---
title: "Get Index"
method: GET
path: "/v1/info/index"
---

# Get Index

`GET /v1/info/index`

Get index price and the list of constituents for an asset.

## Query parameters

- `asset` string, required — Asset name

## Response `200`

Index constituents response.

- Index
  - `asset` string, required — Asset name
  - `index_price` string, required — Index price
  - `constituents` IndexConstituent[], required
    - `source` string, required — Source name
    - `symbol` string, required — Instrument symbol
    - `weight` string, required — Index constituent weight
    - `price` string, required — Price
  - `ts` integer, required — Request timestamp. Unix milliseconds for most operations; Unix seconds for withdrawals (must match the on-chain EIP-712 struct verified against block.timestamp).

## Other responses

- `400` — Bad request — the request was malformed or failed validation (bad query parameters, unparseable body, invalid signature, or a domain pre-check). The `error` field is a human-readable validation detail.
- `429` — Too Many Requests. `error` distinguishes the limit that was hit: `ip_rate_limited` (per-IP token bucket), `action_rate_limited` (per-account action rate), or `open_orders_limit` (resting open-order cap).
- `500` — Internal server error. `error` is `internal_error`.

---

[API](https://skmtc.net/polymarket/apis/polymarket-perps-http-api.md) · [All operations](https://skmtc.net/polymarket/apis/polymarket-perps-http-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/polymarket/polymarket-perps-http-api/revisions/76e4e47cf3aa/schema)