vercel/ai · error · Error

chunkSize must be greater than 0

Error message

chunkSize must be greater than 0

What it means

Error "chunkSize must be greater than 0" thrown in vercel/ai.

Source

Thrown at packages/ai/src/util/split-array.ts:11

/**
 * Splits an array into chunks of a specified size.
 *
 * @template T - The type of elements in the array.
 * @param {T[]} array - The array to split.
 * @param {number} chunkSize - The size of each chunk.
 * @returns {T[][]} - A new array containing the chunks.
 */
export function splitArray<T>(array: T[], chunkSize: number): T[][] {
  if (chunkSize <= 0) {
    throw new Error('chunkSize must be greater than 0');
  }

  const result = [];
  for (let i = 0; i < array.length; i += chunkSize) {
    result.push(array.slice(i, i + chunkSize));
  }

  return result;
}

View on GitHub (pinned to 69428b1f8b)

When it happens

Trigger: Thrown at packages/ai/src/util/split-array.ts:11 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of vercel/ai@69428b1f8b (2026-08-30). Data as JSON: /api/errors/963b05410b3aa3d0. Report an issue: GitHub.