---
title: "Get a physical premium"
method: GET
path: "/v1/spreads/physical-premium"
tags: ["Spreads"]
---

# Get a physical premium

`GET /v1/spreads/physical-premium`

## Request

- Base URL: `https://api.oilpriceapi.com`
- URL: `https://api.oilpriceapi.com/v1/spreads/physical-premium`
- Auth: API key in header `Authorization`

Physical grade premium against its benchmark.

## Query parameters

- `commodity` string

## Response `200`

Get a physical premium

- object
  - `status` string, required
  - `data` object, required
    - `commodity` string
    - `name` string
    - `premium` number
    - `premium_pct` number
    - `percentile_1y` number
    - `elevated_streak_days` integer
    - `data_stale` boolean
    - `components` object

## Other responses

- `400`: A required parameter is missing or invalid. The message enumerates valid values.
- `401`: Missing or invalid API key.
- `500`: Unexpected server error. Retry transient failures with bounded backoff and retain the request ID when contacting support.

## Changes

- **2026-08-25** `0e79e21dee2e`: 5 info
  - added the new optional `query` request parameter `commodity`
  - added the media type `application/json` for the response with the status `200`
  - added the media type `application/json` for the response with the status `401`
  - added the non-success response with the status `400`
  - …1 more

[Operation history](https://skmtc.dev/oilpriceapi/apis/oil-price-api-v1/changes/v1/spreads/physical-premium/get.md)

---

[API](https://skmtc.dev/oilpriceapi/apis/oil-price-api-v1.md) - [All operations](https://skmtc.dev/oilpriceapi/apis/oil-price-api-v1/llms.txt) - [OpenAPI document](https://skmtc.dev/oilpriceapi/apis/oil-price-api-v1/revisions/7f8b4d763210?raw)