Clarify max worker limit details in overview.mdx

Updated the worker limits section to clarify the maximum number of workers and the conditions for increasing the limit.

Author: muhsinking

serverless/workers/overview.mdx

@@ -54,9 +54,11 @@ You can view the state of your workers using the **Workers** tab of a Serverless
 
 To debug issues in production, you can access [worker logs](/serverless/development/logs) and [SSH directly into running workers](/serverless/workers/ssh-into-workers) to inspect file systems and environment variables in real-time.
 
-## Worker limits
+## Max worker limit
 
-By default, Runpod accounts can have a maximum of 60 Serverless workers (flex + active combined) allocated across all endpoints. If your workload requires additional capacity, you can [contact support](https://www.runpod.io/contact) to increase this limit.
+By default, a single Runpod account can have a maximum of 5 workers (flex + active combined) allocated across all associated endpoints. You can automatically increase this number if you have a sufficiently high account balance, starting at \$100 for 10 workers up to \$900 for 60 workers.
+
+If your workload requires additional capacity beyond 60 workers, you can [contact support](https://www.runpod.io/contact) to increase this limit.
 
 ## Next steps