# Cloudflare: messages changed type

> Source: <https://driftwatch.et/changes/cloudflare-2026-10-26-be49516a>
> Published: 2026-10-26 19:41:12+00:00

## What changed

Parse failure, or silent coercion depending on your client.

Affects `POST /accounts/{account_id}/ai/websearch`.

null → object

## Who is affected

Code that reads POST /accounts/{account_id}/ai/websearch (messages[]).

## Before and after

| Where | Before | After | 
|---|---|---|
| POST /accounts/{account_id}/ai/websearch · messages[] | null | object | 

## Code that breaks

```
// payload.messages[0]
// was: null
// now: object
```

Based on Cloudflare’s published API specification. [How severity is decided](https://driftwatch.et/method).