---
title: "Oi Timeseries"
method: GET
path: "/v1/oi/{ticker}/timeseries"
tags: ["open-interest"]
---

# Oi Timeseries

`GET /v1/oi/{ticker}/timeseries`

## Request

- Base URL: `https://api.optionwhales.io` (the document declares no server; this is the origin it was published from)
- URL: `https://api.optionwhales.io/v1/oi/{ticker}/timeseries`
- Auth: none declared

Per-ticker OI + volume timeseries across AM/PM snapshots (Pro+).

## Path parameters

- `ticker` string, required

## Query parameters

- `start` string, nullable: YYYY-MM-DD
- `end` string, nullable: YYYY-MM-DD
- `dte` string: DTE bucket: all|lt8|gte8
- `slot` string, nullable: AM|PM (default both)

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/optionwhales/apis/optionwhales-pro-api.md) · [All operations](https://skmtc.dev/optionwhales/apis/optionwhales-pro-api/llms.txt) · [OpenAPI document](https://skmtc.dev/optionwhales/apis/optionwhales-pro-api/revisions/e76bc0d3a770?raw)