> For the complete documentation index, see [llms.txt](https://developer.prodege.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.prodege.com/demand/api-reference/project-transaction-calls/lookup-transaction-status.md).

# Lookup Transaction Status

| **Lookup Transaction Status** |                                                                                                              |
| ----------------------------- | ------------------------------------------------------------------------------------------------------------ |
| Description                   | Lookup the status of a transaction using either the transaction\_id or panelist\_id/project\_id combination. |
| Request URL                   | *Prodege Base URL +* /lookup-transaction-status                                                              |
| Request Method                | <mark style="background-color:orange;">POST</mark>                                                           |

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| Request Parameters   |                |                                                                                                            |           |
| -------------------- | -------------- | ---------------------------------------------------------------------------------------------------------- | --------- |
| Parameter Name       | Parameter Type | Description                                                                                                | Required? |
| apik                 | String         | Your API Key.                                                                                              | Yes       |
| request\_date        | Numeric        | Timestamp in milliseconds (see [Authentication](https://developer.prodege.com/demand/authentication)).     | Yes       |
| signature            | String         | The signature of your request (see [Authentication](https://developer.prodege.com/demand/authentication)). | Yes       |
| prodege\_project\_id | Numeric        | The ID that uniquely identifies this project in the Prodege system.                                        | No        |
| panelist\_id         | Numeric        | Panelist ID                                                                                                | No        |
| transaction\_id      | Numeric        | Transaction ID                                                                                             | No        |

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| Response Parameters |                |                                                                            |
| ------------------- | -------------- | -------------------------------------------------------------------------- |
| Parameter Name      | Parameter Type | Required?                                                                  |
| *return\_status*    | String         | The return status for this api call                                        |
| transaction\_status | String         | Possible values: "Click", "Complete", "Over Quota", "Disqualification"     |
| project\_id         | Numeric        | The id that uniquely identifies this project                               |
| cpi                 | Numeric        | Cost of the transaction                                                    |
| click\_cpi          | Numeric        | Cost of the transaction. Only set when the transaction\_status is "Click". |
| final\_loi          | Numeric        | Length of interview                                                        |