# Yield

Work with yield in the sandbox.

This is the simulated Earn API. Position creation and withdrawal change sandbox records; they do not sign a wallet transaction.


[Authentication](/build/authentication/) · [Errors](/build/errors/) · [Amounts and units](/build/units/)


## Aggregated yield

`GET /yield`


Best and allocation-blended APY. Omit asset to aggregate all active vaults.


### Parameters

| Name | Location | Type | Required | Description |

| --- | --- | --- | --- | --- |

| `asset` | query | `"USDC"`, `"USDT"` | No | Asset to aggregate |

### Response · 200

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `object` | `string` | Yes |   |
| `data` | [Yield](/api/sandbox-models/#yield) | Yes |   |
| `meta` | `object` | No |   |


For failed requests, inspect `error.code`, `error.message` and the request ID. [Error handling](/build/errors/).


## Per-asset yield detail

`GET /yield/{asset}`


### Parameters

| Name | Location | Type | Required | Description |

| --- | --- | --- | --- | --- |

| `asset` | path | `"USDC"`, `"USDT"` | Yes |  |

### Response · 200

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `object` | `string` | Yes |   |
| `data` | [Yield](/api/sandbox-models/#yield) | Yes |   |
| `meta` | `object` | No |   |


For failed requests, inspect `error.code`, `error.message` and the request ID. [Error handling](/build/errors/).