# How do I add payment details?
Payments methods are necessary on api.market only when you subscribe to a paid plan of a API. Subscribing to limited FREE Plan is available in most of the API.\
\
When a user upgrades from a FREE or BASIC Plan to paid version they need to add payment details to be able to pay for it. [Example](https://api.market/store/magicapi/domainchecker)\
\
Click on Pro Plan or any other paid plan when subscribing to an api and click subscribe, this pop-up will show. Press **"Add Payment Method"**
After Pressing it this page open up where you can create or add payment methods to pay for an api.
Create Payment Method to continue. \
click on Add new , add card details and then press on Add Payment Method, the payment method will be added and You will be able to pay for the api now.
---
# Agent Instructions: Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.
Perform an HTTP GET request on the current page URL with the `ask` query parameter:
```
GET https://docs.api.market/how-do-i-add-payment-details.md?ask=
```
The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.
Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.
