fix: make model validation token budget configurable

lib/model-validation.ts

@@ -0,0 +1,28 @@
+export const DEFAULT_MODEL_VALIDATION_MAX_TOKENS = 1000
+export const MAX_MODEL_VALIDATION_MAX_TOKENS = 64000
+
+export function parseModelValidationMaxTokens(value: unknown): number | null {
+    if (value === undefined || value === null || value === "") return null
+
+    const numeric =
+        typeof value === "number" ? value : Number(String(value).trim())
+
+    if (
+        !Number.isFinite(numeric) ||
+        !Number.isInteger(numeric) ||
+        numeric < 1
+    ) {
+        return null
+    }
+
+    return Math.min(numeric, MAX_MODEL_VALIDATION_MAX_TOKENS)
+}
+
+export function resolveModelValidationMaxTokens(...sources: unknown[]): number {
+    for (const source of sources) {
+        const parsed = parseModelValidationMaxTokens(source)
+        if (parsed !== null) return parsed
+    }
+
+    return DEFAULT_MODEL_VALIDATION_MAX_TOKENS
+}