# Fixed Fees

Group: PSA

[Open in the interactive reference](https://docs.api.lensing.ai/lensing/v1/groups/psa-fixed-fees)

A fixed fee is a billable amount on a PSA project, billed once or on a recurring schedule.

You can read fixed fees but not change them: there is no endpoint to create, change, or delete a fixed fee.

## Endpoints

- [List fixed fees](https://docs.api.lensing.ai/reference/lensing/v1/endpoints/fixedFees.html): `GET /psa/fixed-fees`
- [Retrieve a fixed fee](https://docs.api.lensing.ai/reference/lensing/v1/endpoints/getFixedFee.html): `GET /psa/fixed-fees/{id}`