---
title: "Get Lookup Options Symbols"
method: GET
path: "/v1/markets/options/lookup"
tags: ["Markets"]
---

# Get Lookup Options Symbols

`GET /v1/markets/options/lookup`

Get all options symbols for the given underlying. This will include additional option roots (ex. SPXW, RUTW) if applicable.

## Query parameters

- `underlying` string, required

## Headers

- `Accept` 'application/json', required

## Response `200`

Option symbols information

- OptionsLookupResponse
  - `options` object
    - `option` object[]
      - `symbol` string — The option symbol
      - `rootsymbol` string — The root symbol
      - `strike` number, float — The strike price
      - `date` string, date — The expiration date
      - `type` 'call' | 'put' — The option type
      - `description` string — The option description

## Other responses

- `400` — Invalid request parameters or body
- `401` — Authentication required or invalid credentials

---

[API](https://skmtc.net/tradier/apis/tradier-brokerage-api.md) · [All operations](https://skmtc.net/tradier/apis/tradier-brokerage-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/tradier/tradier-brokerage-api/versions/3cda47abe673/schema)