be more explicit in Inference API pricing page (#1598)

Author: Vaibhavs10

docs/api-inference/pricing.md

@@ -9,12 +9,12 @@ When your monthly included credits are depleted:
 - if you're a Free user, you won't be able to query the Inference API anymore,
 - if you're a PRO or Enterprise Hub user, you will get charged for the requests on top of your subscription. You can monitor your spending on your billing page.
 
-Note that serverless API is not meant to be used for heavy production applications. If you need to handle large numbers of requests, consider [Inference Endpoints](https://huggingface.co/docs/inference-endpoints) to have dedicated resources.
+Note that HF Inference API is not meant to be used for heavy production applications. If you need to handle large numbers of requests, consider [Inference Endpoints](https://huggingface.co/docs/inference-endpoints) to have dedicated resources or [Inference Providers](https://huggingface.co/blog/inference-providers) for serverless usage.
 
 You need to be authenticated (passing a token or through your browser) to use the Inference API.
 
 
 | User Tier                 | Included monthly credits           |
 |---------------------------|------------------------------------|
 | Free Users                | subject to change, less than $0.10 |
-| PRO and Enterprise Users  | $2.00                              |
+| PRO and Enterprise Users  | $2.00                              |