ai/docs/07-reference/05-ai-sdk-errors/ai-invalid-argument-error.mdx

AI SDK by Vercel - The AI Toolkit for TypeScript and JavaScript

---
title: AI_InvalidArgumentError
description: Learn how to fix AI_InvalidArgumentError
---

# AI_InvalidArgumentError

This error occurs when an invalid argument was provided.

## Properties

- `parameter`: The name of the parameter that is invalid
- `value`: The invalid value
- `message`: The error message

## Checking for this Error

You can check if an error is an instance of `AI_InvalidArgumentError` using:

```typescript
import { InvalidArgumentError } from 'ai';

if (InvalidArgumentError.isInstance(error)) {
  // Handle the error
}
```