> For the complete documentation index, see [llms.txt](https://docs.wproofreader.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.wproofreader.com/v6.15.0/plans-and-billing/cloud-service-usage-limits.md).

# Cloud service usage limits

Each plan includes word-processing and AIWA quotas. Daily quotas reset at 00:00 UTC. Monthly and annual word quotas apply to paid plans.

{% hint style="warning" %}
For a Custom plan, [contact our sales team](https://webspellchecker.com/contact-us/) to discuss your quota.
{% endhint %}

### WProofreader SDK

Includes the API and the CKEditor 5 plugin.

| Plan   | Daily word quota | Monthly word quota | Annual word quota | Daily AIWA quota |
| ------ | ---------------- | ------------------ | ----------------- | ---------------- |
| Free   | 20,000 words     | —                  | —                 | —                |
| Growth | —                | 10 million words   | 120 million words | 10,000           |
| Scale  | —                | 25 million words   | 300 million words | 15,000           |
| Custom | —                | 62.5 million words | 750 million words | 25,000           |

### SCAYT plugin for CKEditor 4

| Plan   | Daily word quota         | Monthly word quota | Annual word quota | Daily AIWA quota |
| ------ | ------------------------ | ------------------ | ----------------- | ---------------- |
| Free   | 10,000 words per website | —                  | —                 | —                |
| Growth | —                        | 10 million words   | 120 million words | 10,000           |
| Scale  | —                        | 25 million words   | 300 million words | 15,000           |
| Custom | —                        | 62.5 million words | 750 million words | 25,000           |

### WProofreader plugin for WordPress

| Plan | Daily word quota         | Monthly word quota | Annual word quota | Daily AIWA quota |
| ---- | ------------------------ | ------------------ | ----------------- | ---------------- |
| Free | 10,000 words per website | —                  | —                 | —                |
| Pro  | —                        | 2 million words    | 24 million words  | 2,000            |

### Drupal

| Plan | Daily word quota         | Monthly word quota | Annual word quota | Daily AIWA quota |
| ---- | ------------------------ | ------------------ | ----------------- | ---------------- |
| Free | 10,000 words per website | —                  | —                 | —                |

### Browser extension

| Plan     | Daily word quota | Monthly word quota | Annual word quota | Daily AIWA quota |
| -------- | ---------------- | ------------------ | ----------------- | ---------------- |
| Free     | 20,000 words     | —                  | —                 | 1,000            |
| Business | 50,000 words     | —                  | —                 | 2,000            |