+        provenance: row[5] as Provenance,
+        signature: `${row[0]}.${row[1]}#${row[2]}${row[3]}`,
+        packageName: row[0] as string,
+        typeName: row[1] as string,
+        methodName: row[2] as string,
+        methodParameters: row[3] as string,
+      }),
+    },
   },
 };
diff --git a/extensions/ql-vscode/src/model-editor/yaml.ts b/extensions/ql-vscode/src/model-editor/yaml.ts
index 726b0197d..196e4efad 100644
--- a/extensions/ql-vscode/src/model-editor/yaml.ts
+++ b/extensions/ql-vscode/src/model-editor/yaml.ts
@@ -4,7 +4,7 @@ import { Method } from "./method";
 import { ModeledMethod, ModeledMethodType } from "./modeled-method";
 import {
   getModelsAsDataLanguage,
-  ModelsAsDataLanguageModel,
+  ModelsAsDataLanguagePredicate,
 } from "./languages";
 
 import * as modelExtensionFileSchema from "./model-extension-file.schema.json";
@@ -18,7 +18,7 @@ const modelExtensionFileSchemaValidate = ajv.compile(modelExtensionFileSchema);
 
 function createDataProperty(
   methods: readonly ModeledMethod[],
-  definition: ModelsAsDataLanguageModel,
+  definition: ModelsAsDataLanguagePredicate,
 ) {
   if (methods.length === 0) {
     return " []";
@@ -56,7 +56,7 @@ export function createDataExtensionYaml(
     }
   }
 
-  const extensions = Object.entries(modelsAsDataLanguage).map(
+  const extensions = Object.entries(modelsAsDataLanguage.predicates).map(
     ([type, definition]) => `  - addsTo:
       pack: codeql/${language}-all
       extensible: ${definition.extensiblePredicate}
@@ -260,7 +260,7 @@ export function loadDataExtensionYaml(
     const extensible = addsTo.extensible;
     const data = extension.data;
 
-    const definition = Object.values(modelsAsDataLanguage).find(
+    const definition = Object.values(modelsAsDataLanguage.predicates).find(
       (definition) => definition.extensiblePredicate === extensible,
     );
     if (!definition) {
diff --git a/extensions/ql-vscode/src/view/model-editor/ModelKindDropdown.tsx b/extensions/ql-vscode/src/view/model-editor/ModelKindDropdown.tsx
index 0a74327e5..fb5e2d738 100644
--- a/extensions/ql-vscode/src/view/model-editor/ModelKindDropdown.tsx
+++ b/extensions/ql-vscode/src/view/model-editor/ModelKindDropdown.tsx
@@ -26,7 +26,7 @@ export const ModelKindDropdown = ({
     const modelsAsDataLanguage = getModelsAsDataLanguage(language);
 
     return modeledMethod?.type && modeledMethod.type !== "none"
-      ? modelsAsDataLanguage[modeledMethod.type]
+      ? modelsAsDataLanguage.predicates[modeledMethod.type]
       : undefined;
   }, [language, modeledMethod?.type]);