> ## Documentation Index
> Fetch the complete documentation index at: https://www.marqeta.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Interest Tier Accounts Overview

> Use these endpoints to add accounts to an interest tier and to retrieve the interest tier of an account.

Use these endpoints to add accounts to an interest tier and to retrieve the interest tier of an account.

## Available operations

| Operation | Method | Endpoint |
| :- | :- | :- |
| [**Add account to interest tier**](https://www.marqeta.com/docs/core-api/interest-accounts/interest-tier-accounts/add-tier.md) | PUT | `/interestaccounts/interesttiers/{interest_tier_token}/accounts/{account_token}` |
| [**Add accounts to interest tier**](https://www.marqeta.com/docs/core-api/interest-accounts/interest-tier-accounts/add-accounts-interest-tier.md) | PUT | `/interestaccounts/interesttiers/{interest_tier_token}/accounts` |
| [**Retrieve account interest tier**](https://www.marqeta.com/docs/core-api/interest-accounts/interest-tier-accounts/retrieve-account-interest-tier.md) | GET | `/interestaccounts/interesttiers/accounts/{account_token}` |


## Related topics

- [Interest Accounts Overview](https://www.marqeta.com/docs/core-api/interest-accounts.md)
- [Interest Tiers Overview](https://www.marqeta.com/docs/core-api/interest-accounts/interest-tiers.md)
- [Interest Tier Rates Overview](https://www.marqeta.com/docs/core-api/interest-accounts/interest-tier-rates.md)
- [Add account to interest tier](https://www.marqeta.com/docs/core-api/interest-accounts/interest-tier-accounts/add-tier.md)
- [Retrieve account interest tier](https://www.marqeta.com/docs/core-api/interest-accounts/interest-tier-accounts/retrieve-account-interest-tier.md)