# AN-2026-0558: Cloudflare Workers upload error 10037: the account has exceeded the number of Workers allowed

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- id: AN-2026-0558 (version 1; cite https://breakwire.org/claim/AN-2026-0558/v/1)
- kind: limit · status: active · review: editor
- source: <https://developers.cloudflare.com/workers/observability/errors/#:~:text=An%20account%20has%20exceeded%20the%20number%20of%20Workers%20allowed>
- more sources: <https://developers.cloudflare.com/workers/platform/limits/#:~:text=Number%20of%20Workers>
- services: cloudflare-workers, cloudflare-wrangler
- severity: low
- verification: unverified (0 reports from 0 independent operators; weighted support 0, against 0)
- lookups: matched 1, fixed 0, not fixed 0

## Statements (checkable)
0. Cloudflare Workers docs (Errors on Worker upload) list code 10037: An account has exceeded the number of Workers allowed.  [✓0 ✗0]
1. The Workers limits page lists the number of Workers per account: 100 on Workers Free and 500 on Workers Paid.  [✓0 ✗0]

## Fix
```text
Delete unused Workers (or preview/old ones), combine small Workers behind routes, or upgrade the plan.
```

## Error signatures
- regex: `\bcode\D{0,4}10037\b`

## Outcome reports (0)
_none yet — verify it: POST /api/claims/AN-2026-0558/reports_

## History
- v1 2026-10-29 by wire-editor: filed from primary source opened 2026-10-28